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Squashed 'SpiffWorkflow/' changes from 11e4b4f96..b439f69f2

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b439f69f2 Merge pull request #296 from sartography/bugfix/subprocess-access-to-data-objects
6d2a2031e update spiff subworkflow tasks too
992c38671 make data objects referenceable within subprocesses
6c8ff5cdf allow subprocesses & call activities to have different data copy policies
2b14f3a48 initialize subprocesses in _update_hook instead of _on_ready_before
791f335d5 Merge pull request #295 from sartography/improvement/remove-camunda-from-base-and-misc-cleanup
28b579beb remove a few unused, duplicative, and debugging methods
8f14d1098 remove some other unused diagrams and tests
408bc6734 rely on top level camunda parser for almost all namespace references
895b2cc9b remove camunda namespace from base bpmn parser
76ecbf7cc Merge pull request #294 from sartography/bugfix/reactivate-boundary-event
82b6c8ad4 hack to ensure timers (and other events) are reset if returned to via loop reset
590903f47 Merge pull request #292 from sartography/feature/multiinstance-refactor
537490043 fix bug & typo
f31726db1 raise error on attempting to migrate workflows with MI
44e6d08d8 create spiff multiinstance task
2168c022b create camunda MI that approximates what it used to do
9894cea59 some improvements and bugfixes
f857ad5d4 remove some now unused functionality & tests, create a few more tests
6fead9d04 updated serializer & fixes for most tests
ec662ecdd add parallel multiinstance
bd19b2a8a working sequential multiinstance
2f9c192b6 further cleanup around _update_hook
947792bf6 fix bug in exclusive gateway migration
d3d87b28d add io spec to all tasks
f1586e275 add support for standard loop tasks

git-subtree-dir: SpiffWorkflow
git-subtree-split: b439f69f23b547df4de1e8e0c636997f2fd4e33b
This commit is contained in:
Dan 2023-02-18 10:32:56 -05:00
parent 05e226fcab
commit 35fd8ffc0f
124 changed files with 4530 additions and 4075 deletions
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10
SpiffWorkflow/bpmn/parser/BpmnParser.py
View File

@ -21,7 +21,7 @@ import glob
import os
from lxml import etree
from lxml.etree import DocumentInvalid, LxmlError
from lxml.etree import LxmlError
from SpiffWorkflow.bpmn.specs.events.event_definitions import NoneEventDefinition
@ -106,7 +106,7 @@ class BpmnParser(object):
full_tag('endEvent'): (EndEventParser, EndEvent),
full_tag('userTask'): (TaskParser, UserTask),
full_tag('task'): (TaskParser, NoneTask),
full_tag('subProcess'): (SubWorkflowParser, CallActivity),
full_tag('subProcess'): (SubWorkflowParser, SubWorkflowTask),
full_tag('manualTask'): (TaskParser, ManualTask),
full_tag('exclusiveGateway'): (ConditionalGatewayParser, ExclusiveGateway),
full_tag('parallelGateway'): (GatewayParser, ParallelGateway),
@ -222,8 +222,7 @@ class BpmnParser(object):
for correlation in bpmn.xpath('.//bpmn:correlationProperty', namespaces=self.namespaces):
correlation_identifier = correlation.attrib.get("id")
if correlation_identifier is None:
raise ValidationException(
"Correlation identifier is missing from bpmn xml" )
raise ValidationException("Correlation identifier is missing from bpmn xml")
correlation_property_retrieval_expressions = correlation.xpath(
"//bpmn:correlationPropertyRetrievalExpression", namespaces = self.namespaces)
if not correlation_property_retrieval_expressions:
@ -260,9 +259,6 @@ class BpmnParser(object):
self.process_parsers[parser.get_id()] = parser
self.process_parsers_by_name[parser.get_name()] = parser
def get_dependencies(self):
return self.process_dependencies
def get_process_dependencies(self):
return self.process_dependencies

37
SpiffWorkflow/bpmn/parser/ProcessParser.py
View File

@ -18,7 +18,8 @@
# 02110-1301 USA
from .ValidationException import ValidationException
from ..specs.BpmnProcessSpec import BpmnProcessSpec, BpmnDataSpecification
from ..specs.BpmnProcessSpec import BpmnProcessSpec
from ..specs.data_spec import DataObject
from .node_parser import NodeParser
from .util import first
@ -45,6 +46,7 @@ class ProcessParser(NodeParser):
self.lane = lane
self.spec = None
self.process_executable = self.is_executable()
self.inherited_data_objects = {}
def get_name(self):
"""
@ -94,7 +96,7 @@ class ProcessParser(NodeParser):
if not node_parser or not spec_class:
raise ValidationException("There is no support implemented for this task type.",
node=node, file_name=self.filename)
np = node_parser(self, spec_class, node, lane=self.lane)
np = node_parser(self, spec_class, node, self.nsmap, lane=self.lane)
task_spec = np.parse_node()
return task_spec
@ -106,21 +108,24 @@ class ProcessParser(NodeParser):
raise ValidationException("No start event found", node=self.node, file_name=self.filename)
self.spec = BpmnProcessSpec(name=self.get_id(), description=self.get_name(), filename=self.filename)
# Check for an IO Specification.
io_spec = first(self.xpath('./bpmn:ioSpecification'))
if io_spec is not None:
data_parser = DataSpecificationParser(io_spec, filename=self.filename)
self.spec.data_inputs, self.spec.data_outputs = data_parser.parse_io_spec()
self.spec.data_objects.update(self.inherited_data_objects)
# Get the data objects
for obj in self.xpath('./bpmn:dataObject'):
data_parser = DataSpecificationParser(obj, filename=self.filename)
data_object = data_parser.parse_data_object()
data_object = self.parse_data_object(obj)
self.spec.data_objects[data_object.name] = data_object
# Check for an IO Specification.
io_spec = first(self.xpath('./bpmn:ioSpecification'))
if io_spec is not None:
self.spec.io_specification = self.parse_io_spec()
for node in start_node_list:
self.parse_node(node)
def parse_data_object(self, obj):
return DataObject(obj.get('id'), obj.get('name'))
def get_spec(self):
"""
Parse this process (if it has not already been parsed), and return the
@ -129,17 +134,3 @@ class ProcessParser(NodeParser):
if self.spec is None:
self._parse()
return self.spec
class DataSpecificationParser(NodeParser):
def parse_io_spec(self):
inputs, outputs = [], []
for elem in self.xpath('./bpmn:dataInput'):
inputs.append(BpmnDataSpecification(elem.get('id'), elem.get('name')))
for elem in self.xpath('./bpmn:dataOutput'):
outputs.append(BpmnDataSpecification(elem.get('id'), elem.get('name')))
return inputs, outputs
def parse_data_object(self):
return BpmnDataSpecification(self.node.get('id'), self.node.get('name'))

178
SpiffWorkflow/bpmn/parser/TaskParser.py
View File

@ -17,27 +17,18 @@
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
import sys
import traceback
from .ValidationException import ValidationException
from ..specs.NoneTask import NoneTask
from ..specs.ScriptTask import ScriptTask
from ..specs.UserTask import UserTask
from ..specs.events.IntermediateEvent import _BoundaryEventParent
from ..specs.events.event_definitions import CancelEventDefinition
from ..specs.MultiInstanceTask import getDynamicMIClass
from ..specs.SubWorkflowTask import CallActivity, TransactionSubprocess, SubWorkflowTask
from ..specs.MultiInstanceTask import StandardLoopTask, SequentialMultiInstanceTask, ParallelMultiInstanceTask
from ..specs.SubWorkflowTask import TransactionSubprocess
from ..specs.ExclusiveGateway import ExclusiveGateway
from ..specs.InclusiveGateway import InclusiveGateway
from ...dmn.specs.BusinessRuleTask import BusinessRuleTask
from ...operators import Attrib, PathAttrib
from .util import one, first
from ..specs.data_spec import TaskDataReference
from .util import one
from .node_parser import NodeParser
STANDARDLOOPCOUNT = '25'
CAMUNDA_MODEL_NS = 'http://camunda.org/schema/1.0/bpmn'
class TaskParser(NodeParser):
"""
@ -48,6 +39,12 @@ class TaskParser(NodeParser):
outgoing transitions, once the child tasks have all been parsed.
"""
# I hate myself for this. I wanted to at least relegate it to the top-level
# parser where the rest of the similar nonsense is, but it's inaccessible here.
STANDARD_LOOP_CLASS = StandardLoopTask
PARALLEL_MI_CLASS = ParallelMultiInstanceTask
SEQUENTIAL_MI_CLASS = SequentialMultiInstanceTask
def __init__(self, process_parser, spec_class, node, nsmap=None, lane=None):
"""
Constructor.
@ -63,64 +60,97 @@ class TaskParser(NodeParser):
self.spec_class = spec_class
self.spec = self.process_parser.spec
def _set_multiinstance_attributes(self, is_sequential, expanded, loop_count,
loop_task=False, element_var=None, collection=None, completion_condition=None):
# This should be replaced with its own task parser (though I'm not sure how feasible this is given
# the current parser achitecture). We should also consider separate classes for loop vs
# multiinstance because having all these optional attributes is a nightmare
def _copy_task_attrs(self, original):
if not isinstance(self.task, (NoneTask, UserTask, BusinessRuleTask, ScriptTask, CallActivity, SubWorkflowTask)):
raise ValidationException(
f'Unsupported MultiInstance Task: {self.task.__class__}',
node=self.node,
file_name=self.filename)
self.task.inputs = original.inputs
self.task.outputs = original.outputs
self.task.io_specification = original.io_specification
self.task.data_input_associations = original.data_input_associations
self.task.data_output_associations = original.data_output_associations
self.task.description = original.description
self.task.loopTask = loop_task
self.task.isSequential = is_sequential
self.task.expanded = expanded
# make dot notation compatible with bmpmn path notation.
self.task.times = PathAttrib(loop_count.replace('.', '/')) if loop_count.find('.') > 0 else Attrib(loop_count)
self.task.elementVar = element_var
self.task.collection = collection
self.task.completioncondition = completion_condition
original.inputs = [self.task]
original.outputs = []
original.io_specification = None
original.data_input_associations = []
original.data_output_associations = []
original.name = f'{original.name} [child]'
self.task.task_spec = original.name
self.spec.task_specs[original.name] = original
self.task.prevtaskclass = self.task.__module__ + "." + self.task.__class__.__name__
newtaskclass = getDynamicMIClass(self.get_id(),self.task.__class__)
self.task.__class__ = newtaskclass
def _add_loop_task(self, loop_characteristics):
def _detect_multiinstance(self):
maximum = loop_characteristics.attrib.get('loopMaximum')
if maximum is not None:
maximum = int(maximum)
condition = self.xpath('./bpmn:standardLoopCharacteristics/bpmn:loopCondition')
condition = condition[0].text if len(condition) > 0 else None
test_before = loop_characteristics.get('testBefore', 'false') == 'true'
if maximum is None and condition is None:
self.raise_validation_exception('A loopMaximum or loopCondition must be specified for Loop Tasks')
multiinstance_element = first(self.xpath('./bpmn:multiInstanceLoopCharacteristics'))
if multiinstance_element is not None:
is_sequential = multiinstance_element.get('isSequential') == 'true'
original = self.spec.task_specs.pop(self.task.name)
self.task = self.STANDARD_LOOP_CLASS(self.spec, original.name, '', maximum, condition, test_before)
self._copy_task_attrs(original)
element_var_text = multiinstance_element.attrib.get('{' + CAMUNDA_MODEL_NS + '}elementVariable')
collection_text = multiinstance_element.attrib.get('{' + CAMUNDA_MODEL_NS + '}collection')
def _add_multiinstance_task(self, loop_characteristics):
sequential = loop_characteristics.get('isSequential') == 'true'
prefix = 'bpmn:multiInstanceLoopCharacteristics'
cardinality = self.xpath(f'./{prefix}/bpmn:loopCardinality')
loop_input = self.xpath(f'./{prefix}/bpmn:loopDataInputRef')
if len(cardinality) == 0 and len(loop_input) == 0:
self.raise_validation_exception("A multiinstance task must specify a cardinality or a loop input data reference")
elif len(cardinality) > 0 and len(loop_input) > 0:
self.raise_validation_exception("A multiinstance task must specify exactly one of cardinality or loop input data reference")
cardinality = cardinality[0].text if len(cardinality) > 0 else None
loop_cardinality = first(self.xpath('./bpmn:multiInstanceLoopCharacteristics/bpmn:loopCardinality'))
if loop_cardinality is not None:
loop_count = loop_cardinality.text
elif collection_text is not None:
loop_count = collection_text
loop_input = loop_input[0].text if len(loop_input) > 0 else None
if loop_input is not None:
if self.task.io_specification is not None:
try:
loop_input = [v for v in self.task.io_specification.data_inputs if v.name == loop_input][0]
except:
self.raise_validation_exception('The loop input data reference is missing from the IO specification')
else:
loop_count = '1'
loop_input = TaskDataReference(loop_input)
if collection_text is not None:
collection = PathAttrib(collection_text.replace('.', '/')) if collection_text.find('.') > 0 else Attrib(collection_text)
input_item = self.xpath(f'./{prefix}/bpmn:inputDataItem')
input_item = self.create_data_spec(input_item[0], TaskDataReference) if len(input_item) > 0 else None
loop_output = self.xpath(f'./{prefix}/bpmn:loopDataOutputRef')
loop_output = loop_output[0].text if len(loop_output) > 0 else None
if loop_output is not None:
if self.task.io_specification is not None:
try:
refs = set(self.task.io_specification.data_inputs + self.task.io_specification.data_outputs)
loop_output = [v for v in refs if v.name == loop_output][0]
except:
self.raise_validation_exception('The loop output data reference is missing from the IO specification')
else:
collection = None
loop_output = TaskDataReference(loop_output)
completion_condition = first(self.xpath('./bpmn:multiInstanceLoopCharacteristics/bpmn:completionCondition'))
if completion_condition is not None:
completion_condition = completion_condition.text
output_item = self.xpath(f'./{prefix}/bpmn:outputDataItem')
output_item = self.create_data_spec(output_item[0], TaskDataReference) if len(output_item) > 0 else None
self._set_multiinstance_attributes(is_sequential, 1, loop_count,
element_var=element_var_text,
collection=collection,
completion_condition=completion_condition)
condition = self.xpath(f'./{prefix}/bpmn:completionCondition')
condition = condition[0].text if len(condition) > 0 else None
elif len(self.xpath('./bpmn:standardLoopCharacteristics')) > 0:
self._set_multiinstance_attributes(True, 25, STANDARDLOOPCOUNT, loop_task=True)
original = self.spec.task_specs.pop(self.task.name)
params = {
'task_spec': '',
'cardinality': cardinality,
'data_input': loop_input,
'data_output':loop_output,
'input_item': input_item,
'output_item': output_item,
'condition': condition,
}
if sequential:
self.task = self.SEQUENTIAL_MI_CLASS(self.spec, original.name, **params)
else:
self.task = self.PARALLEL_MI_CLASS(self.spec, original.name, **params)
self._copy_task_attrs(original)
def _add_boundary_event(self, children):
@ -133,9 +163,7 @@ class TaskParser(NodeParser):
child = self.process_parser.parse_node(event)
if isinstance(child.event_definition, CancelEventDefinition) \
and not isinstance(self.task, TransactionSubprocess):
raise ValidationException('Cancel Events may only be used with transactions',
node=self.node,
file_name=self.filename)
self.raise_validation_exception('Cancel Events may only be used with transactions')
parent.connect(child)
return parent
@ -153,7 +181,17 @@ class TaskParser(NodeParser):
self.task.data_input_associations = self.parse_incoming_data_references()
self.task.data_output_associations = self.parse_outgoing_data_references()
self._detect_multiinstance()
io_spec = self.xpath('./bpmn:ioSpecification')
if len(io_spec) > 0:
self.task.io_specification = self.parse_io_spec()
loop_characteristics = self.xpath('./bpmn:standardLoopCharacteristics')
if len(loop_characteristics) > 0:
self._add_loop_task(loop_characteristics[0])
mi_loop_characteristics = self.xpath('./bpmn:multiInstanceLoopCharacteristics')
if len(mi_loop_characteristics) > 0:
self._add_multiinstance_task(mi_loop_characteristics[0])
boundary_event_nodes = self.doc_xpath('.//bpmn:boundaryEvent[@attachedToRef="%s"]' % self.get_id())
if boundary_event_nodes:
@ -164,21 +202,14 @@ class TaskParser(NodeParser):
children = []
outgoing = self.doc_xpath('.//bpmn:sequenceFlow[@sourceRef="%s"]' % self.get_id())
if len(outgoing) > 1 and not self.handles_multiple_outgoing():
raise ValidationException(
'Multiple outgoing flows are not supported for '
'tasks of type',
node=self.node,
file_name=self.filename)
self.raise_validation_exception('Multiple outgoing flows are not supported for tasks of type')
for sequence_flow in outgoing:
target_ref = sequence_flow.get('targetRef')
try:
target_node = one(self.doc_xpath('.//bpmn:*[@id="%s"]'% target_ref))
except:
raise ValidationException(
'When looking for a task spec, we found two items, '
'perhaps a form has the same ID? (%s)' % target_ref,
node=self.node,
file_name=self.filename)
self.raise_validation_exception('When looking for a task spec, we found two items, '
'perhaps a form has the same ID? (%s)' % target_ref)
c = self.process_parser.parse_node(target_node)
position = c.position
@ -233,3 +264,4 @@ class TaskParser(NodeParser):
outgoing sequence flows.
"""
return False

3
SpiffWorkflow/bpmn/parser/event_parsers.py
View File

@ -19,8 +19,6 @@ from ..specs.events.event_definitions import (
NoneEventDefinition
)
CAMUNDA_MODEL_NS = 'http://camunda.org/schema/1.0/bpmn'
CANCEL_EVENT_XPATH = './/bpmn:cancelEventDefinition'
ERROR_EVENT_XPATH = './/bpmn:errorEventDefinition'
ESCALATION_EVENT_XPATH = './/bpmn:escalationEventDefinition'
@ -29,6 +27,7 @@ MESSAGE_EVENT_XPATH = './/bpmn:messageEventDefinition'
SIGNAL_EVENT_XPATH = './/bpmn:signalEventDefinition'
TIMER_EVENT_XPATH = './/bpmn:timerEventDefinition'
class EventDefinitionParser(TaskParser):
"""This class provvides methods for parsing different event definitions."""

44
SpiffWorkflow/bpmn/parser/node_parser.py
View File

@ -1,14 +1,13 @@
from SpiffWorkflow.bpmn.parser.ValidationException import ValidationException
from SpiffWorkflow.bpmn.specs.data_spec import TaskDataReference, BpmnIoSpecification
from .util import first
DEFAULT_NSMAP = {
'bpmn': 'http://www.omg.org/spec/BPMN/20100524/MODEL',
'bpmndi': 'http://www.omg.org/spec/BPMN/20100524/DI',
'dc': 'http://www.omg.org/spec/DD/20100524/DC',
}
CAMUNDA_MODEL_NS = 'http://camunda.org/schema/1.0/bpmn'
class NodeParser:
@ -30,6 +29,12 @@ class NodeParser:
root = self.node.getroottree().getroot()
return self._xpath(root, xpath, extra_ns)
def attribute(self, attribute, namespace=None, node=None):
if node is None:
node = self.node
prefix = '{' + self.nsmap.get(namespace or 'bpmn') + '}'
return node.attrib.get(f'{prefix}{attribute}')
def parse_condition(self, sequence_flow):
expression = first(self._xpath(sequence_flow, './/bpmn:conditionExpression'))
return expression.text if expression is not None else None
@ -41,7 +46,7 @@ class NodeParser:
def parse_incoming_data_references(self):
specs = []
for name in self.xpath('.//bpmn:dataInputAssociation/bpmn:sourceRef'):
for name in self.xpath('./bpmn:dataInputAssociation/bpmn:sourceRef'):
ref = first(self.doc_xpath(f".//bpmn:dataObjectReference[@id='{name.text}']"))
if ref is not None and ref.get('dataObjectRef') in self.process_parser.spec.data_objects:
specs.append(self.process_parser.spec.data_objects[ref.get('dataObjectRef')])
@ -51,7 +56,7 @@ class NodeParser:
def parse_outgoing_data_references(self):
specs = []
for name in self.xpath('.//bpmn:dataOutputAssociation/bpmn:targetRef'):
for name in self.xpath('./bpmn:dataOutputAssociation/bpmn:targetRef'):
ref = first(self.doc_xpath(f".//bpmn:dataObjectReference[@id='{name.text}']"))
if ref is not None and ref.get('dataObjectRef') in self.process_parser.spec.data_objects:
specs.append(self.process_parser.spec.data_objects[ref.get('dataObjectRef')])
@ -59,13 +64,29 @@ class NodeParser:
raise ValidationException(f'Cannot resolve dataOutputAssociation {name}', self.node, self.filename)
return specs
def parse_io_spec(self):
data_refs = {}
for elem in self.xpath('./bpmn:ioSpecification/bpmn:dataInput'):
ref = self.create_data_spec(elem, TaskDataReference)
data_refs[ref.name] = ref
for elem in self.xpath('./bpmn:ioSpecification/bpmn:dataOutput'):
ref = self.create_data_spec(elem, TaskDataReference)
data_refs[ref.name] = ref
inputs, outputs = [], []
for ref in self.xpath('./bpmn:ioSpecification/bpmn:inputSet/bpmn:dataInputRefs'):
if ref.text in data_refs:
inputs.append(data_refs[ref.text])
for ref in self.xpath('./bpmn:ioSpecification/bpmn:outputSet/bpmn:dataOutputRefs'):
if ref.text in data_refs:
outputs.append(data_refs[ref.text])
return BpmnIoSpecification(inputs, outputs)
def create_data_spec(self, item, cls):
return cls(item.attrib.get('id'), item.attrib.get('name'))
def parse_extensions(self, node=None):
extensions = {}
extra_ns = {'camunda': CAMUNDA_MODEL_NS}
extension_nodes = self.xpath('.//bpmn:extensionElements/camunda:properties/camunda:property', extra_ns)
for ex_node in extension_nodes:
extensions[ex_node.get('name')] = ex_node.get('value')
return extensions
return {}
def _get_lane(self):
noderef = first(self.doc_xpath(f".//bpmn:flowNodeRef[text()='{self.get_id()}']"))
@ -84,3 +105,6 @@ class NodeParser:
else:
nsmap = self.nsmap
return node.xpath(xpath, namespaces=nsmap)
def raise_validation_exception(self, message):
raise ValidationException(message, self.node, self.filename)

26
SpiffWorkflow/bpmn/parser/task_parsers.py
View File

@ -16,13 +16,9 @@
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
from lxml import etree
from .ValidationException import ValidationException
from .TaskParser import TaskParser
from .util import one, DEFAULT_NSMAP
CAMUNDA_MODEL_NS = 'http://camunda.org/schema/1.0/bpmn'
from .util import one
class GatewayParser(TaskParser):
@ -61,30 +57,24 @@ class SubprocessParser:
workflow_start_event = task_parser.xpath('./bpmn:startEvent')
workflow_end_event = task_parser.xpath('./bpmn:endEvent')
if len(workflow_start_event) != 1:
raise ValidationException(
'Multiple Start points are not allowed in SubWorkflow Task',
raise ValidationException('Multiple Start points are not allowed in SubWorkflow Task',
node=task_parser.node,
file_name=task_parser.filename)
if len(workflow_end_event) == 0:
raise ValidationException(
'A SubWorkflow Must contain an End event',
raise ValidationException('A SubWorkflow Must contain an End event',
node=task_parser.node,
file_name=task_parser.filename)
nsmap = DEFAULT_NSMAP.copy()
nsmap['camunda'] = "http://camunda.org/schema/1.0/bpmn"
nsmap['di'] = "http://www.omg.org/spec/DD/20100524/DI"
# Create wrapper xml for the subworkflow
for ns, val in nsmap.items():
etree.register_namespace(ns, val)
task_parser.process_parser.parser.create_parser(
task_parser.node,
filename=task_parser.filename,
lane=task_parser.lane
)
return task_parser.node.get('id')
spec_id = task_parser.node.get('id')
# This parser makes me want to cry
spec_parser = task_parser.process_parser.parser.process_parsers[spec_id]
spec_parser.inherited_data_objects.update(task_parser.process_parser.spec.data_objects)
return spec_id
@staticmethod
def get_call_activity_spec(task_parser):

29
SpiffWorkflow/bpmn/serializer/data_spec.py Normal file
View File

@ -0,0 +1,29 @@
from ..specs.data_spec import DataObject, TaskDataReference, BpmnIoSpecification
from .helpers.spec import BpmnSpecConverter, BpmnDataSpecificationConverter
class BpmnDataObjectConverter(BpmnDataSpecificationConverter):
def __init__(self, registry):
super().__init__(DataObject, registry)
class TaskDataReferenceConverter(BpmnDataSpecificationConverter):
def __init__(self, registry):
super().__init__(TaskDataReference, registry)
class IOSpecificationConverter(BpmnSpecConverter):
def __init__(self, registry):
super().__init__(BpmnIoSpecification, registry)
def to_dict(self, spec):
return {
'data_inputs': [self.registry.convert(item) for item in spec.data_inputs],
'data_outputs': [self.registry.convert(item) for item in spec.data_outputs],
}
def from_dict(self, dct):
return BpmnIoSpecification(
data_inputs=[self.registry.restore(item) for item in dct['data_inputs']],
data_outputs=[self.registry.restore(item) for item in dct['data_outputs']],
)

19
SpiffWorkflow/bpmn/serializer/helpers/spec.py
View File

@ -144,10 +144,10 @@ class TaskSpecConverter(BpmnSpecConverter):
return {
'lane': spec.lane,
'documentation': spec.documentation,
'loopTask': spec.loopTask,
'position': spec.position,
'data_input_associations': [ self.registry.convert(obj) for obj in spec.data_input_associations ],
'data_output_associations': [ self.registry.convert(obj) for obj in spec.data_output_associations ],
'io_specification': self.registry.convert(spec.io_specification),
}
def get_join_attributes(self, spec):
@ -174,6 +174,21 @@ class TaskSpecConverter(BpmnSpecConverter):
"""
return {'spec': spec.spec}
def get_standard_loop_attributes(self, spec):
"""Extracts attributes for standard loop tasks.
:param spec: the task spec to be converted
Returns:
a dictionary of standard loop task spec attributes
"""
return {
'task_spec': spec.task_spec,
'maximum': spec.maximum,
'condition': spec.condition,
'test_before': spec.test_before,
}
def task_spec_from_dict(self, dct, include_data=False):
"""
Creates a task spec based on the supplied dictionary. It handles setting the default
@ -204,9 +219,9 @@ class TaskSpecConverter(BpmnSpecConverter):
if isinstance(spec, BpmnSpecMixin):
spec.documentation = dct.pop('documentation', None)
spec.lane = dct.pop('lane', None)
spec.loopTask = dct.pop('loopTask', False)
spec.data_input_associations = self.registry.restore(dct.pop('data_input_associations', []))
spec.data_output_associations = self.registry.restore(dct.pop('data_output_associations', []))
spec.io_specification = self.registry.restore(dct.pop('io_specification', None))
return spec

0
SpiffWorkflow/bpmn/serializer/migration/__init__.py Normal file
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4
SpiffWorkflow/bpmn/serializer/migration/exceptions.py Normal file
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@ -0,0 +1,4 @@
from SpiffWorkflow.exceptions import WorkflowException
class VersionMigrationError(WorkflowException):
pass

34
SpiffWorkflow/bpmn/serializer/migration/version_1_1.py Normal file
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@ -0,0 +1,34 @@
def move_subprocesses_to_top(dct):
subprocesses = dict((sp, { 'tasks': {}, 'root': None, 'data': {}, 'success': True }) for sp in dct['subprocesses'])
# Move the tasks out of the top-level
for sp, task_ids in dct['subprocesses'].items():
for task_id in task_ids:
if task_id in dct['tasks']:
subprocesses[sp]['tasks'][task_id] = dct['tasks'].pop(task_id)
if subprocesses[sp]['root'] is None:
subprocesses[sp]['root'] = task_id
subprocesses[sp]['tasks'][task_id]['parent'] = None
# Fix up th task and workflow states
waiting = []
for sp in subprocesses:
completed = sorted(
[t for t in subprocesses[sp]['tasks'].values() if t['state'] in [32, 64] ],
key=lambda t: t['last_state_change']
)
if len(completed) > 0:
subprocesses[sp]['last_task'] = completed[-1]
# If there are uncompleted tasks, set the subworkflow task state to waiting
if len(completed) < len(subprocesses[sp]['tasks']):
waiting.append(sp)
# Check the top level and all subprocesses for waiting tasks
# Also remove any children that are no longer in the tree
for sp in [dct] + list(subprocesses.values()):
for task_id, task in sp['tasks'].items():
if task_id in waiting:
task['state'] = 8
task['children'] = [ c for c in task['children'] if c in sp['tasks'] ]
dct['subprocesses'] = subprocesses

113
SpiffWorkflow/bpmn/serializer/migration/version_1_2.py Normal file
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@ -0,0 +1,113 @@
from datetime import datetime, timedelta
from SpiffWorkflow.task import TaskState
from SpiffWorkflow.bpmn.specs.events.event_definitions import LOCALTZ
from .exceptions import VersionMigrationError
def td_to_iso(td):
total = td.total_seconds()
v1, seconds = total // 60, total % 60
v2, minutes = v1 // 60, v1 % 60
days, hours = v2 // 24, v2 % 60
return f"P{days:.0f}DT{hours:.0f}H{minutes:.0f}M{seconds}S"
def convert_timer_expressions(dct):
message = "Unable to convert time specifications for {spec}. This most likely because the values are set during workflow execution."
has_timer = lambda ts: 'event_definition' in ts and ts['event_definition']['typename'] in [ 'CycleTimerEventDefinition', 'TimerEventDefinition']
for spec in [ ts for ts in dct['spec']['task_specs'].values() if has_timer(ts) ]:
spec['event_definition']['name'] = spec['event_definition'].pop('label')
if spec['event_definition']['typename'] == 'TimerEventDefinition':
expr = spec['event_definition'].pop('dateTime')
try:
dt = eval(expr)
if isinstance(dt, datetime):
spec['event_definition']['expression'] = f"'{dt.isoformat()}'"
spec['event_definition']['typename'] = 'TimeDateEventDefinition'
elif isinstance(dt, timedelta):
spec['event_definition']['expression'] = f"'{td_to_iso(dt)}'"
spec['event_definition']['typename'] = 'DurationTimerEventDefinition'
except:
raise VersionMigrationError(message.format(spec=spec['name']))
if spec['event_definition']['typename'] == 'CycleTimerEventDefinition':
tasks = [ t for t in dct['tasks'].values() if t['task_spec'] == spec['name'] ]
task = tasks[0] if len(tasks) > 0 else None
expr = spec['event_definition'].pop('cycle_definition')
try:
repeat, duration = eval(expr)
spec['event_definition']['expression'] = f"'R{repeat}/{td_to_iso(duration)}'"
if task is not None:
cycles_complete = task['data'].pop('repeat_count', 0)
start_time = task['internal_data'].pop('start_time', None)
if start_time is not None:
dt = datetime.fromisoformat(start_time)
task['internal_data']['event_value'] = {
'cycles': repeat - cycles_complete,
'next': datetime.combine(dt.date(), dt.time(), LOCALTZ).isoformat(),
'duration': duration.total_seconds(),
}
except:
raise VersionMigrationError(message.format(spec=spec['name']))
if spec['typename'] == 'StartEvent':
spec['outputs'].remove(spec['name'])
if task is not None:
children = [ dct['tasks'][c] for c in task['children'] ]
# Formerly cycles were handled by looping back and reusing the tasks so this removes the extra tasks
remove = [ c for c in children if c['task_spec'] == task['task_spec']][0]
for task_id in remove['children']:
child = dct['tasks'][task_id]
if child['task_spec'].startswith('return') or child['state'] != TaskState.COMPLETED:
dct['tasks'].pop(task_id)
else:
task['children'].append(task_id)
task['children'].remove(remove['id'])
dct['tasks'].pop(remove['id'])
def add_default_condition_to_cond_task_specs(dct):
for spec in [ts for ts in dct['spec']['task_specs'].values() if ts['typename'] == 'ExclusiveGateway']:
if (None, spec['default_task_spec']) not in spec['cond_task_specs']:
spec['cond_task_specs'].append({'condition': None, 'task_spec': spec['default_task_spec']})
def create_data_objects_and_io_specs(dct):
def update_data_specs(spec):
for obj in spec.get('data_objects', {}).values():
obj['typename'] = 'DataObject'
data_inputs = spec.pop('data_inputs', [])
data_outputs = spec.pop('data_outputs', [])
if len(data_outputs) > 0 or len(data_outputs) > 0:
for item in data_inputs:
item['typename'] = 'TaskDataReference'
for item in data_outputs:
item['typename'] = 'TaskDataReference'
io_spec = {
'typename': 'BpmnIoSpecification',
'data_inputs': data_inputs,
'data_outputs': data_outputs,
}
spec['io_specification'] = io_spec
else:
spec['io_specification'] = None
update_data_specs(dct['spec'])
for sp in dct['subprocess_specs'].values():
update_data_specs(sp)
for spec in dct['spec']['task_specs'].values():
for item in spec.get('data_input_associations', {}):
item['typename'] = 'DataObject'
for item in spec.get('data_output_associations', {}):
item['typename'] = 'DataObject'
def check_multiinstance(dct):
specs = [ spec for spec in dct['spec']['task_specs'].values() if 'prevtaskclass' in spec ]
if len(specs) > 0:
raise VersionMigrationError("This workflow cannot be migrated because it contains MultiInstance Tasks")

55
SpiffWorkflow/bpmn/serializer/migration/version_migration.py Normal file
View File

@ -0,0 +1,55 @@
from copy import deepcopy
from .version_1_1 import move_subprocesses_to_top
from .version_1_2 import (
convert_timer_expressions,
add_default_condition_to_cond_task_specs,
create_data_objects_and_io_specs,
check_multiinstance,
)
def from_version_1_1(old):
"""
Upgrade v1.1 serialization to v1.2.
Expressions in timer event definitions have been converted from python expressions to
ISO 8601 expressions.
Cycle timers no longer connect back to themselves. New children are created from a single
tasks rather than reusing previously executed tasks.
All conditions (including the default) are included in the conditions for gateways.
Data inputs and outputs on process specs were moved inside a BPMNIOSpecification, and
are now TaskDataReferences; BpmnDataSpecifications that referred to Data Objects are
now DataObjects.
"""
new = deepcopy(old)
convert_timer_expressions(new)
add_default_condition_to_cond_task_specs(new)
create_data_objects_and_io_specs(new)
check_multiinstance(new)
new['VERSION'] = "1.2"
return new
def from_version_1_0(old):
"""
Upgrade v1.0 serializations to v1.1.
Starting with Spiff 1.1.8, subworkflows are no longer integrated in main task tree. When
a subworkflow (a subprocess, transaction, or call activity) is reached, a subprocss is
added to the top level workflow and the task enters a waiting state until the workflow
completes.
To make the serialization backwards compatible, we delete the tasks from the main workflow
task list and add them to the appropriate subprocess and recreate the remaining subprocess
attributes based on the task states.
"""
new = deepcopy(old)
move_subprocesses_to_top(new)
return from_version_1_1(new)
MIGRATIONS = {
'1.0': from_version_1_0,
'1.1': from_version_1_1,
}

102
SpiffWorkflow/bpmn/serializer/process_spec.py
View File

@ -1,95 +1,14 @@
from .helpers.spec import WorkflowSpecConverter, BpmnDataSpecificationConverter
from ..specs.BpmnProcessSpec import BpmnProcessSpec
from ..specs.MultiInstanceTask import MultiInstanceTask, getDynamicMIClass
from ..specs.MultiInstanceTask import MultiInstanceTask
from ..specs.events.IntermediateEvent import _BoundaryEventParent
from ..specs.BpmnProcessSpec import BpmnDataSpecification
class BpmnDataObjectConverter(BpmnDataSpecificationConverter):
def __init__(self, registry, typename=None):
super().__init__(BpmnDataSpecification, registry, typename)
from .helpers.spec import WorkflowSpecConverter
class BpmnProcessSpecConverter(WorkflowSpecConverter):
def __init__(self, registry):
super().__init__(BpmnProcessSpec, registry)
def multi_instance_to_dict(self, spec):
# This is a hot mess, but I don't know how else to deal with the dynamically
# generated classes. Why do we use them?
classname = spec.prevtaskclass.split('.')[-1]
# Bypass the automatic selection of a conversion function
# This returns the partial function that was created on register for the original task type.
# The second argument is the function that would be called by `convert`.
conversion = self.registry.convert_to_dict[classname]
func = conversion.args[1]
# We can just call it directly and add the typename manually
dct = func(spec)
dct['typename'] = classname
dct.update({
'times': self.registry.convert(spec.times) if spec.times is not None else None,
'elementVar': spec.elementVar,
'collection': self.registry.convert(spec.collection) if spec.collection is not None else None,
# These are not defined in the constructor, but added by the parser, or somewhere else inappropriate
'completioncondition': spec.completioncondition,
'prevtaskclass': spec.prevtaskclass,
'isSequential': spec.isSequential,
})
# Also from the parser, but not always present.
if hasattr(spec, 'expanded'):
dct['expanded'] = spec.expanded
return dct
def multiinstance_from_dict(self, dct):
# The restore function removes items from the dictionary.
# We need the original so that we can restore everything without enumerating all
# possibiliies in this function.
attrs = list(dct.keys())
attrs.remove('typename')
attrs.remove('wf_spec')
# These need to be restored here
attrs.remove('times')
attrs.remove('collection')
# If only I'd done this right in the DMN converter I wouldn't have to pollute this on with
# task specific cases.
if 'decision_table' in attrs:
attrs.remove('decision_table')
attrs.append('dmnEngine')
# Terrible ugly hack
registered = dict((name, c) for c, name in self.registry.typenames.items())
# First get the dynamic class
cls = getDynamicMIClass(dct['name'], registered[dct['typename']])
# Restore the task according to the original task spec, so that its attributes can be converted
# recursively
original = self.registry.restore(dct.copy())
# But this task has the wrong class, so delete it from the spec
del dct['wf_spec'].task_specs[original.name]
# Create a new class using the dynamic class
task_spec = cls(**dct)
task_spec.times = self.registry.restore(dct['times']) if dct['times'] is not None else None
task_spec.collection = self.registry.restore(dct['collection']) if dct['collection'] is not None else None
# Now copy everything else, from the temporary task spec if possible, otherwise the dict
for attr in attrs:
# If the original task has the attr, use the converted value
if hasattr(original, attr):
task_spec.__dict__[attr] = original.__dict__[attr]
else:
task_spec.__dict__[attr] = self.registry.restore(dct[attr])
# Handle adding any remaining attributes from the original task type that might not be
# present in the restored version (for example attributes added since last serialized)
for attr in original.__dict__:
if not hasattr(task_spec, attr):
task_spec.__dict__[attr] = original.__dict__[attr]
return task_spec
def convert_task_spec_extensions(self, task_spec, dct):
# Extensions will be moved out of the base parser, but since we currently add them to some
# indeterminate set of tasks, we'll just check all the tasks for them here.
@ -107,16 +26,12 @@ class BpmnProcessSpecConverter(WorkflowSpecConverter):
'description': spec.description,
'file': spec.file,
'task_specs': {},
'data_inputs': [ self.registry.convert(obj) for obj in spec.data_inputs ],
'data_outputs': [ self.registry.convert(obj) for obj in spec.data_outputs ],
'io_specification': self.registry.convert(spec.io_specification),
'data_objects': dict([ (name, self.registry.convert(obj)) for name, obj in spec.data_objects.items() ]),
'correlation_keys': spec.correlation_keys,
}
for name, task_spec in spec.task_specs.items():
if isinstance(task_spec, MultiInstanceTask):
task_dict = self.multi_instance_to_dict(task_spec)
else:
task_dict = self.registry.convert(task_spec)
task_dict = self.registry.convert(task_spec)
self.convert_task_spec_extensions(task_spec, task_dict)
dct['task_specs'][name] = task_dict
@ -135,8 +50,7 @@ class BpmnProcessSpecConverter(WorkflowSpecConverter):
del spec.task_specs[f'{spec.name}.EndJoin']
# Add the data specs
spec.data_inputs = [ self.registry.restore(obj_dct) for obj_dct in dct.pop('data_inputs', []) ]
spec.data_outputs = [ self.registry.restore(obj_dct) for obj_dct in dct.pop('data_outputs', []) ]
spec.io_specification = self.registry.restore(dct.pop('io_specification', None))
# fixme: This conditional can be removed in the next release, just avoiding invalid a potential
# serialization issue for some users caught between official releases.
if isinstance(dct.get('data_objects', {}), dict):
@ -152,11 +66,7 @@ class BpmnProcessSpecConverter(WorkflowSpecConverter):
# IMO storing the workflow spec on the task spec is a TERRIBLE idea, but that's
# how this thing works.
task_dict['wf_spec'] = spec
# Ugh.
if 'prevtaskclass' in task_dict:
task_spec = self.multiinstance_from_dict(task_dict)
else:
task_spec = self.registry.restore(task_dict)
task_spec = self.registry.restore(task_dict)
if name == 'Start':
spec.start = task_spec
self.restore_task_spec_extensions(task_dict, task_spec)

65
SpiffWorkflow/bpmn/serializer/task_spec.py
View File

@ -10,7 +10,8 @@ from ..specs.NoneTask import NoneTask
from ..specs.UserTask import UserTask
from ..specs.ManualTask import ManualTask
from ..specs.ScriptTask import ScriptTask
from ..specs.SubWorkflowTask import CallActivity, TransactionSubprocess
from ..specs.MultiInstanceTask import StandardLoopTask, SequentialMultiInstanceTask, ParallelMultiInstanceTask
from ..specs.SubWorkflowTask import CallActivity, TransactionSubprocess, SubWorkflowTask
from ..specs.ExclusiveGateway import ExclusiveGateway
from ..specs.InclusiveGateway import InclusiveGateway
from ..specs.ParallelGateway import ParallelGateway
@ -109,6 +110,49 @@ class ScriptTaskConverter(BpmnTaskSpecConverter):
return dct
class StandardLoopTaskConverter(BpmnTaskSpecConverter):
def __init__(self, registry):
super().__init__(StandardLoopTask, registry)
def to_dict(self, spec):
dct = self.get_default_attributes(spec)
dct.update(self.get_bpmn_attributes(spec))
dct.update(self.get_standard_loop_attributes(spec))
return dct
class MultiInstanceTaskConverter(BpmnTaskSpecConverter):
def to_dict(self, spec):
dct = self.get_default_attributes(spec)
dct.update(self.get_bpmn_attributes(spec))
dct['task_spec'] = spec.task_spec
dct['cardinality'] = spec.cardinality
dct['data_input'] = self.registry.convert(spec.data_input)
dct['data_output'] = self.registry.convert(spec.data_output)
dct['input_item'] = self.registry.convert(spec.input_item)
dct['output_item'] = self.registry.convert(spec.output_item)
dct['condition'] = spec.condition
return dct
def from_dict(self, dct):
dct['data_input'] = self.registry.restore(dct['data_input'])
dct['data_output'] = self.registry.restore(dct['data_output'])
dct['input_item'] = self.registry.restore(dct['input_item'])
dct['output_item'] = self.registry.restore(dct['output_item'])
return self.task_spec_from_dict(dct)
class ParallelMultiInstanceTaskConverter(MultiInstanceTaskConverter):
def __init__(self, registry):
super().__init__(ParallelMultiInstanceTask, registry)
class SequentialMultiInstanceTaskConverter(MultiInstanceTaskConverter):
def __init__(self, registry):
super().__init__(SequentialMultiInstanceTask, registry)
class BoundaryEventParentConverter(BpmnTaskSpecConverter):
def __init__(self, registry):
@ -120,7 +164,10 @@ class BoundaryEventParentConverter(BpmnTaskSpecConverter):
return dct
class SubprocessConverter(BpmnTaskSpecConverter):
class SubWorkflowConverter(BpmnTaskSpecConverter):
def __init__(self, cls, registry):
super().__init__(cls, registry)
def to_dict(self, spec):
dct = super().to_dict(spec)
@ -131,17 +178,17 @@ class SubprocessConverter(BpmnTaskSpecConverter):
dct['subworkflow_spec'] = dct.pop('spec')
return self.task_spec_from_dict(dct)
class SubprocessTaskConverter(SubWorkflowConverter):
def __init__(self, registry):
super().__init__(SubWorkflowTask, registry)
class CallActivityTaskConverter(SubprocessConverter):
class CallActivityTaskConverter(SubWorkflowConverter):
def __init__(self, registry):
super().__init__(CallActivity, registry)
self.wf_class = BpmnWorkflow
class TransactionSubprocessTaskConverter(SubprocessConverter):
class TransactionSubprocessTaskConverter(SubWorkflowConverter):
def __init__(self, registry):
super().__init__(TransactionSubprocess, registry)
self.wf_class = BpmnWorkflow
class ConditionalGatewayConverter(BpmnTaskSpecConverter):
@ -275,6 +322,10 @@ DEFAULT_TASK_SPEC_CONVERTER_CLASSES = [
UserTaskConverter,
ManualTaskConverter,
ScriptTaskConverter,
StandardLoopTaskConverter,
ParallelMultiInstanceTaskConverter,
SequentialMultiInstanceTaskConverter,
SubprocessTaskConverter,
CallActivityTaskConverter,
TransactionSubprocessTaskConverter,
StartEventConverter,

148
SpiffWorkflow/bpmn/serializer/version_migration.py
View File

@ -1,148 +0,0 @@
from copy import deepcopy
from datetime import datetime, timedelta
from SpiffWorkflow.exceptions import WorkflowException
from SpiffWorkflow.task import TaskState
from SpiffWorkflow.bpmn.specs.events.event_definitions import LOCALTZ
class VersionMigrationError(WorkflowException):
pass
def version_1_1_to_1_2(old):
"""
Upgrade v1.1 serialization to v1.2.
Expressions in timer event definitions have been converted from python expressions to
ISO 8601 expressions.
Cycle timers no longer connect back to themselves. New children are created from a single
tasks rather than reusing previously executed tasks.
All conditions (including the default) are included in the conditions for gateways.
"""
new = deepcopy(old)
def td_to_iso(td):
total = td.total_seconds()
v1, seconds = total // 60, total % 60
v2, minutes = v1 // 60, v1 % 60
days, hours = v2 // 24, v2 % 60
return f"P{days:.0f}DT{hours:.0f}H{minutes:.0f}M{seconds}S"
message = "Unable to convert time specifications for {spec}. This most likely because the values are set during workflow execution."
has_timer = lambda ts: 'event_definition' in ts and ts['event_definition']['typename'] in [ 'CycleTimerEventDefinition', 'TimerEventDefinition']
for spec in [ ts for ts in new['spec']['task_specs'].values() if has_timer(ts) ]:
spec['event_definition']['name'] = spec['event_definition'].pop('label')
if spec['event_definition']['typename'] == 'TimerEventDefinition':
expr = spec['event_definition'].pop('dateTime')
try:
dt = eval(expr)
if isinstance(dt, datetime):
spec['event_definition']['expression'] = f"'{dt.isoformat()}'"
spec['event_definition']['typename'] = 'TimeDateEventDefinition'
elif isinstance(dt, timedelta):
spec['event_definition']['expression'] = f"'{td_to_iso(dt)}'"
spec['event_definition']['typename'] = 'DurationTimerEventDefinition'
except:
raise VersionMigrationError(message.format(spec=spec['name']))
if spec['event_definition']['typename'] == 'CycleTimerEventDefinition':
tasks = [ t for t in new['tasks'].values() if t['task_spec'] == spec['name'] ]
task = tasks[0] if len(tasks) > 0 else None
expr = spec['event_definition'].pop('cycle_definition')
try:
repeat, duration = eval(expr)
spec['event_definition']['expression'] = f"'R{repeat}/{td_to_iso(duration)}'"
if task is not None:
cycles_complete = task['data'].pop('repeat_count', 0)
start_time = task['internal_data'].pop('start_time', None)
if start_time is not None:
dt = datetime.fromisoformat(start_time)
task['internal_data']['event_value'] = {
'cycles': repeat - cycles_complete,
'next': datetime.combine(dt.date(), dt.time(), LOCALTZ).isoformat(),
'duration': duration.total_seconds(),
}
except:
raise VersionMigrationError(message.format(spec=spec['name']))
if spec['typename'] == 'StartEvent':
spec['outputs'].remove(spec['name'])
if task is not None:
children = [ new['tasks'][c] for c in task['children'] ]
# Formerly cycles were handled by looping back and reusing the tasks so this removes the extra tasks
remove = [ c for c in children if c['task_spec'] == task['task_spec']][0]
for task_id in remove['children']:
child = new['tasks'][task_id]
if child['task_spec'].startswith('return') or child['state'] != TaskState.COMPLETED:
new['tasks'].pop(task_id)
else:
task['children'].append(task_id)
task['children'].remove(remove['id'])
new['tasks'].pop(remove['id'])
for spec in [ts for ts in new['spec']['task_specs'].values() if ts['typename'] == 'ExclusiveGateway']:
if (None, spec['default_task_spec']) not in spec['cond_task_specs']:
spec['cond_task_specs'].append((None, spec['default_task_spec']))
new['VERSION'] = "1.2"
return new
def version_1_0_to_1_1(old):
"""
Upgrade v1.0 serializations to v1.1.
Starting with Spiff 1.1.8, subworkflows are no longer integrated in main task tree. When
a subworkflow (a subprocess, transaction, or call activity) is reached, a subprocss is
added to the top level workflow and the task enters a waiting state until the workflow
completes.
To make the serialization backwards compatible, we delete the tasks from the main workflow
task list and add them to the appropriate subprocess and recreate the remaining subprocess
attributes based on the task states.
"""
new = deepcopy(old)
subprocesses = dict((sp, { 'tasks': {}, 'root': None, 'data': {}, 'success': True }) for sp in new['subprocesses'])
# Move the tasks out of the top-level
for sp, task_ids in new['subprocesses'].items():
for task_id in task_ids:
if task_id in new['tasks']:
subprocesses[sp]['tasks'][task_id] = new['tasks'].pop(task_id)
if subprocesses[sp]['root'] is None:
subprocesses[sp]['root'] = task_id
subprocesses[sp]['tasks'][task_id]['parent'] = None
# Fix up th task and workflow states
waiting = []
for sp in subprocesses:
completed = sorted(
[t for t in subprocesses[sp]['tasks'].values() if t['state'] in [32, 64] ],
key=lambda t: t['last_state_change']
)
if len(completed) > 0:
subprocesses[sp]['last_task'] = completed[-1]
# If there are uncompleted tasks, set the subworkflow task state to waiting
if len(completed) < len(subprocesses[sp]['tasks']):
waiting.append(sp)
# Check the top level and all subprocesses for waiting tasks
# Also remove any children that are no longer in the tree
for sp in [new] + list(subprocesses.values()):
for task_id, task in sp['tasks'].items():
if task_id in waiting:
task['state'] = 8
task['children'] = [ c for c in task['children'] if c in sp['tasks'] ]
new['subprocesses'] = subprocesses
new['VERSION'] = "1.1"
return version_1_1_to_1_2(new)
MIGRATIONS = {
'1.0': version_1_0_to_1_1,
'1.1': version_1_1_to_1_2,
}

7
SpiffWorkflow/bpmn/serializer/workflow.py
View File

@ -7,17 +7,18 @@ from ..workflow import BpmnMessage, BpmnWorkflow
from ..specs.SubWorkflowTask import SubWorkflowTask
from ...task import Task
from .version_migration import MIGRATIONS
from .migration.version_migration import MIGRATIONS
from .helpers.registry import DefaultRegistry
from .helpers.dictionary import DictionaryConverter
from .process_spec import BpmnProcessSpecConverter, BpmnDataObjectConverter
from .process_spec import BpmnProcessSpecConverter
from .data_spec import BpmnDataObjectConverter, TaskDataReferenceConverter, IOSpecificationConverter
from .task_spec import DEFAULT_TASK_SPEC_CONVERTER_CLASSES
from .event_definition import DEFAULT_EVENT_CONVERTERS
DEFAULT_SPEC_CONFIG = {
'process': BpmnProcessSpecConverter,
'data_specs': [BpmnDataObjectConverter],
'data_specs': [IOSpecificationConverter, BpmnDataObjectConverter, TaskDataReferenceConverter],
'task_specs': DEFAULT_TASK_SPEC_CONVERTER_CLASSES,
'event_definitions': DEFAULT_EVENT_CONVERTERS,
}

54
SpiffWorkflow/bpmn/specs/BpmnProcessSpec.py
View File

@ -16,18 +16,12 @@
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
from copy import deepcopy
import logging
from SpiffWorkflow.bpmn.exceptions import WorkflowDataException
from ...task import TaskState
from .UnstructuredJoin import UnstructuredJoin
from ...specs.Simple import Simple
from ...specs.WorkflowSpec import WorkflowSpec
data_log = logging.getLogger('spiff.data')
class _EndJoin(UnstructuredJoin):
def _check_threshold_unstructured(self, my_task, force=False):
@ -58,48 +52,6 @@ class _EndJoin(UnstructuredJoin):
my_task.workflow.data.update(my_task.data)
class BpmnDataSpecification:
def __init__(self, name, description=None):
"""
:param name: the name of the task (the BPMN ID)
:param description: the task description (the BPMN name)
"""
self.name = name
self.description = description or name
# In the future, we can add schemas defining the objects here.
def get(self, my_task):
"""Copy a value form the workflow data to the task data."""
if self.name not in my_task.workflow.data:
message = f"Data object '{self.name}' " \
f"does not exist and can not be read."
raise WorkflowDataException(message, my_task, data_input=self)
my_task.data[self.name] = deepcopy(my_task.workflow.data[self.name])
def set(self, my_task):
"""Copy a value from the task data to the workflow data"""
if self.name not in my_task.data:
message = f"A Data Object '{self.name}' " \
f"could not be set, it does not exist in the task data"
raise WorkflowDataException(message, my_task, data_output=self)
my_task.workflow.data[self.name] = deepcopy(my_task.data[self.name])
del my_task.data[self.name]
data_log.info(f'Set workflow variable {self.name}', extra=my_task.log_info())
def copy(self, source, destination, data_input=False, data_output=False):
"""Copy a value from one task to another."""
if self.name not in source.data:
message = f"'{self.name}' was not found in the task data"
raise WorkflowDataException(
message,
source,
data_input=self if data_input else None,
data_output=self if data_output else None,
)
destination.data[self.name] = deepcopy(source.data[self.name])
class BpmnProcessSpec(WorkflowSpec):
"""
This class represents the specification of a BPMN process workflow. This
@ -116,11 +68,9 @@ class BpmnProcessSpec(WorkflowSpec):
"""
super(BpmnProcessSpec, self).__init__(name=name, filename=filename)
self.end = _EndJoin(self, '%s.EndJoin' % (self.name))
end = Simple(self, 'End')
end.follow(self.end)
self.end.connect(Simple(self, 'End'))
self.svg = svg
self.description = description
self.data_inputs = []
self.data_outputs = []
self.io_specification = None
self.data_objects = {}
self.correlation_keys = {}

34
SpiffWorkflow/bpmn/specs/BpmnSpecMixin.py
View File

@ -17,6 +17,7 @@
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
from ..exceptions import WorkflowDataException
from ...operators import Operator
from ...specs.base import TaskSpec
@ -48,21 +49,15 @@ class BpmnSpecMixin(TaskSpec):
super(BpmnSpecMixin, self).__init__(wf_spec, name, **kwargs)
self.lane = lane
self.position = position or {'x': 0, 'y': 0}
self.loopTask = False
self.documentation = None
self.data_input_associations = []
self.data_output_associations = []
self.io_specification = None
@property
def spec_type(self):
return 'BPMN Task'
def is_loop_task(self):
"""
Returns true if this task is a BPMN looping task
"""
return self.loopTask
def connect_outgoing_if(self, condition, taskspec):
"""
Connect this task spec to the indicated child, if the condition
@ -74,13 +69,34 @@ class BpmnSpecMixin(TaskSpec):
else:
self.connect_if(_BpmnCondition(condition), taskspec)
def _on_ready_hook(self, my_task):
super()._on_ready_hook(my_task)
def _update_hook(self, my_task):
super()._update_hook(my_task)
# This copies data from data objects
for obj in self.data_input_associations:
obj.get(my_task)
# If an IO spec was given, require all inputs are present, and remove all other inputs.
if self.io_specification is not None:
data = {}
for var in self.io_specification.data_inputs:
if var.name not in my_task.data:
raise WorkflowDataException(f"Missing data input", task=my_task, data_input=var)
data[var.name] = my_task.data[var.name]
my_task.data = data
return True
def _on_complete_hook(self, my_task):
if self.io_specification is not None:
data = {}
for var in self.io_specification.data_outputs:
if var.name not in my_task.data:
raise WorkflowDataException(f"Missing data ouput", task=my_task, data_output=var)
data[var.name] = my_task.data[var.name]
my_task.data = data
for obj in self.data_output_associations:
obj.set(my_task)

680
SpiffWorkflow/bpmn/specs/MultiInstanceTask.py
View File

@ -17,469 +17,303 @@
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
import copy
from builtins import range
from uuid import uuid4
import re
from copy import deepcopy
from collections.abc import Iterable, Sequence, Mapping, MutableSequence, MutableMapping
from .SubWorkflowTask import SubWorkflowTask, CallActivity
from .ParallelGateway import ParallelGateway
from .ScriptTask import ScriptTask
from .ExclusiveGateway import ExclusiveGateway
from ...dmn.specs.BusinessRuleTask import BusinessRuleTask
from ...exceptions import WorkflowTaskException
from ...operators import valueof, is_number
from ...specs.SubWorkflow import SubWorkflow
from ...specs.base import TaskSpec
from ...util.impl import get_class
from ...task import Task, TaskState
from ...task import TaskState
from ...util.deep_merge import DeepMerge
from ..exceptions import WorkflowDataException
from .BpmnSpecMixin import BpmnSpecMixin
def gendict(path, d):
if len(path) == 0:
return d
else:
return gendict(path[:-1], {path[-1]: d})
class LoopTask(BpmnSpecMixin):
class MultiInstanceTask(TaskSpec):
"""
When executed, this task performs a split on the current task.
The number of outgoing tasks depends on the runtime value of a
specified data field.
If more than one input is connected, the task performs an implicit
multi merge.
This task has one or more inputs and may have any number of outputs.
"""
def __init__(self, wf_spec, name, times, **kwargs):
def process_children(self, my_task):
"""
Constructor.
:type wf_spec: WorkflowSpec
:param wf_spec: A reference to the workflow specification.
:type name: str
:param name: The name of the task spec.
:type times: int or :class:`SpiffWorkflow.operators.Term`
:param times: The number of tasks to create.
:type kwargs: dict
:param kwargs: See :class:`SpiffWorkflow.specs.TaskSpec`.
Handle any newly completed children and update merged tasks.
Returns a boolean indicating whether there is a child currently running
"""
if times is None:
raise ValueError('times argument is required')
self.times = times
merged = my_task.internal_data.get('merged') or []
child_running = False
for child in filter(lambda c: c.task_spec.name == self.task_spec, my_task.children):
if child._has_state(TaskState.FINISHED_MASK) and str(child.id) not in merged:
self.child_completed_action(my_task, child)
merged.append(str(child.id))
elif not child._has_state(TaskState.FINISHED_MASK):
child_running = True
my_task.internal_data['merged'] = merged
return child_running
# We don't really pass these things in (we should), but putting them here to document that they exist
self.loopTask = kwargs.get('loopTask', False)
self.isSequential = kwargs.get('isSequential', False)
self.expanded = kwargs.get('expanded', 1)
self.elementVar = kwargs.get('element_var')
self.collection = kwargs.get('collection')
def child_completed_action(self, my_task, child):
raise NotImplementedError
self.multiInstance = True
TaskSpec.__init__(self, wf_spec, name, **kwargs)
class StandardLoopTask(LoopTask):
def _find_my_task(self, task):
for thetask in task.workflow.task_tree:
if thetask.thread_id != task.thread_id:
continue
if thetask.task_spec == self:
return thetask
return None
def __init__(self, wf_spec, name, task_spec, maximum, condition, test_before, **kwargs):
super().__init__(wf_spec, name, **kwargs)
self.task_spec = task_spec
self.maximum = maximum
self.condition = condition
self.test_before = test_before
def _on_trigger(self, task_spec):
"""
May be called after execute() was already completed to create an
additional outbound task.
"""
def _update_hook(self, my_task):
# Find a Task for this TaksSpec.
my_task = self._find_my_task(task_spec)
if my_task._has_state(TaskState.COMPLETED):
state = TaskState.READY
super()._update_hook(my_task)
child_running = self.process_children(my_task)
if child_running:
# We're in the middle of an iteration; we're not done and we can't create a new task
return False
elif self.loop_complete(my_task):
# No children running and one of the completion conditions has been met; done
return True
else:
state = TaskState.FUTURE
for output in self.outputs:
new_task = my_task._add_child(output, state)
new_task.triggered = True
output._predict(new_task)
# Execute again
if my_task.state != TaskState.WAITING:
my_task._set_state(TaskState.WAITING)
task_spec = my_task.workflow.spec.task_specs[self.task_spec]
child = my_task._add_child(task_spec, TaskState.READY)
child.data = deepcopy(my_task.data)
def _get_loop_completion(self,my_task):
if not self.completioncondition == None:
terminate = my_task.workflow.script_engine.evaluate(my_task,self.completioncondition)
if terminate:
my_task.terminate_current_loop = True
return terminate
return False
def child_completed_action(self, my_task, child):
DeepMerge.merge(my_task.data, child.data)
def _get_count(self, my_task):
"""
self.times has the text entered in the BPMN model.
It could be just a number - in this case return the number
it could be a variable name - so we get the variable value from my_task
the variable could be a number (text representation??) - in this case return the integer value of the number
it could be a list of records - in this case return the cardinality of the list
it could be a dict with a bunch of keys - it this case return the cardinality of the keys
"""
if is_number(self.times.name):
return int(self.times.name)
variable = valueof(my_task, self.times, 1) # look for variable in context, if we don't find it, default to 1
if is_number(variable):
return int(variable)
if isinstance(variable,list):
return len(variable)
if isinstance(variable,dict):
return len(variable.keys())
return 1 # we shouldn't ever get here, but just in case return a sane value.
def _get_predicted_outputs(self, my_task):
split_n = self._get_count(my_task)
# Predict the outputs.
outputs = []
for i in range(split_n):
outputs += self.outputs
return outputs
def _build_gateway_name(self,position):
"""
Build a unique name for each task - need to be the
same over save/restore of the workflow spec.
"""
return 'Gateway_for_' + str(self.name) + "_" + position
def _make_new_gateway(self,my_task,suffix,descr):
gw_spec = ParallelGateway(self._wf_spec,
self._build_gateway_name(suffix),
triggered=False,
description=descr)
gw = Task(my_task.workflow, task_spec=gw_spec)
return gw_spec,gw
def _add_gateway(self, my_task):
""" Generate parallel gateway tasks on either side of the current task.
This emulates a standard BPMN pattern of having parallel tasks between
two parallel gateways.
Once we have set up the gateways, we write a note into our internal data so that
we don't do it again.
"""
# Expand this
# A-> ME -> C
# into this
# A -> GW_start -> ME -> GW_end -> C
# where GW is a parallel gateway
# check to see if we have already done this, this code gets called multiple times
# as we build the tree
if my_task.parent.task_spec.name[:11] == 'Gateway_for':
return
# build the gateway specs and the tasks.
# Spiff wants a distinct spec for each task
# that it has in the workflow or it will throw an error
start_gw_spec, start_gw = self._make_new_gateway(my_task,'start','Begin Gateway')
end_gw_spec, end_gw = self._make_new_gateway(my_task,'end','End Gateway')
# Set up the parent task and insert it into the workflow
# remove the current task spec from the parent, it will be replaced with the new construct.
my_task.parent.task_spec.outputs = [x for x in my_task.parent.task_spec.outputs if x != my_task.task_spec]
# in the case that our parent is a gateway with a default route,
# we need to ensure that the default route is empty
# so that connect can set it up properly
if hasattr(my_task.parent.task_spec,'default_task_spec') and \
my_task.parent.task_spec.default_task_spec == my_task.task_spec.name:
my_task.parent.task_spec.default_task_spec = None
my_task.parent.task_spec.connect(start_gw_spec)
elif isinstance(my_task.parent.task_spec, ExclusiveGateway):
for cond, name in [ (cond, name) for cond, name in my_task.parent.task_spec.cond_task_specs\
if name == my_task.task_spec.name]:
my_task.parent.task_spec.cond_task_specs.remove((cond, name))
my_task.parent.task_spec.cond_task_specs.append((cond, start_gw_spec.name))
start_gw_spec.inputs.append(my_task.parent.task_spec)
def loop_complete(self, my_task):
merged = my_task.internal_data.get('merged') or []
if not self.test_before and len(merged) == 0:
# "test before" isn't really compatible our execution model in a transparent way
# This guarantees that the task will run at least once if test_before is False
return False
else:
my_task.parent.task_spec.outputs.append(start_gw_spec)
start_gw_spec.inputs.append(my_task.parent.task_spec)
max_complete = self.maximum is not None and len(merged) >= self.maximum
cond_complete = self.condition is not None and my_task.workflow.script_engine.evaluate(my_task, self.condition)
return max_complete or cond_complete
# get a list of all siblings and replace myself with the new gateway task
# in the parent task
newchildren = []
for child in my_task.parent.children:
if child == my_task:
newchildren.append(start_gw)
class MultiInstanceTask(LoopTask):
def __init__(self, wf_spec, name, task_spec, cardinality=None, data_input=None,
data_output=None, input_item=None, output_item=None, condition=None,
**kwargs):
super().__init__(wf_spec, name, **kwargs)
self.task_spec = task_spec
self.cardinality = cardinality
self.data_input = data_input
self.data_output = data_output
self.input_item = input_item
self.output_item = output_item
self.condition = condition
def child_completed_action(self, my_task, child):
"""This merges child data into this task's data."""
if self.data_output is not None and self.output_item is not None:
if self.output_item.name not in child.data:
self.raise_data_exception("Expected an output item", child)
item = child.data[self.output_item.name]
key_or_index = child.internal_data.get('key_or_index')
data_output = my_task.data[self.data_output.name]
data_input = my_task.data[self.data_input.name] if self.data_input is not None else None
if isinstance(data_output, Mapping) or data_input is data_output:
data_output[key_or_index] = item
else:
newchildren.append(child)
my_task.parent.children = newchildren
# update the gatways parent to be my parent
start_gw.parent = my_task.parent
# update my parent to be the gateway
my_task.parent = start_gw
start_gw_spec.connect(self)
start_gw.children = [my_task]
# transfer my outputs to the ending gateway and set up the
# child parent links
end_gw_spec.outputs = self.outputs.copy()
self.connect(end_gw_spec)
self.outputs = [end_gw_spec]
end_gw.parent = my_task
my_task.children = [end_gw]
def multiinstance_info(self, my_task):
split_n = self._get_count(my_task)
runtimes = int(my_task._get_internal_data('runtimes', 1)) # set a default if not already run
loop = False
parallel = False
sequential = False
if my_task.task_spec.loopTask:
loop = True
elif my_task.task_spec.isSequential:
sequential = True
data_output.append(item)
else:
parallel = True
DeepMerge.merge(my_task.data, child.data)
return {'is_looping': loop,
'is_sequential_mi': sequential,
'is_parallel_mi': parallel,
'mi_count': split_n,
'mi_index': runtimes}
def create_child(self, my_task, item, key_or_index=None):
task_spec = my_task.workflow.spec.task_specs[self.task_spec]
child = my_task._add_child(task_spec, TaskState.WAITING)
child.data = deepcopy(my_task.data)
if self.input_item is not None:
child.data[self.input_item.name] = deepcopy(item)
if key_or_index is not None:
child.internal_data['key_or_index'] = key_or_index
child.task_spec._update(child)
def _make_new_child_task(self,my_task,x):
# here we generate a distinct copy of our original task each
# parallel instance, and hook them up into the task tree
new_child = copy.copy(my_task)
new_child.id = uuid4()
# I think we will need to update both every variables
# internal data and the copy of the public data to get the
# variables correct
new_child.internal_data = copy.deepcopy(my_task.internal_data)
def check_completion_condition(self, my_task):
new_child.internal_data[
'runtimes'] = x + 2 # working with base 1 and we already have one done
merged = my_task.internal_data.get('merged', [])
if len(merged) > 0:
last_child = [c for c in my_task.children if str(c.id) == merged[-1]][0]
return my_task.workflow.script_engine.evaluate(last_child, self.condition)
new_child.data = copy.deepcopy(my_task.data)
new_child.data[self.elementVar] = self._get_current_var(my_task,
x + 2)
def init_data_output_with_input_data(self, my_task, input_data):
new_child.children = [] # these will be updated later
# in the case of parallel, the children list will get updated during the predict loop
return new_child
def _expand_sequential(self,my_task,split_n):
# this should be only for SMI and not looping tasks -
# we need to patch up the children and make sure they chain correctly
# this is different from PMI because the children all link together, not to
# the gateways on both ends.
# first let's check for a task in the task spec tree
# we have to jump through some hoops to determine if we have already
# expanded this properly as we may have a cardinality that may change
# and this code gets run a bunch of times.
expanded = getattr(self, 'expanded', 1)
if split_n >= expanded:
setattr(self, 'expanded', split_n)
if not (expanded == split_n):
# Initialize based on current task
my_task_copy = copy.copy(my_task)
current_task = my_task
current_task_spec = self
proto_task_spec = copy.copy(self)
# Essentially we are expanding like this:
# A -> B0 -> C
# A -> B0 -> B1 -> B2 -> C
# each new child has the last child we created as its parent
# and the outputs of what B0 had previously.
# this has to be done for both the task and the task spec.
for x in range(split_n - expanded):
# create Bx from Bx-1
new_child = self._make_new_child_task(my_task,x)
# set children of Bx = children of B0
new_child.children = copy.copy(my_task_copy.children)
# all of C's parents should be Bx
for child in new_child.children:
child.parent = new_child
# create a new task spec for this new task and update it
new_task_spec = self._make_new_task_spec(proto_task_spec, my_task, x)
new_child.task_spec = new_task_spec
new_child._set_state(TaskState.MAYBE)
# update task spec inputs and outputs like we did for the task
current_task_spec.outputs = [new_task_spec]
new_task_spec.inputs = [current_task_spec]
current_task.children = [new_child]
# update the parent of the new task
new_child.parent = current_task
# set up variables for next pass.
current_task = new_child
current_task_spec = new_task_spec
def _expand_parallel(self,my_task,split_n):
# add a parallel gateway on either side of this task
self._add_gateway(my_task)
# we use the child count of the parallel gateway to determine
# if we have expanded this or not. Children of the gateway we just created
# should match the split level provided by the multiinstance
for x in range(split_n - len(my_task.parent.children)):
new_child = self._make_new_child_task(my_task,x)
new_task_spec = self._make_new_task_spec(my_task.task_spec, my_task, x)
new_child.task_spec = new_task_spec
# patch up the right hand side gateway
self.outputs[0].inputs.append(new_task_spec)
# patch up the left hand side gateway task and task_spec
my_task.parent.children.append(new_child)
my_task.parent.task_spec.outputs.append(new_task_spec)
def _make_new_task_spec(self,proto_task_spec,my_task,suffix):
new_task_spec = copy.copy(proto_task_spec)
new_task_spec.name = new_task_spec.name + "_%d" % suffix
new_task_spec.id = str(new_task_spec.id) + "_%d" % suffix
my_task.workflow.spec.task_specs[new_task_spec.name] = new_task_spec # add to registry
return new_task_spec
def _predict_hook(self, my_task):
split_n = self._get_count(my_task)
runtimes = int(my_task._get_internal_data('runtimes', 1)) # set a default if not already run
my_task._set_internal_data(splits=split_n, runtimes=runtimes)
if not self.elementVar:
self.elementVar = my_task.task_spec.name + "_CurrentVar"
my_task.data[self.elementVar] = copy.copy(self._get_current_var(my_task, runtimes))
# Create the outgoing tasks.
outputs = []
# In the special case that this is a Parallel multiInstance, we need
# to expand the children in the middle. This method gets called
# during every pass through the tree, so we need to wait until our
# real cardinality gets updated to expand the tree.
if (not self.isSequential):
self._expand_parallel(my_task,split_n)
elif not self.loopTask:
self._expand_sequential(my_task,split_n)
outputs += self.outputs
if my_task._is_definite():
my_task._sync_children(outputs, TaskState.FUTURE)
name = self.data_output.name
if name not in my_task.data:
if isinstance(input_data, (MutableMapping, MutableSequence)):
# We can use the same class if it implements __setitem__
my_task.data[name] = input_data.__class__()
elif isinstance(input_data, Mapping):
# If we have a map without __setitem__, use a dict
my_task.data[name] = dict()
else:
# For all other types, we'll append to a list
my_task.data[name] = list()
else:
my_task._sync_children(outputs, TaskState.LIKELY)
output_data = my_task.data[self.data_output.name]
if not isinstance(output_data, (MutableSequence, MutableMapping)):
self.raise_data_exception("Only a mutable map (dict) or sequence (list) can be used for output", my_task)
if input_data is not output_data and not isinstance(output_data, Mapping) and len(output_data) > 0:
self.raise_data_exception(
"If the input is not being updated in place, the output must be empty or it must be a map (dict)", my_task)
def _handle_special_cases(self, my_task):
classes = [BusinessRuleTask, ScriptTask, SubWorkflowTask, SubWorkflow, CallActivity]
classes = {x.__module__ + "." + x.__name__: x for x in classes}
terminate = self._get_loop_completion(my_task)
if my_task.task_spec.prevtaskclass in classes.keys() and not terminate:
super()._on_complete_hook(my_task)
def init_data_output_with_cardinality(self, my_task):
def _check_inputs(self, my_task):
if self.collection is None:
return
# look for variable in context, if we don't find it, default to 1
variable = valueof(my_task, self.times, 1)
if self.times.name == self.collection.name and type(variable) == type([]):
raise WorkflowTaskException(
'If we are updating a collection, then the collection must be a dictionary.',
task=my_task)
def _get_current_var(self, my_task, pos):
variable = valueof(my_task, self.times, 1)
if is_number(variable):
return pos
if isinstance(variable,list) and len(variable) >= pos:
return variable[pos - 1]
elif isinstance(variable,dict) and len(list(variable.keys())) >= pos:
return variable[list(variable.keys())[pos - 1]]
else:
return pos
def _merge_element_variable(self, my_task, collect, runtimes):
if self.collection is not None and self.times.name == self.collection.name:
# Update an existing collection (we used the collection as the cardinality)
keys = list(collect.keys())
if len(keys) < runtimes:
msg = f"There is a mismatch between runtimes and the number " \
f"items in the collection, please check for empty " \
f"collection {self.collection.name}."
raise WorkflowTaskException(msg, task=my_task)
runtimesvar = keys[runtimes - 1]
else:
# Use an integer (for arrays)
runtimesvar = runtimes
if self.elementVar in my_task.data and isinstance(my_task.data[self.elementVar], dict):
collect[str(runtimesvar)] = DeepMerge.merge(
collect.get(runtimesvar, {}),
copy.copy(my_task.data[self.elementVar])
name = self.data_output.name
if name not in my_task.data:
my_task.data[name] = list()
elif not isinstance(my_task.data[name], MutableMapping) and len(my_task.data[name]) > 0:
self.raise_data_exception(
"If loop cardinality is specificied, the output must be a map (dict) or empty sequence (list)",
my_task
)
def _update_sibling_data(self, my_task, runtimes, runcount, colvarname, collect):
def raise_data_exception(self, message, my_task):
raise WorkflowDataException(message, my_task, data_input=self.data_input, data_output=self.data_output)
if (runtimes < runcount) and not my_task.terminate_current_loop and self.loopTask:
my_task._set_state(TaskState.READY)
my_task._set_internal_data(runtimes=runtimes + 1)
my_task.data[self.elementVar] = self._get_current_var(my_task, runtimes + 1)
class SequentialMultiInstanceTask(MultiInstanceTask):
def _update_hook(self, my_task):
if my_task.state != TaskState.WAITING:
super()._update_hook(my_task)
child_running = self.process_children(my_task)
if child_running:
return False
if self.condition is not None and self.check_completion_condition(my_task):
return True
else:
my_task.data.pop(self.elementVar, None)
return self.add_next_child(my_task)
for task in my_task.parent.children:
task.data = DeepMerge.merge(
task.data,
gendict(colvarname.split('/'), collect)
)
def add_next_child(self, my_task):
def _on_complete_hook(self, my_task):
# do special stuff for non-user tasks
self._handle_special_cases(my_task)
self.__iteration_complete(my_task)
def __iteration_complete(self, my_task):
# this is all about updating the collection for a MI
self._check_inputs(my_task)
# initialize
runcount = self._get_count(my_task)
runtimes = int(my_task._get_internal_data('runtimes', 1))
if self.collection is not None:
colvarname = self.collection.name
if self.data_input is not None:
key_or_index, item = self.get_next_input_item(my_task)
else:
colvarname = my_task.task_spec.name
key_or_index, item = self.get_next_index(my_task)
collect = valueof(my_task, self.collection, {})
if item is not None:
if my_task.state != TaskState.WAITING:
my_task._set_state(TaskState.WAITING)
self.create_child(my_task, item, key_or_index)
else:
return True
self._merge_element_variable(my_task, collect, runtimes)
def get_next_input_item(self, my_task):
self._update_sibling_data(my_task, runtimes, runcount, colvarname, collect)
input_data = my_task.data[self.data_input.name]
remaining = my_task.internal_data.get('remaining')
# please see MultiInstance code for previous version
outputs = []
outputs += self.outputs
if remaining is None:
remaining = self.init_remaining_items(my_task)
if self.data_output is not None:
self.init_data_output_with_input_data(my_task, input_data)
if not isinstance(my_task.task_spec,SubWorkflowTask):
my_task._sync_children(outputs, TaskState.FUTURE)
if len(remaining) > 0:
if isinstance(input_data, (Mapping, Sequence)):
# In this case, we want to preserve a key or index
# We definitely need it if the output is a map, or if we're udpating a sequence in place
key_or_index, item = remaining[0], input_data[remaining[0]]
else:
key_or_index, item = None, remaining[0]
my_task.internal_data['remaining'] = remaining[1:]
return key_or_index, item
else:
return None, None
def init_remaining_items(self, my_task):
if self.data_input.name not in my_task.data:
self.raise_data_exception("Missing data input for multiinstance task", my_task)
input_data = my_task.data[self.data_input.name]
# This is internal bookkeeping, so we know where we are; we get the actual items when we create the task
if isinstance(input_data, Sequence):
# For lists, keep track of the index
remaining = [idx for idx in range(len(input_data))]
elif isinstance(input_data, Mapping):
# For dicts, use the keys
remaining = [key for key in input_data]
elif isinstance(input_data, Iterable):
# Otherwise, just copy the objects as a last resort
remaining = [val for val in input_data]
else:
self.raise_data_exception("Multiinstance data input must be iterable", my_task)
return remaining
def get_next_index(self, my_task):
current = my_task.internal_data.get('current')
if current is None:
current = 0
if self.data_output is not None:
self.init_data_output_with_cardinality(my_task)
cardinality = my_task.internal_data.get('cardinality')
if cardinality is None:
# In case the evaluated expression changes during execution
cardinality = my_task.workflow.script_engine.evaluate(my_task, self.cardinality)
my_task.internal_data['cardinality'] = cardinality
if current < cardinality:
# If using loop cardinalty, if a data input was specified, use the index as the "item"
my_task.internal_data['current'] = current + 1
return None, current
else:
return None, None
def getDynamicMIClass(id,prevclass):
id = re.sub('(.+)_[0-9]$','\\1',id)
return type(id + '_class', (
MultiInstanceTask, prevclass), {})
class ParallelMultiInstanceTask(MultiInstanceTask):
def _update_hook(self, my_task):
if my_task.state != TaskState.WAITING:
super()._update_hook(my_task)
self.create_children(my_task)
child_running = self.process_children(my_task)
if self.condition is not None and self.check_completion_condition(my_task):
for child in my_task.children:
if child.task_spec.name == self.task_spec and child.state != TaskState.COMPLETED:
child.cancel()
return True
return not child_running
def create_children(self, my_task):
data_input = my_task.data[self.data_input.name] if self.data_input is not None else None
if data_input is not None:
# We have to preserve the key or index for maps/sequences, in case we're updating in place, or the output is a mapping
if isinstance(data_input, Mapping):
children = data_input.items()
elif isinstance(data_input, Sequence):
children = enumerate(data_input)
else:
# We can use other iterables as inputs, but key or index isn't meaningful
children = ((None, item) for item in data_input)
else:
# For tasks specifying the cardinality, use the index as the "item"
cardinality = my_task.workflow.script_engine.evaluate(my_task, self.cardinality)
children = ((None, idx) for idx in range(cardinality))
if not my_task.internal_data.get('started', False):
if self.data_output is not None:
if self.data_input is not None:
self.init_data_output_with_input_data(my_task, my_task.data[self.data_input.name])
else:
self.init_data_output_with_cardinality(my_task)
my_task._set_state(TaskState.WAITING)
for key_or_index, item in children:
self.create_child(my_task, item, key_or_index)
my_task.internal_data['started'] = True
else:
return len(my_task.internal_data.get('merged', [])) == len(children)

88
SpiffWorkflow/bpmn/specs/SubWorkflowTask.py
View File

@ -25,62 +25,44 @@ class SubWorkflowTask(BpmnSpecMixin):
def spec_type(self):
return 'Subprocess'
def _on_ready_before_hook(self, my_task):
subworkflow = my_task.workflow.create_subprocess(my_task, self.spec, self.name)
subworkflow.completed_event.connect(self._on_subworkflow_completed, my_task)
subworkflow.data = deepcopy(my_task.workflow.data)
def _on_ready_hook(self, my_task):
super()._on_ready_hook(my_task)
self.start_workflow(my_task)
def _on_subworkflow_completed(self, subworkflow, my_task):
if len(subworkflow.spec.data_outputs) == 0:
# Copy all workflow data if no outputs are specified
my_task.data = deepcopy(subworkflow.last_task.data)
else:
end = subworkflow.get_tasks_from_spec_name('End', workflow=subworkflow)
# Otherwise only copy data with the specified names
for var in subworkflow.spec.data_outputs:
try:
var.copy(end[0], my_task, data_output=True)
except WorkflowDataException as wde:
wde.add_note("A Data Output was not provided as promised.")
raise wde
self.update_data(my_task, subworkflow)
my_task._set_state(TaskState.READY)
def _update_hook(self, my_task):
wf = my_task.workflow._get_outermost_workflow(my_task)
if my_task.id not in wf.subprocesses:
return super()._update_hook(my_task)
super()._update_hook(my_task)
self.create_workflow(my_task)
return True
def _on_cancel(self, my_task):
subworkflow = my_task.workflow.get_subprocess(my_task)
if subworkflow is not None:
subworkflow.cancel()
def start_workflow(self, my_task):
subworkflow = my_task.workflow.get_subprocess(my_task)
def copy_data(self, my_task, subworkflow):
# There is only one copy of any given data object, so it should be updated immediately
subworkflow.data = my_task.workflow.data
start = subworkflow.get_tasks_from_spec_name('Start', workflow=subworkflow)
start[0].set_data(**my_task.data)
if len(subworkflow.spec.data_inputs) == 0:
# Copy all task data into start task if no inputs specified
start[0].set_data(**my_task.data)
else:
# Otherwise copy only task data with the specified names
for var in subworkflow.spec.data_inputs:
try:
var.copy(my_task, start[0], data_input=True)
except WorkflowDataException as wde:
wde.add_note("You are missing a required Data Input for a call activity.")
raise wde
def update_data(self, my_task, subworkflow):
my_task.data = deepcopy(subworkflow.last_task.data)
def create_workflow(self, my_task):
subworkflow = my_task.workflow.create_subprocess(my_task, self.spec, self.name)
subworkflow.completed_event.connect(self._on_subworkflow_completed, my_task)
def start_workflow(self, my_task):
subworkflow = my_task.workflow.get_subprocess(my_task)
self.copy_data(my_task, subworkflow)
for child in subworkflow.task_tree.children:
child.task_spec._update(child)
my_task._set_state(TaskState.WAITING)
def task_will_set_children_future(self, my_task):
@ -92,6 +74,40 @@ class CallActivity(SubWorkflowTask):
def __init__(self, wf_spec, name, subworkflow_spec, **kwargs):
super(CallActivity, self).__init__(wf_spec, name, subworkflow_spec, False, **kwargs)
def copy_data(self, my_task, subworkflow):
start = subworkflow.get_tasks_from_spec_name('Start', workflow=subworkflow)
if subworkflow.spec.io_specification is None or len(subworkflow.spec.io_specification.data_inputs) == 0:
# Copy all task data into start task if no inputs specified
start[0].set_data(**my_task.data)
else:
# Otherwise copy only task data with the specified names
for var in subworkflow.spec.io_specification.data_inputs:
if var.name not in my_task.data:
raise WorkflowDataException(
"You are missing a required Data Input for a call activity.",
task=my_task,
data_input=var,
)
start[0].data[var.name] = my_task.data[var.name]
def update_data(self, my_task, subworkflow):
if subworkflow.spec.io_specification is None:
# Copy all workflow data if no outputs are specified
my_task.data = deepcopy(subworkflow.last_task.data)
else:
end = subworkflow.get_tasks_from_spec_name('End', workflow=subworkflow)
# Otherwise only copy data with the specified names
for var in subworkflow.spec.io_specification.data_outputs:
if var.name not in end[0].data:
raise WorkflowDataException(
f"The Data Output was not available in the subprocess output.",
task=my_task,
data_output=var,
)
my_task.data[var.name] = end[0].data[var.name]
@property
def spec_type(self):
return 'Call Activity'

57
SpiffWorkflow/bpmn/specs/data_spec.py Normal file
View File

@ -0,0 +1,57 @@
import logging
from copy import deepcopy
from SpiffWorkflow.bpmn.exceptions import WorkflowDataException
data_log = logging.getLogger('spiff.data')
class BpmnDataSpecification:
def __init__(self, name, description=None):
"""
:param name: the variable (the BPMN ID)
:param description: a human readable name (the BPMN name)
"""
self.name = name
self.description = description or name
# In the future, we can add schemas defining the objects here.
def get(self, my_task, **kwargs):
raise NotImplementedError
def set(self, my_task, **kwargs):
raise NotImplementedError
class BpmnIoSpecification:
def __init__(self, data_inputs, data_outputs):
self.data_inputs = data_inputs
self.data_outputs = data_outputs
class DataObject(BpmnDataSpecification):
"""Copy data between process variables and tasks"""
def get(self, my_task):
"""Copy a value form the workflow data to the task data."""
if self.name not in my_task.workflow.data:
message = f"The data object could not be read; '{self.name}' does not exist in the process."
raise WorkflowDataException(message, my_task, data_input=self)
my_task.data[self.name] = deepcopy(my_task.workflow.data[self.name])
data_log.info(f'Read workflow variable {self.name}', extra=my_task.log_info())
def set(self, my_task):
"""Copy a value from the task data to the workflow data"""
if self.name not in my_task.data:
message = f"A data object could not be set; '{self.name}' not exist in the task."
raise WorkflowDataException(message, my_task, data_output=self)
my_task.workflow.data[self.name] = deepcopy(my_task.data[self.name])
del my_task.data[self.name]
data_log.info(f'Set workflow variable {self.name}', extra=my_task.log_info())
class TaskDataReference(BpmnDataSpecification):
"""A representation of task data that can be used in a BPMN diagram"""
pass

10
SpiffWorkflow/bpmn/specs/events/event_types.py
View File

@ -50,6 +50,7 @@ class CatchingEvent(Simple, BpmnSpecMixin):
def _update_hook(self, my_task):
super()._update_hook(my_task)
# None events don't propogate, so as soon as we're ready, we fire our event
if isinstance(self.event_definition, NoneEventDefinition):
my_task._set_internal_data(event_fired=True)
@ -72,6 +73,15 @@ class CatchingEvent(Simple, BpmnSpecMixin):
self.event_definition.reset(my_task)
super(CatchingEvent, self)._on_complete_hook(my_task)
# This fixes the problem of boundary events remaining cancelled if the task is reused.
# It pains me to add these methods, but unless we can get rid of the loop reset task we're stuck
def task_should_set_children_future(self, my_task):
return True
def task_will_set_children_future(self, my_task):
my_task.internal_data = {}
class ThrowingEvent(Simple, BpmnSpecMixin):
"""Base Task Spec for Throwing Event nodes."""

11
SpiffWorkflow/bpmn/workflow.py
View File

@ -74,7 +74,7 @@ class BpmnWorkflow(Workflow):
self.__script_engine = engine
def create_subprocess(self, my_task, spec_name, name):
# This creates a subprocess for an existing task
workflow = self._get_outermost_workflow(my_task)
subprocess = BpmnWorkflow(
workflow.subprocess_specs[spec_name], name=name,
@ -91,15 +91,16 @@ class BpmnWorkflow(Workflow):
workflow = self._get_outermost_workflow(my_task)
return workflow.subprocesses.get(my_task.id)
def add_subprocess(self, spec_name, name):
def connect_subprocess(self, spec_name, name):
# This creates a new task associated with a process when an event that kicks of a process is received
new = CallActivity(self.spec, name, spec_name)
self.spec.start.connect(new)
task = Task(self, new)
task._ready()
start = self.get_tasks_from_spec_name('Start', workflow=self)[0]
start.children.append(task)
task.parent = start
# This (indirectly) calls create_subprocess
task.task_spec._update(task)
return self.subprocesses[task.id]
def _get_outermost_workflow(self, task=None):
@ -114,7 +115,7 @@ class BpmnWorkflow(Workflow):
start = sp.get_tasks_from_spec_name(task_spec.name)
if len(start) and start[0].state == TaskState.WAITING:
return sp
return self.add_subprocess(wf_spec.name, f'{wf_spec.name}_{len(self.subprocesses)}')
return self.connect_subprocess(wf_spec.name, f'{wf_spec.name}_{len(self.subprocesses)}')
def catch(self, event_definition, correlations=None):
"""

42
SpiffWorkflow/camunda/parser/CamundaParser.py
View File

@ -1,16 +1,37 @@
from ..specs.UserTask import UserTask
from ..parser.task_spec import UserTaskParser
from ...bpmn.parser.BpmnParser import full_tag
from SpiffWorkflow.bpmn.parser.BpmnParser import full_tag, DEFAULT_NSMAP
from SpiffWorkflow.bpmn.specs.ManualTask import ManualTask
from SpiffWorkflow.bpmn.specs.NoneTask import NoneTask
from SpiffWorkflow.bpmn.specs.ScriptTask import ScriptTask
from SpiffWorkflow.bpmn.specs.SubWorkflowTask import CallActivity, TransactionSubprocess
from SpiffWorkflow.dmn.parser.BpmnDmnParser import BpmnDmnParser
from SpiffWorkflow.dmn.specs.BusinessRuleTask import BusinessRuleTask
from SpiffWorkflow.camunda.parser.task_spec import BusinessRuleTaskParser
from SpiffWorkflow.camunda.specs.UserTask import UserTask
from SpiffWorkflow.camunda.parser.task_spec import (
CamundaTaskParser,
BusinessRuleTaskParser,
UserTaskParser,
CallActivityParser,
SubWorkflowParser,
ScriptTaskParser,
CAMUNDA_MODEL_NS
)
from SpiffWorkflow.bpmn.specs.events.StartEvent import StartEvent
from SpiffWorkflow.bpmn.specs.events.EndEvent import EndEvent
from SpiffWorkflow.bpmn.specs.events.IntermediateEvent import IntermediateThrowEvent, IntermediateCatchEvent, BoundaryEvent
from .event_parsers import CamundaStartEventParser, CamundaEndEventParser, \
CamundaIntermediateCatchEventParser, CamundaIntermediateThrowEventParser, CamundaBoundaryEventParser
from .event_parsers import (
CamundaStartEventParser,
CamundaEndEventParser,
CamundaIntermediateCatchEventParser,
CamundaIntermediateThrowEventParser,
CamundaBoundaryEventParser,
)
NSMAP = DEFAULT_NSMAP.copy()
NSMAP['camunda'] = CAMUNDA_MODEL_NS
class CamundaParser(BpmnDmnParser):
@ -23,4 +44,13 @@ class CamundaParser(BpmnDmnParser):
full_tag('intermediateThrowEvent'): (CamundaIntermediateThrowEventParser, IntermediateThrowEvent),
full_tag('boundaryEvent'): (CamundaBoundaryEventParser, BoundaryEvent),
full_tag('businessRuleTask'): (BusinessRuleTaskParser, BusinessRuleTask),
full_tag('task'): (CamundaTaskParser, NoneTask),
full_tag('manualTask'): (CamundaTaskParser, ManualTask),
full_tag('scriptTask'): (ScriptTaskParser, ScriptTask),
full_tag('subProcess'): (SubWorkflowParser, CallActivity),
full_tag('callActivity'): (CallActivityParser, CallActivity),
full_tag('transaction'): (SubWorkflowParser, TransactionSubprocess),
}
def __init__(self, namespaces=None, validator=None):
super().__init__(namespaces=namespaces or NSMAP, validator=validator)

7
SpiffWorkflow/camunda/parser/event_parsers.py
View File

@ -5,9 +5,6 @@ from SpiffWorkflow.camunda.specs.events.event_definitions import MessageEventDef
from SpiffWorkflow.bpmn.parser.util import one
CAMUNDA_MODEL_NS = 'http://camunda.org/schema/1.0/bpmn'
class CamundaEventDefinitionParser(EventDefinitionParser):
def parse_message_event(self, message_event):
@ -22,8 +19,8 @@ class CamundaEventDefinitionParser(EventDefinitionParser):
name = message_event.getparent().get('name')
correlations = {}
payload = message_event.attrib.get('{' + CAMUNDA_MODEL_NS + '}expression')
result_var = message_event.attrib.get('{' + CAMUNDA_MODEL_NS + '}resultVariable')
payload = self.attribute('expression', 'camunda', message_event)
result_var = self.attribute('resultVariable', 'camunda', message_event)
return MessageEventDefinition(name, correlations, payload, result_var)

144
SpiffWorkflow/camunda/parser/task_spec.py
View File

@ -1,22 +1,69 @@
from ...camunda.specs.UserTask import Form, FormField, EnumFormField
from SpiffWorkflow.bpmn.specs.data_spec import TaskDataReference
from SpiffWorkflow.bpmn.parser.util import one
from SpiffWorkflow.bpmn.parser.ValidationException import ValidationException
from SpiffWorkflow.bpmn.parser.TaskParser import TaskParser
from SpiffWorkflow.bpmn.parser.node_parser import DEFAULT_NSMAP
from SpiffWorkflow.bpmn.parser.task_parsers import SubprocessParser
from SpiffWorkflow.dmn.specs.BusinessRuleTask import BusinessRuleTask
from SpiffWorkflow.camunda.specs.multiinstance_task import SequentialMultiInstanceTask, ParallelMultiInstanceTask
CAMUNDA_MODEL_NS = 'http://camunda.org/schema/1.0/bpmn'
class CamundaTaskParser(TaskParser):
class BusinessRuleTaskParser(TaskParser):
def parse_extensions(self, node=None):
extensions = {}
extension_nodes = self.xpath('.//bpmn:extensionElements/camunda:properties/camunda:property')
for ex_node in extension_nodes:
extensions[ex_node.get('name')] = ex_node.get('value')
return extensions
def _add_multiinstance_task(self, loop_characteristics):
sequential = loop_characteristics.get('isSequential') == 'true'
prefix = 'bpmn:multiInstanceLoopCharacteristics'
cardinality = self.xpath(f'./{prefix}/bpmn:loopCardinality')
cardinality = cardinality[0].text if len(cardinality) > 0 else None
collection = self.attribute('collection', 'camunda', loop_characteristics)
if cardinality is None and collection is None:
self.raise_validation_exception('A multiinstance task must specify a cardinality or a collection')
element_var = self.attribute('elementVariable', 'camunda', loop_characteristics)
condition = self.xpath(f'./{prefix}/bpmn:completionCondition')
condition = condition[0].text if len(condition) > 0 else None
original = self.spec.task_specs.pop(self.task.name)
# We won't include the data input, because sometimes it is the collection, and other times it
# is the cardinality. The old MI task evaluated the cardinality at run time and treated it like
# a cardinality if it evaluated to an int, and as the data input if if evaluated to a collection
# I highly doubt that this is the way Camunda worked then, and I know that's not how it works
# now, and I think we should ultimately replace this with something that corresponds to how
# Camunda actually handles things; however, for the time being, I am just going to try to
# replicate the old behavior as closely as possible.
# In our subclassed MI task, we'll update the BPMN multiinstance attributes when the task starts.
params = {
'task_spec': '',
'cardinality': cardinality,
'data_output': TaskDataReference(collection) if collection is not None else None,
'output_item': TaskDataReference(element_var) if element_var is not None else None,
'condition': condition,
}
if sequential:
self.task = SequentialMultiInstanceTask(self.spec, original.name, **params)
else:
self.task = ParallelMultiInstanceTask(self.spec, original.name, **params)
self._copy_task_attrs(original)
class BusinessRuleTaskParser(CamundaTaskParser):
dmn_debug = None
def __init__(self, process_parser, spec_class, node, lane=None):
nsmap = DEFAULT_NSMAP.copy()
nsmap.update({'camunda': CAMUNDA_MODEL_NS})
super(BusinessRuleTaskParser, self).__init__(process_parser, spec_class, node, nsmap, lane)
def create_task(self):
decision_ref = self.get_decision_ref(self.node)
return BusinessRuleTask(self.spec, self.get_task_spec_name(),
@ -29,26 +76,9 @@ class BusinessRuleTaskParser(TaskParser):
def get_decision_ref(node):
return node.attrib['{' + CAMUNDA_MODEL_NS + '}decisionRef']
def _on_trigger(self, my_task):
pass
def serialize(self, serializer, **kwargs):
pass
@classmethod
def deserialize(cls, serializer, wf_spec, s_state, **kwargs):
pass
class UserTaskParser(TaskParser):
"""
Base class for parsing User Tasks
"""
def __init__(self, process_parser, spec_class, node, lane=None):
nsmap = DEFAULT_NSMAP.copy()
nsmap.update({'camunda': CAMUNDA_MODEL_NS})
super(UserTaskParser, self).__init__(process_parser, spec_class, node, nsmap, lane)
class UserTaskParser(CamundaTaskParser):
"""Base class for parsing User Tasks"""
def create_task(self):
form = self.get_form()
@ -62,7 +92,7 @@ class UserTaskParser(TaskParser):
details from that form and construct a form model from it. """
form = Form()
try:
form.key = self.node.attrib['{' + CAMUNDA_MODEL_NS + '}formKey']
form.key = self.attribute('formKey', 'camunda')
except KeyError:
return form
for xml_field in self.xpath('.//camunda:formData/camunda:formField'):
@ -76,12 +106,13 @@ class UserTaskParser(TaskParser):
field.label = xml_field.get('label')
field.default_value = xml_field.get('defaultValue')
prefix = '{' + self.nsmap.get('camunda') + '}'
for child in xml_field:
if child.tag == '{' + CAMUNDA_MODEL_NS + '}properties':
if child.tag == f'{prefix}properties':
for p in child:
field.add_property(p.get('id'), p.get('value'))
if child.tag == '{' + CAMUNDA_MODEL_NS + '}validation':
if child.tag == f'{prefix}validation':
for v in child:
field.add_validation(v.get('name'), v.get('config'))
@ -92,6 +123,59 @@ class UserTaskParser(TaskParser):
field = EnumFormField()
for child in xml_field:
if child.tag == '{' + CAMUNDA_MODEL_NS + '}value':
if child.tag == '{' + self.nsmap.get('camunda') + '}value':
field.add_option(child.get('id'), child.get('name'))
return field
# These classes need to be able to use the overriden _add_multiinstance_task method
# so they have to inherit from CamundaTaskParser. Therefore, the parsers have to just
# be copied, because both they and the CamundaTaskParser inherit from the base task
# parser. I am looking forward to the day when I can replaced all of this with
# something sane and sensible.
class SubWorkflowParser(CamundaTaskParser):
def create_task(self):
subworkflow_spec = SubprocessParser.get_subprocess_spec(self)
return self.spec_class(
self.spec, self.get_task_spec_name(), subworkflow_spec,
lane=self.lane, position=self.position,
description=self.node.get('name', None))
class CallActivityParser(CamundaTaskParser):
"""Parses a CallActivity node."""
def create_task(self):
subworkflow_spec = SubprocessParser.get_call_activity_spec(self)
return self.spec_class(
self.spec, self.get_task_spec_name(), subworkflow_spec,
lane=self.lane, position=self.position,
description=self.node.get('name', None))
class ScriptTaskParser(TaskParser):
"""
Parses a script task
"""
def create_task(self):
script = self.get_script()
return self.spec_class(self.spec, self.get_task_spec_name(), script,
lane=self.lane,
position=self.position,
description=self.node.get('name', None))
def get_script(self):
"""
Gets the script content from the node. A subclass can override this
method, if the script needs to be pre-parsed. The result of this call
will be passed to the Script Engine for execution.
"""
try:
return one(self.xpath('.//bpmn:script')).text
except AssertionError as ae:
raise ValidationException(
f"Invalid Script Task. No Script Provided. " + str(ae),
node=self.node, file_name=self.filename)

14
SpiffWorkflow/camunda/serializer/config.py
View File

@ -1,15 +1,25 @@
from copy import deepcopy
from SpiffWorkflow.bpmn.serializer.workflow import DEFAULT_SPEC_CONFIG
from SpiffWorkflow.bpmn.serializer.task_spec import UserTaskConverter as DefaultUserTaskConverter
from SpiffWorkflow.bpmn.serializer.task_spec import (
UserTaskConverter as DefaultUserTaskConverter,
ParallelMultiInstanceTaskConverter as DefaultParallelMIConverter,
SequentialMultiInstanceTaskConverter as DefaultSequentialMIConverter,
)
from SpiffWorkflow.bpmn.serializer.event_definition import MessageEventDefinitionConverter as DefaultMessageEventConverter
from .task_spec import UserTaskConverter
from .task_spec import UserTaskConverter, ParallelMultiInstanceTaskConverter, SequentialMultiInstanceTaskConverter
from .event_definition import MessageEventDefinitionConverter
CAMUNDA_SPEC_CONFIG = deepcopy(DEFAULT_SPEC_CONFIG)
CAMUNDA_SPEC_CONFIG['task_specs'].remove(DefaultUserTaskConverter)
CAMUNDA_SPEC_CONFIG['task_specs'].append(UserTaskConverter)
CAMUNDA_SPEC_CONFIG['task_specs'].remove(DefaultParallelMIConverter)
CAMUNDA_SPEC_CONFIG['task_specs'].append(ParallelMultiInstanceTaskConverter)
CAMUNDA_SPEC_CONFIG['task_specs'].remove(DefaultSequentialMIConverter)
CAMUNDA_SPEC_CONFIG['task_specs'].append(SequentialMultiInstanceTaskConverter)
CAMUNDA_SPEC_CONFIG['event_definitions'].remove(DefaultMessageEventConverter)
CAMUNDA_SPEC_CONFIG['event_definitions'].append(MessageEventDefinitionConverter)

15
SpiffWorkflow/camunda/serializer/task_spec.py
View File

@ -1,6 +1,8 @@
from ...bpmn.serializer.helpers.spec import TaskSpecConverter
from SpiffWorkflow.bpmn.serializer.helpers.spec import TaskSpecConverter
from SpiffWorkflow.bpmn.serializer.task_spec import MultiInstanceTaskConverter
from ..specs.UserTask import UserTask, Form
from SpiffWorkflow.camunda.specs.UserTask import UserTask, Form
from SpiffWorkflow.camunda.specs.multiinstance_task import ParallelMultiInstanceTask, SequentialMultiInstanceTask
class UserTaskConverter(TaskSpecConverter):
@ -32,3 +34,12 @@ class UserTaskConverter(TaskSpecConverter):
new['options'] = [ opt.__dict__ for opt in field.options ]
dct['fields'].append(new)
return dct
class ParallelMultiInstanceTaskConverter(MultiInstanceTaskConverter):
def __init__(self, registry):
super().__init__(ParallelMultiInstanceTask, registry)
class SequentialMultiInstanceTaskConverter(MultiInstanceTaskConverter):
def __init__(self, registry):
super().__init__(SequentialMultiInstanceTask, registry)

51
SpiffWorkflow/camunda/specs/multiinstance_task.py Normal file
View File

@ -0,0 +1,51 @@
from SpiffWorkflow.task import TaskState
from SpiffWorkflow.bpmn.specs.BpmnSpecMixin import BpmnSpecMixin
from SpiffWorkflow.bpmn.specs.data_spec import TaskDataReference
from SpiffWorkflow.bpmn.specs.MultiInstanceTask import (
SequentialMultiInstanceTask as BpmnSequentialMITask,
ParallelMultiInstanceTask as BpmnParallelMITask,
)
# This is an abomination, but I don't see any other way replicating the older MI functionality
def update_task_spec(my_task):
task_spec = my_task.task_spec
if my_task.state != TaskState.WAITING:
# We have to fix up our state before we can run the parent update, but we still need
# to inherit our parent data.
BpmnSpecMixin._update_hook(task_spec, my_task)
my_task._set_state(TaskState.WAITING)
if task_spec.cardinality is None:
# Use the same collection for input and output
task_spec.data_input = TaskDataReference(task_spec.data_output.name)
task_spec.input_item = TaskDataReference(task_spec.output_item.name)
else:
cardinality = my_task.workflow.script_engine.evaluate(my_task, task_spec.cardinality)
if not isinstance(cardinality, int):
# The input data was supplied via "cardinality"
# We'll use the same reference for input and output item
task_spec.data_input = TaskDataReference(task_spec.cardinality)
task_spec.input_item = TaskDataReference(task_spec.output_item.name) if task_spec.output_item is not None else None
task_spec.cardinality = None
else:
# This will be the index
task_spec.input_item = TaskDataReference(task_spec.output_item.name) if task_spec.output_item is not None else None
class SequentialMultiInstanceTask(BpmnSequentialMITask):
def _update_hook(self, my_task):
update_task_spec(my_task)
return super()._update_hook(my_task)
class ParallelMultiInstanceTask(BpmnParallelMITask):
def _update_hook(self, my_task):
if not my_task.internal_data.get('started', False):
update_task_spec(my_task)
self.create_children(my_task)
return super()._update_hook(my_task)

3
SpiffWorkflow/dmn/parser/BpmnDmnParser.py
View File

@ -86,6 +86,5 @@ class BpmnDmnParser(BpmnParser):
def _find_dependencies(self, process):
super()._find_dependencies(process)
parser_cls, cls = self._get_parser_class(full_tag('businessRuleTask'))
for business_rule in process.xpath('.//bpmn:businessRuleTask',namespaces=self.namespaces):
for business_rule in process.xpath('.//bpmn:businessRuleTask', namespaces=self.namespaces):
self.dmn_dependencies.add(parser_cls.get_decision_ref(business_rule))

1
SpiffWorkflow/specs/AcquireMutex.py
View File

@ -48,6 +48,7 @@ class AcquireMutex(TaskSpec):
self.mutex = mutex
def _update_hook(self, my_task):
super()._update_hook(my_task)
mutex = my_task.workflow._get_mutex(self.mutex)
if mutex.testandset():
self.entered_event.emit(my_task.workflow, my_task)

1
SpiffWorkflow/specs/Celery.py
View File

@ -245,6 +245,7 @@ class Celery(TaskSpec):
return False
def _update_hook(self, my_task):
super()._update_hook(my_task)
if not self._start(my_task):
if not my_task._has_state(TaskState.WAITING):
my_task._set_state(TaskState.WAITING)

3
SpiffWorkflow/specs/Execute.py
View File

@ -71,10 +71,11 @@ class Execute(TaskSpec):
return False
def _update_hook(self, my_task):
super()._update_hook(my_task)
if not self._start(my_task):
my_task._set_state(TaskState.WAITING)
else:
return super(Execute, self)._update_hook(my_task)
return True
def serialize(self, serializer):
return serializer.serialize_execute(self)

1
SpiffWorkflow/specs/Gate.py
View File

@ -52,6 +52,7 @@ class Gate(TaskSpec):
self.context = context
def _update_hook(self, my_task):
super()._update_hook(my_task)
context_task = my_task.workflow.get_task_spec_from_name(self.context)
root_task = my_task.workflow.task_tree
for task in root_task._find_any(context_task):

1
SpiffWorkflow/specs/Join.py
View File

@ -217,6 +217,7 @@ class Join(TaskSpec):
def _update_hook(self, my_task):
# Check whether enough incoming branches have completed.
my_task._inherit_data()
may_fire, waiting_tasks = self._start(my_task)
if may_fire:
# If this is a cancelling join, cancel all incoming branches except for the one that just completed.

2
SpiffWorkflow/specs/SubWorkflow.py
View File

@ -124,6 +124,8 @@ class SubWorkflow(TaskSpec):
my_task._set_state(TaskState.WAITING)
def _update_hook(self, my_task):
super()._update_hook(my_task)
subworkflow = my_task._get_internal_data('subworkflow')
if subworkflow is None:
# On the first update, we have to create the subworkflow

2
SpiffWorkflow/specs/ThreadMerge.py
View File

@ -99,6 +99,8 @@ class ThreadMerge(Join):
return False
def _update_hook(self, my_task):
my_task._inherit_data()
if not self._start(my_task):
my_task._set_state(TaskState.WAITING)
return

3
SpiffWorkflow/specs/Transform.py
View File

@ -51,6 +51,9 @@ class Transform(TaskSpec):
self.transforms = transforms
def _update_hook(self, my_task):
super()._update_hook(my_task)
if self.transforms:
for transform in self.transforms:
logger.debug(f'Execute transform', extra=my_task.log_info({'transform': transform}))

19
SpiffWorkflow/specs/base.py
View File

@ -205,27 +205,11 @@ class TaskSpec(object):
self.outputs.append(taskspec)
taskspec._connect_notify(self)
def follow(self, taskspec):
"""
Make this task follow the provided one. In other words, this task is
added to the given task outputs.
This is an alias to connect, just easier to understand when reading
code - ex: my_task.follow(the_other_task)
Adding it after being confused by .connect one times too many!
:type taskspec: TaskSpec
:param taskspec: The task to follow.
"""
taskspec.connect(self)
def test(self):
"""
Checks whether all required attributes are set. Throws an exception
if an error was detected.
"""
# if self.id is None:
# raise WorkflowException(self, 'TaskSpec is not yet instanciated.')
if len(self.inputs) < 1:
raise WorkflowException(self, 'No input task connected.')
@ -272,7 +256,6 @@ class TaskSpec(object):
state of this task in the workflow. For example, if a predecessor
completes it makes sure to call this method so we can react.
"""
my_task._inherit_data()
if my_task._is_predicted():
self._predict(my_task)
self.entered_event.emit(my_task.workflow, my_task)
@ -282,8 +265,10 @@ class TaskSpec(object):
def _update_hook(self, my_task):
"""
This method should decide whether the task should run now or need to wait.
Tasks can also optionally choose not to inherit data.
Returning True will cause the task to go into READY.
"""
my_task._inherit_data()
return True
def _on_ready(self, my_task):

12
SpiffWorkflow/spiff/parser/task_spec.py
View File

@ -5,12 +5,18 @@ from SpiffWorkflow.bpmn.parser.TaskParser import TaskParser
from SpiffWorkflow.bpmn.parser.task_parsers import SubprocessParser
from SpiffWorkflow.bpmn.parser.util import xpath_eval
from SpiffWorkflow.spiff.specs.multiinstance_task import StandardLoopTask, ParallelMultiInstanceTask, SequentialMultiInstanceTask
SPIFFWORKFLOW_MODEL_NS = 'http://spiffworkflow.org/bpmn/schema/1.0/core'
SPIFFWORKFLOW_MODEL_PREFIX = 'spiffworkflow'
class SpiffTaskParser(TaskParser):
STANDARD_LOOP_CLASS = StandardLoopTask
PARALLEL_MI_CLASS = ParallelMultiInstanceTask
SEQUENTIAL_MI_CLASS = SequentialMultiInstanceTask
def parse_extensions(self, node=None):
if node is None:
node = self.node
@ -81,6 +87,12 @@ class SpiffTaskParser(TaskParser):
operator['parameters'] = parameters
return operator
def _copy_task_attrs(self, original):
# I am so disappointed I have to do this.
super()._copy_task_attrs(original)
self.task.prescript = original.prescript
self.task.postscript = original.postscript
def create_task(self):
# The main task parser already calls this, and even sets an attribute, but
# 1. It calls it after creating the task so I don't have access to it here yet and

10
SpiffWorkflow/spiff/serializer/config.py
View File

@ -16,6 +16,7 @@ from SpiffWorkflow.bpmn.serializer.task_spec import (
ParallelGatewayConverter,
ExclusiveGatewayConverter,
InclusiveGatewayConverter,
StandardLoopTaskConverter,
)
from .task_spec import (
@ -26,9 +27,11 @@ from .task_spec import (
ReceiveTaskConverter,
ScriptTaskConverter,
ServiceTaskConverter,
SubWorkflowTaskConverter,
SubprocessTaskConverter,
TransactionSubprocessConverter,
CallActivityTaskConverter,
ParallelMultiInstanceTaskConverter,
SequentialMultiInstanceTaskConverter,
)
from SpiffWorkflow.bpmn.serializer.event_definition import MessageEventDefinitionConverter as DefaultMessageEventDefinitionConverter
@ -57,9 +60,12 @@ SPIFF_SPEC_CONFIG['task_specs'] = [
ReceiveTaskConverter,
ScriptTaskConverter,
ServiceTaskConverter,
SubWorkflowTaskConverter,
SubprocessTaskConverter,
TransactionSubprocessConverter,
CallActivityTaskConverter,
StandardLoopTaskConverter,
ParallelMultiInstanceTaskConverter,
SequentialMultiInstanceTaskConverter,
]
SPIFF_SPEC_CONFIG['event_definitions'].remove(DefaultMessageEventDefinitionConverter)
SPIFF_SPEC_CONFIG['event_definitions'].append(MessageEventDefinitionConverter)

38
SpiffWorkflow/spiff/serializer/task_spec.py
View File

@ -1,4 +1,5 @@
from SpiffWorkflow.bpmn.serializer.helpers.spec import TaskSpecConverter
from SpiffWorkflow.bpmn.serializer.task_spec import MultiInstanceTaskConverter
from SpiffWorkflow.spiff.specs.none_task import NoneTask
from SpiffWorkflow.spiff.specs.manual_task import ManualTask
@ -7,6 +8,7 @@ from SpiffWorkflow.spiff.specs.script_task import ScriptTask
from SpiffWorkflow.spiff.specs.service_task import ServiceTask
from SpiffWorkflow.spiff.specs.subworkflow_task import SubWorkflowTask, TransactionSubprocess, CallActivity
from SpiffWorkflow.spiff.specs.events.event_types import SendTask, ReceiveTask
from SpiffWorkflow.spiff.specs.multiinstance_task import StandardLoopTask, ParallelMultiInstanceTask, SequentialMultiInstanceTask
class SpiffBpmnTaskConverter(TaskSpecConverter):
@ -91,7 +93,7 @@ class ServiceTaskConverter(SpiffBpmnTaskConverter):
return self.task_spec_from_dict(dct)
class SubprocessTaskConverter(SpiffBpmnTaskConverter):
class SubWorkflowTaskConverter(SpiffBpmnTaskConverter):
def to_dict(self, spec):
dct = super().to_dict(spec)
@ -102,14 +104,42 @@ class SubprocessTaskConverter(SpiffBpmnTaskConverter):
dct['subworkflow_spec'] = dct.pop('spec')
return super().task_spec_from_dict(dct)
class SubWorkflowTaskConverter(SubprocessTaskConverter):
class SubprocessTaskConverter(SubWorkflowTaskConverter):
def __init__(self, registry):
super().__init__(SubWorkflowTask, registry)
class TransactionSubprocessConverter(SubprocessTaskConverter):
class TransactionSubprocessConverter(SubWorkflowTaskConverter):
def __init__(self, registry):
super().__init__(TransactionSubprocess, registry)
class CallActivityTaskConverter(SubprocessTaskConverter):
class CallActivityTaskConverter(SubWorkflowTaskConverter):
def __init__(self, registry):
super().__init__(CallActivity, registry)
class StandardLoopTaskConverter(SpiffBpmnTaskConverter):
def __init__(self, registry):
super().__init__(StandardLoopTask, registry)
def to_dict(self, spec):
dct = self.get_default_attributes(spec)
dct.update(self.get_bpmn_attributes(spec))
dct.update(self.get_standard_loop_attributes(spec))
return dct
class SpiffMultiInstanceConverter(MultiInstanceTaskConverter, SpiffBpmnTaskConverter):
def to_dict(self, spec):
dct = MultiInstanceTaskConverter.to_dict(self, spec)
dct.update(SpiffBpmnTaskConverter.to_dict(self, spec))
return dct
class ParallelMultiInstanceTaskConverter(SpiffMultiInstanceConverter):
def __init__(self, registry):
super().__init__(ParallelMultiInstanceTask, registry)
class SequentialMultiInstanceTaskConverter(SpiffMultiInstanceConverter):
def __init__(self, registry):
super().__init__(SequentialMultiInstanceTask, registry)

15
SpiffWorkflow/spiff/specs/multiinstance_task.py Normal file
View File

@ -0,0 +1,15 @@
from SpiffWorkflow.bpmn.specs.MultiInstanceTask import (
StandardLoopTask as BpmnStandardLoopTask,
ParallelMultiInstanceTask as BpmnParallelMITask,
SequentialMultiInstanceTask as BpmnSequentialMITask,
)
from .spiff_task import SpiffBpmnTask
class StandardLoopTask(BpmnStandardLoopTask, SpiffBpmnTask):
pass
class ParallelMultiInstanceTask(BpmnParallelMITask, SpiffBpmnTask):
pass
class SequentialMultiInstanceTask(BpmnSequentialMITask, SpiffBpmnTask):
pass

5
SpiffWorkflow/spiff/specs/spiff_task.py
View File

@ -34,14 +34,15 @@ class SpiffBpmnTask(BpmnSpecMixin):
my_task._set_state(TaskState.WAITING)
raise exc
def _on_ready_hook(self, my_task):
super()._on_ready_hook(my_task)
def _update_hook(self, my_task):
super()._update_hook(my_task)
if self.prescript is not None:
try:
self.execute_script(my_task, self.prescript)
except SpiffWorkflowException as se:
se.add_note("Error occurred in the Pre-Script")
raise se
return True
def _on_complete_hook(self, my_task):
if self.postscript is not None:

23
SpiffWorkflow/spiff/specs/subworkflow_task.py
View File

@ -1,7 +1,12 @@
from SpiffWorkflow.bpmn.specs.SubWorkflowTask import SubWorkflowTask, TransactionSubprocess, CallActivity
from SpiffWorkflow.bpmn.specs.SubWorkflowTask import (
SubWorkflowTask as DefaultSubWorkflow,
TransactionSubprocess as DefaultTransaction,
CallActivity as DefaultCallActivity,
)
from SpiffWorkflow.spiff.specs.spiff_task import SpiffBpmnTask
class SubWorkflowTask(SubWorkflowTask, SpiffBpmnTask):
class SubWorkflowTask(DefaultSubWorkflow, SpiffBpmnTask):
def __init__(self, wf_spec, name, subworkflow_spec, transaction=False, **kwargs):
@ -13,9 +18,13 @@ class SubWorkflowTask(SubWorkflowTask, SpiffBpmnTask):
self.in_assign = []
self.out_assign = []
def _on_ready_hook(self, my_task):
SpiffBpmnTask._on_ready_hook(self, my_task)
self.start_workflow(my_task)
def _update_hook(self, my_task):
# Don't really like duplicating this, but we need to run SpiffBpmn update rather than the default
wf = my_task.workflow._get_outermost_workflow(my_task)
if my_task.id not in wf.subprocesses:
SpiffBpmnTask._update_hook(self, my_task)
self.create_workflow(my_task)
return True
def _on_complete_hook(self, my_task):
SpiffBpmnTask._on_complete_hook(self, my_task)
@ -25,7 +34,7 @@ class SubWorkflowTask(SubWorkflowTask, SpiffBpmnTask):
return 'Subprocess'
class TransactionSubprocess(SubWorkflowTask, TransactionSubprocess):
class TransactionSubprocess(SubWorkflowTask, DefaultTransaction):
def __init__(self, wf_spec, name, subworkflow_spec, transaction=True, **kwargs):
@ -40,7 +49,7 @@ class TransactionSubprocess(SubWorkflowTask, TransactionSubprocess):
return 'Transactional Subprocess'
class CallActivity(SubWorkflowTask, CallActivity):
class CallActivity(SubWorkflowTask, DefaultCallActivity):
def __init__(self, wf_spec, name, subworkflow_spec, **kwargs):

80
SpiffWorkflow/task.py
View File

@ -31,20 +31,6 @@ metrics = logging.getLogger('spiff.metrics')
data_log = logging.getLogger('spiff.data')
def updateDotDict(dct,dotted_path,value):
parts = dotted_path.split(".")
path_len = len(parts)
root = dct
for i, key in enumerate(parts):
if (i + 1) < path_len:
if key not in dct:
dct[key] = {}
dct = dct[key]
else:
dct[key] = value
return root
class TaskState:
"""
@ -247,16 +233,11 @@ class Task(object, metaclass=DeprecatedMetaTask):
self.id = uuid4()
self.thread_id = self.__class__.thread_id_pool
self.data = {}
self.terminate_current_loop = False
self.internal_data = {}
self.mi_collect_data = {}
self.last_state_change = time.time()
if parent is not None:
self.parent._child_added_notify(self)
# TODO: get rid of this stuff
self.last_state_change = time.time()
self.state_history = [state]
@property
def state(self):
return self._state
@ -277,7 +258,6 @@ class Task(object, metaclass=DeprecatedMetaTask):
if value != self.state:
logger.info(f'State change to {TaskStateNames[value]}', extra=self.log_info())
self.last_state_change = time.time()
self.state_history.append(value)
self._state = value
else:
logger.debug(f'State set to {TaskStateNames[value]}', extra=self.log_info())
@ -301,11 +281,6 @@ class Task(object, metaclass=DeprecatedMetaTask):
})
return extra
def update_data_var(self, fieldid, value):
model = {}
updateDotDict(model,fieldid, value)
self.update_data(model)
def update_data(self, data):
"""
If the task.data needs to be updated from a UserTask form or
@ -316,45 +291,6 @@ class Task(object, metaclass=DeprecatedMetaTask):
self.data = DeepMerge.merge(self.data, data)
data_log.info('Data update', extra=self.log_info())
def task_info(self):
"""
Returns a dictionary of information about the current task, so that
we can give hints to the user about what kind of task we are working
with such as a looping task or a Parallel MultiInstance task
:returns: dictionary
"""
default = {'is_looping': False,
'is_sequential_mi': False,
'is_parallel_mi': False,
'mi_count': 0,
'mi_index': 0}
miInfo = getattr(self.task_spec, "multiinstance_info", None)
if callable(miInfo):
return miInfo(self)
else:
return default
def terminate_loop(self):
"""
Used in the case that we are working with a BPMN 'loop' task.
The task will loop, repeatedly asking for input until terminate_loop
is called on the task
"""
if self.is_looping():
self.terminate_current_loop = True
else:
raise WorkflowException('The method terminate_loop should only be called in the case of a BPMN Loop Task',
task_spec=self)
def is_looping(self):
"""Returns true if this is a looping task."""
islooping = getattr(self.task_spec, "is_loop_task", None)
if callable(islooping):
return self.task_spec.is_loop_task()
else:
return False
def set_children_future(self):
"""
for a parallel gateway, we need to set up our
@ -362,25 +298,17 @@ class Task(object, metaclass=DeprecatedMetaTask):
the inputs - otherwise our child process never gets marked as
'READY'
"""
if not self.task_spec.task_should_set_children_future(self):
return
self.task_spec.task_will_set_children_future(self)
# now we set this one to execute
self._set_state(TaskState.MAYBE)
self._sync_children(self.task_spec.outputs)
for child in self.children:
child.set_children_future()
def find_children_by_name(self,name):
"""
for debugging
"""
return [x for x in self.workflow.task_tree if x.task_spec.name == name]
def reset_token(self, data, reset_data=False):
"""
Resets the token to this task. This should allow a trip 'back in time'
@ -660,12 +588,6 @@ class Task(object, metaclass=DeprecatedMetaTask):
def get_description(self):
return str(self.task_spec.description)
def get_state(self):
"""
Returns this Task's state.
"""
return self.state
def get_state_name(self):
"""
Returns a textual representation of this Task's state.

7
SpiffWorkflow/workflow.py
View File

@ -231,13 +231,6 @@ class Workflow(object):
return True
return False
def cancel_notify(self):
self.task_tree.internal_data['cancels'] = self.task_tree.internal_data.get('cancels', {})
self.task_tree.internal_data['cancels']['TokenReset'] = True
self.refresh_waiting_tasks()
self.do_engine_steps()
self.task_tree.internal_data['cancels'] = {}
def get_tasks(self, state=TaskState.ANY_MASK):
"""
Returns a list of Task objects with the given state.

12
tests/SpiffWorkflow/TaskTest.py
View File

@ -1,12 +1,9 @@
# -*- coding: utf-8 -*-
import sys
import unittest
import re
import os.path
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..'))
from SpiffWorkflow.task import Task, TaskState, updateDotDict
from SpiffWorkflow.task import Task, TaskState
from SpiffWorkflow.specs.WorkflowSpec import WorkflowSpec
from SpiffWorkflow.specs.Simple import Simple
@ -15,10 +12,6 @@ class MockWorkflow(object):
def __init__(self, spec):
self.spec = spec
class UpdateDotDictTest(unittest.TestCase):
def test_update(self):
res = updateDotDict({}, 'some.thing.here', 'avalue')
self.assertEqual(res, {'some':{'thing': {'here': 'avalue'}}})
class TaskTest(unittest.TestCase):
@ -85,8 +78,7 @@ class TaskTest(unittest.TestCase):
def suite():
taskSuite = unittest.TestLoader().loadTestsFromTestCase(TaskTest)
updateDotSuite = unittest.TestLoader().loadTestsFromTestCase(UpdateDotDictTest)
return unittest.TestSuite([taskSuite, updateDotSuite])
return unittest.TestSuite([taskSuite])
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

42
tests/SpiffWorkflow/bpmn/AntiLoopTaskTest.py
View File

@ -1,42 +0,0 @@
# -*- coding: utf-8 -*-
import unittest
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from SpiffWorkflow.exceptions import WorkflowException
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'kellym'
class AntiLoopTaskTest(BpmnWorkflowTestCase):
"""The example bpmn is actually a MultiInstance. It should not report that it is a looping task and
it should fail when we try to terminate the loop"""
def setUp(self):
spec, subprocesses = self.load_workflow_spec('bpmnAntiLoopTask.bpmn','LoopTaskTest')
self.workflow = BpmnWorkflow(spec, subprocesses)
def testRunThroughHappy(self):
self.workflow.do_engine_steps()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertTrue(len(ready_tasks) ==1)
self.assertFalse(ready_tasks[0].task_spec.is_loop_task())
try:
ready_tasks[0].terminate_loop()
self.fail("Terminate Loop should throw and error when called on a non-loop MultiInstance")
except WorkflowException as ex:
self.assertTrue(
'The method terminate_loop should only be called in the case of a BPMN Loop Task' in (
'%r' % ex),
'\'The method terminate_loop should only be called in the case of a BPMN Loop Task\' should be a substring of error message: \'%r\'' % ex)
def suite():
return unittest.TestLoader().loadTestsFromTestCase(AntiLoopTaskTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

3
tests/SpiffWorkflow/bpmn/BpmnWorkflowTestCase.py
View File

@ -8,7 +8,6 @@ from SpiffWorkflow.bpmn.parser.BpmnParser import BpmnValidator
from SpiffWorkflow.task import TaskState
from SpiffWorkflow.bpmn.serializer.workflow import BpmnWorkflowSerializer, DEFAULT_SPEC_CONFIG
from SpiffWorkflow.bpmn.serializer.task_spec import UserTaskConverter
from .BpmnLoaderForTests import TestUserTaskConverter, TestBpmnParser
__author__ = 'matth'
@ -121,6 +120,7 @@ class BpmnWorkflowTestCase(unittest.TestCase):
def save_restore(self):
script_engine = self.workflow.script_engine
before_state = self._get_workflow_state(do_steps=False)
before_dump = self.workflow.get_dump()
# Check that we can actully convert this to JSON
@ -133,6 +133,7 @@ class BpmnWorkflowTestCase(unittest.TestCase):
self.assertEqual(before_dump, after_dump)
self.assertEqual(before_state, after_state)
self.workflow = after
self.workflow.script_engine = script_engine
def restore(self, state):
self.workflow = self.serializer.workflow_from_dict(state)

6
tests/SpiffWorkflow/bpmn/DataObjectReferenceTest.py
View File

@ -72,11 +72,15 @@ class DataObjectReferenceTest(BpmnWorkflowTestCase):
self.assertNotIn('obj_1', ready_tasks[0].data)
self.assertEqual(self.workflow.data['obj_1'], 'hello')
# Make sure data objects can be copied in and out of a subprocess
# Make sure data objects are accessible inside a subprocess
self.workflow.do_engine_steps()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertEqual(ready_tasks[0].data['obj_1'], 'hello')
ready_tasks[0].data['obj_1'] = 'hello again'
ready_tasks[0].complete()
self.workflow.do_engine_steps()
sp = self.workflow.get_tasks_from_spec_name('subprocess')[0]
# It was copied out
self.assertNotIn('obj_1', sp.data)
# The update should persist in the main process
self.assertEqual(self.workflow.data['obj_1'], 'hello again')

38
tests/SpiffWorkflow/bpmn/ExclusiveGatewayIntoMultiInstanceTest.py
View File

@ -1,38 +0,0 @@
# -*- coding: utf-8 -*-
import sys
import os
import unittest
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..', '..'))
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'matth'
class ExclusiveGatewayIntoMultiInstanceTest(BpmnWorkflowTestCase):
"""In the example BPMN Diagram we set x = 0, then we have an
exclusive gateway that should skip over a parallel multi-instance
class, so it should run straight through and complete without issue."""
def setUp(self):
spec, subprocesses = self.load_workflow_spec('exclusive_into_multi.bpmn','ExclusiveToMulti')
self.workflow = BpmnWorkflow(spec, subprocesses)
def testRunThroughHappy(self):
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def testSaveRestore(self):
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(ExclusiveGatewayIntoMultiInstanceTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

59
tests/SpiffWorkflow/bpmn/ExculsiveGatewayNonDefaultPathIntoMultiTest.py
View File

@ -1,59 +0,0 @@
# -*- coding: utf-8 -*-
import sys
import os
import unittest
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..', '..'))
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'matth'
class ExclusiveGatewayNonDefaultPathIntoMultiTest(BpmnWorkflowTestCase):
"""In the example BPMN Diagram we require that "Yes" or "No" be specified
in a user task and check that a multiinstance can follow a non-default
path.
"""
def setUp(self):
spec, subprocesses = self.load_workflow_spec('exclusive_non_default_path_into_multi.bpmn','ExclusiveNonDefaultMulti')
self.workflow = BpmnWorkflow(spec, subprocesses)
def load_workflow1_spec(self):
return
def testRunThroughHappy(self):
self.workflow.do_engine_steps()
# Set initial array size to 3 in the first user form.
task = self.workflow.get_ready_user_tasks()[0]
self.assertEqual("DoStuff", task.task_spec.name)
task.update_data({"morestuff": 'Yes'})
self.workflow.complete_task_from_id(task.id)
self.workflow.do_engine_steps()
for i in range(3):
task = self.workflow.get_ready_user_tasks()[0]
if i == 0:
self.assertEqual("GetMoreStuff", task.task_spec.name)
else:
self.assertEqual("GetMoreStuff_%d"%(i-1), task.task_spec.name)
task.update_data({"stuff.addstuff": "Stuff %d"%i})
self.workflow.complete_task_from_id(task.id)
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(ExclusiveGatewayNonDefaultPathIntoMultiTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

49
tests/SpiffWorkflow/bpmn/IOSpecTest.py
View File

@ -25,9 +25,6 @@ class CallActivityDataTest(BpmnWorkflowTestCase):
with self.assertRaises(WorkflowDataException) as exc:
self.advance_to_subprocess()
self.assertEqual("'in_2' was not found in the task data. "
"You are missing a required Data Input for a call activity.",
str(exc.exception))
self.assertEqual(exc.exception.data_input.name,'in_2')
def testCallActivityMissingOutput(self):
@ -43,10 +40,7 @@ class CallActivityDataTest(BpmnWorkflowTestCase):
with self.assertRaises(WorkflowDataException) as exc:
self.complete_subprocess()
self.assertEqual("'out_2' was not found in the task data. A Data Output was not provided as promised.",
str(exc.exception))
self.assertEqual(exc.exception.data_output.name,'out_2')
self.assertEqual(exc.exception.data_output.name, 'out_2')
def actual_test(self, save_restore=False):
@ -92,3 +86,44 @@ class CallActivityDataTest(BpmnWorkflowTestCase):
next_task = self.workflow.get_tasks(TaskState.READY)[0]
next_task.complete()
waiting = self.workflow.get_tasks(TaskState.WAITING)
class IOSpecOnTaskTest(BpmnWorkflowTestCase):
def setUp(self):
self.spec, self.subprocesses = self.load_workflow_spec('io_spec_on_task.bpmn', 'main')
def testIOSpecOnTask(self):
self.actual_test()
def testIOSpecOnTaskSaveRestore(self):
self.actual_test(True)
def testIOSpecOnTaskMissingInput(self):
self.workflow = BpmnWorkflow(self.spec, self.subprocesses)
set_data = self.workflow.spec.task_specs['set_data']
set_data.script = """in_1, unused = 1, True"""
with self.assertRaises(WorkflowDataException) as exc:
self.workflow.do_engine_steps()
self.assertEqual(exc.exception.data_input.name, 'in_2')
def testIOSpecOnTaskMissingOutput(self):
self.workflow = BpmnWorkflow(self.spec, self.subprocesses)
self.workflow.do_engine_steps()
task = self.workflow.get_tasks_from_spec_name('any_task')[0]
task.data.update({'out_1': 1})
with self.assertRaises(WorkflowDataException) as exc:
task.complete()
self.assertEqual(exc.exception.data_output.name, 'out_2')
def actual_test(self, save_restore=False):
self.workflow = BpmnWorkflow(self.spec, self.subprocesses)
self.workflow.do_engine_steps()
if save_restore:
self.save_restore()
task = self.workflow.get_tasks_from_spec_name('any_task')[0]
self.assertDictEqual(task.data, {'in_1': 1, 'in_2': 'hello world'})
task.data.update({'out_1': 1, 'out_2': 'bye', 'extra': True})
task.complete()
self.workflow.do_engine_steps()
self.assertDictEqual(self.workflow.last_task.data, {'out_1': 1, 'out_2': 'bye'})

60
tests/SpiffWorkflow/bpmn/LoopTaskTest.py
View File

@ -1,60 +0,0 @@
# -*- coding: utf-8 -*-
import unittest
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'kellym'
class LoopTaskTest(BpmnWorkflowTestCase):
"""The example bpmn diagram has a single task with a loop cardinality of 5.
It should repeat 5 times before termination."""
def setUp(self):
spec, subprocesses = self.load_workflow_spec('bpmnLoopTask.bpmn','LoopTaskTest')
self.workflow = BpmnWorkflow(spec, subprocesses)
def testRunThroughHappy(self):
for i in range(5):
self.workflow.do_engine_steps()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertTrue(len(ready_tasks) ==1)
self.assertTrue(ready_tasks[0].task_spec.is_loop_task())
self.assertFalse(self.workflow.is_completed())
last_task = self.workflow.last_task
self.do_next_exclusive_step('Activity_TestLoop')
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertTrue(len(ready_tasks) ==1)
ready_tasks[0].terminate_loop()
self.do_next_exclusive_step('Activity_TestLoop')
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def testSaveRestore(self):
for i in range(5):
self.save_restore()
self.workflow.do_engine_steps()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertTrue(len(ready_tasks) ==1)
self.assertTrue(ready_tasks[0].task_spec.is_loop_task())
self.assertFalse(self.workflow.is_completed())
self.do_next_exclusive_step('Activity_TestLoop')
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertTrue(len(ready_tasks) ==1)
ready_tasks[0].terminate_loop()
self.do_next_exclusive_step('Activity_TestLoop')
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(LoopTaskTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

54
tests/SpiffWorkflow/bpmn/MultiInstanceParallelCondTest.py
View File

@ -1,54 +0,0 @@
# -*- coding: utf-8 -*-
import sys
import os
import unittest
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..', '..'))
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'matth'
class MultiInstanceCondTest(BpmnWorkflowTestCase):
"""The example bpmn diagram has a single task set to be a parallel
multi-instance with a loop cardinality of 5.
It should repeat 5 times before termination, and it should
have a navigation list with 7 items in it - one for start, one for end,
and five items for the repeating section. """
def setUp(self):
spec, subprocesses = self.load_workflow_spec('MultiInstanceParallelTaskCond.bpmn', 'MultiInstance')
self.workflow = BpmnWorkflow(spec, subprocesses)
def load_workflow1_spec(self):
return
def testRunThroughHappy(self):
self.actualTest()
def testSaveRestore(self):
self.actualTest(True)
def actualTest(self, save_restore=False):
self.workflow.do_engine_steps()
self.assertEqual(1, len(self.workflow.get_ready_user_tasks()))
task = self.workflow.get_ready_user_tasks()[0]
task.data['collection'] = {'a':{'a':'test'},
'b':{'b':'test'}}
self.workflow.complete_task_from_id(task.id)
self.workflow.do_engine_steps()
for task in self.workflow.get_ready_user_tasks():
self.assertFalse(self.workflow.is_completed())
self.workflow.complete_task_from_id(task.id)
if save_restore:
self.save_restore()
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(MultiInstanceCondTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

51
tests/SpiffWorkflow/bpmn/MultiInstanceParallelTest.py
View File

@ -1,51 +0,0 @@
# -*- coding: utf-8 -*-
import sys
import os
import unittest
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..', '..'))
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'matth'
class MultiInstanceTest(BpmnWorkflowTestCase):
"""The example bpmn diagram has a single task set to be a parallel
multi-instance with a loop cardinality of 5.
It should repeat 5 times before termination, and it should
have a navigation list with 7 items in it - one for start, one for end,
and five items for the repeating section. """
def setUp(self):
spec, subprocesses = self.load_workflow_spec('MultiInstanceParallelTask.bpmn', 'MultiInstance')
self.workflow = BpmnWorkflow(spec, subprocesses)
def load_workflow1_spec(self):
return
def testRunThroughHappy(self):
self.actualTest()
def testSaveRestore(self):
self.actualTest(True)
def actualTest(self, save_restore=False):
self.workflow.do_engine_steps()
self.assertEqual(1, len(self.workflow.get_ready_user_tasks()))
task = self.workflow.get_ready_user_tasks()[0]
task.data['collection'] = [1,2,3,4,5]
self.workflow.complete_task_from_id(task.id)
self.workflow.do_engine_steps()
for task in self.workflow.get_ready_user_tasks():
self.assertFalse(self.workflow.is_completed())
self.workflow.complete_task_from_id(task.id)
if save_restore:
self.save_restore()
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(MultiInstanceTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

46
tests/SpiffWorkflow/bpmn/MultiInstanceTest.py
View File

@ -1,46 +0,0 @@
# -*- coding: utf-8 -*-
import sys
import os
import unittest
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..', '..'))
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'matth'
class MultiInstanceTest(BpmnWorkflowTestCase):
"""The example bpmn diagram has a single task with a loop cardinality of 5.
It should repeat 5 times before termination."""
def setUp(self):
spec, subprocesses = self.load_workflow_spec('bpmnMultiUserTask.bpmn','MultiInstance')
self.workflow = BpmnWorkflow(spec, subprocesses)
def testRunThroughHappy(self):
for i in range(5):
self.workflow.do_engine_steps()
self.assertFalse(self.workflow.is_completed())
self.do_next_exclusive_step('Activity_Loop')
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def testSaveRestore(self):
for i in range(5):
self.save_restore()
self.workflow.do_engine_steps()
self.assertFalse(self.workflow.is_completed())
self.do_next_exclusive_step('Activity_Loop')
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(MultiInstanceTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

233
tests/SpiffWorkflow/bpmn/ParallelMultiInstanceTest.py Normal file
View File

@ -0,0 +1,233 @@
from SpiffWorkflow.task import TaskState
from SpiffWorkflow.bpmn.exceptions import WorkflowDataException
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from SpiffWorkflow.bpmn.specs.data_spec import TaskDataReference
from SpiffWorkflow.bpmn.parser.ValidationException import ValidationException
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
class BaseTestCase(BpmnWorkflowTestCase):
def set_io_and_run_workflow(self, data, data_input=None, data_output=None, save_restore=False):
start = self.workflow.get_tasks_from_spec_name('Start')[0]
start.data = data
any_task = self.workflow.get_tasks_from_spec_name('any_task')[0]
any_task.task_spec.data_input = TaskDataReference(data_input) if data_input is not None else None
any_task.task_spec.data_output = TaskDataReference(data_output) if data_output is not None else None
self.workflow.do_engine_steps()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertEqual(len(ready_tasks), 3)
while len(ready_tasks) > 0:
task = ready_tasks[0]
self.assertEqual(task.task_spec.name, 'any_task [child]')
self.assertIn('input_item', task.data)
task.data['output_item'] = task.data['input_item'] * 2
task.complete()
if save_restore:
self.save_restore()
ready_tasks = self.workflow.get_ready_user_tasks()
self.workflow.refresh_waiting_tasks()
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def run_workflow_with_condition(self, data):
start = self.workflow.get_tasks_from_spec_name('Start')[0]
start.data = data
task = self.workflow.get_tasks_from_spec_name('any_task')[0]
task.task_spec.condition = "input_item == 2"
self.workflow.do_engine_steps()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertEqual(len(ready_tasks), 3)
task = [t for t in ready_tasks if t.data['input_item'] == 2][0]
task.data['output_item'] = task.data['input_item'] * 2
task.complete()
self.workflow.do_engine_steps()
self.workflow.refresh_waiting_tasks()
self.assertTrue(self.workflow.is_completed())
self.assertEqual(len([ t for t in ready_tasks if t.state == TaskState.CANCELLED]), 2)
class ParallellMultiInstanceExistingOutputTest(BaseTestCase):
def setUp(self):
self.spec, subprocess = self.load_workflow_spec('parallel_multiinstance_loop_input.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testListWithDictOutput(self):
data = {
'input_data': [1, 2, 3],
'output_data': {},
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': {0: 2, 1: 4, 2: 6},
})
def testDictWithListOutput(self):
data = {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': [],
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': [2, 4, 6],
})
def testNonEmptyOutput(self):
with self.assertRaises(WorkflowDataException) as exc:
data = {
'input_data': [1, 2, 3],
'output_data': [1, 2, 3],
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertEqual(exc.exception.message,
"If the input is not being updated in place, the output must be empty or it must be a map (dict)")
def testInvalidOutputType(self):
with self.assertRaises(WorkflowDataException) as exc:
data = {
'input_data': set([1, 2, 3]),
'output_data': set(),
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertEqual(exc.exception.message, "Only a mutable map (dict) or sequence (list) can be used for output")
class ParallelMultiInstanceNewOutputTest(BaseTestCase):
def setUp(self):
self.spec, subprocess = self.load_workflow_spec('parallel_multiinstance_loop_input.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testList(self):
data = {'input_data': [1, 2, 3]}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': [2, 4, 6]
})
def testListSaveRestore(self):
data = {'input_data': [1, 2, 3]}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data', save_restore=True)
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': [2, 4, 6]
})
def testDict(self):
data = {'input_data': {'a': 1, 'b': 2, 'c': 3} }
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': {'a': 2, 'b': 4, 'c': 6}
})
def testDictSaveRestore(self):
data = {'input_data': {'a': 1, 'b': 2, 'c': 3} }
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data', save_restore=True)
self.assertDictEqual(self.workflow.data, {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': {'a': 2, 'b': 4, 'c': 6}
})
def testSet(self):
data = {'input_data': set([1, 2, 3])}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': set([1, 2, 3]),
'output_data': [2, 4, 6]
})
def testEmptyCollection(self):
start = self.workflow.get_tasks_from_spec_name('Start')[0]
start.data = {'input_data': []}
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
self.assertDictEqual(self.workflow.data, {'input_data': [], 'output_data': []})
def testCondition(self):
self.run_workflow_with_condition({'input_data': [1, 2, 3]})
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': [4]
})
class ParallelMultiInstanceUpdateInputTest(BaseTestCase):
def setUp(self):
self.spec, subprocess = self.load_workflow_spec('parallel_multiinstance_loop_input.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testList(self):
data = { 'input_data': [1, 2, 3]}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='input_data')
self.assertDictEqual(self.workflow.data, {'input_data': [2, 4, 6]})
def testDict(self):
data = { 'input_data': {'a': 1, 'b': 2, 'c': 3}}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='input_data')
self.assertDictEqual(self.workflow.data, {'input_data': {'a': 2, 'b': 4, 'c': 6}})
class ParallelMultiInstanceWithCardinality(BaseTestCase):
def setUp(self) -> None:
self.spec, subprocess = self.load_workflow_spec('parallel_multiinstance_cardinality.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testCardinality(self):
self.set_io_and_run_workflow({}, data_output='output_data')
self.assertDictEqual(self.workflow.data, {'output_data': [0, 2, 4]})
def testCardinalitySaveRestore(self):
self.set_io_and_run_workflow({}, data_output='output_data', save_restore=True)
self.assertDictEqual(self.workflow.data, {'output_data': [0, 2, 4]})
def testCondition(self):
self.run_workflow_with_condition({})
self.assertDictEqual(self.workflow.data, {
'output_data': [4]
})
class ParallelMultiInstanceTaskTest(BpmnWorkflowTestCase):
def check_reference(self, reference, name):
self.assertIsInstance(reference, TaskDataReference)
self.assertEqual(reference.name, name)
def testParseInputOutput(self):
spec, subprocess = self.load_workflow_spec('parallel_multiinstance_loop_input.bpmn', 'main')
workflow = BpmnWorkflow(spec)
task_spec = workflow.get_tasks_from_spec_name('any_task')[0].task_spec
self.check_reference(task_spec.data_input, 'input_data')
self.check_reference(task_spec.data_output, 'output_data')
self.check_reference(task_spec.input_item, 'input_item')
self.check_reference(task_spec.output_item, 'output_item')
self.assertIsNone(task_spec.cardinality)
def testParseCardinality(self):
spec, subprocess = self.load_workflow_spec('parallel_multiinstance_cardinality.bpmn', 'main')
workflow = BpmnWorkflow(spec)
task_spec = workflow.get_tasks_from_spec_name('any_task')[0].task_spec
self.assertIsNone(task_spec.data_input)
self.assertEqual(task_spec.cardinality, '3')
def testInvalidBpmn(self):
with self.assertRaises(ValidationException) as exc:
spec, subprocess = self.load_workflow_spec('parallel_multiinstance_invalid.bpmn', 'main')
self.assertEqual(exc.exception.message,
'A multiinstance task must specify exactly one of cardinality or loop input data reference.')

10
tests/SpiffWorkflow/bpmn/ParallelOrderTest.py
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@ -1,16 +1,12 @@
# -*- coding: utf-8 -*-
import sys
import os
import unittest
sys.path.insert(0, os.path.join(os.path.dirname(__file__), '..', '..', '..'))
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'matth'
class MultiInstanceTest(BpmnWorkflowTestCase):
class ParallelOrderTest(BpmnWorkflowTestCase):
"""The example bpmn diagram has a 4 parallel workflows, this
verifies that the parallel tasks have a natural order that follows
the visual layout of the diagram, rather than just the order in which
@ -33,6 +29,6 @@ class MultiInstanceTest(BpmnWorkflowTestCase):
def suite():
return unittest.TestLoader().loadTestsFromTestCase(MultiInstanceTest)
return unittest.TestLoader().loadTestsFromTestCase(ParallelOrderTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

25
tests/SpiffWorkflow/bpmn/ParallelWithScriptTest.py
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@ -1,25 +0,0 @@
# -*- coding: utf-8 -*-
import unittest
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'leashys'
class ParallelWithScriptTest(BpmnWorkflowTestCase):
def setUp(self):
spec, subprocesses = self.load_workflow_spec('ParallelWithScript.bpmn', 'ParallelWithScript')
self.workflow = BpmnWorkflow(spec, subprocesses)
def testRunThroughParallel(self):
self.workflow.do_engine_steps()
# TODO: what to assert here?
def suite():
return unittest.TestLoader().loadTestsFromTestCase(ParallelWithScriptTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

4
tests/SpiffWorkflow/bpmn/ParserTest.py
View File

@ -13,8 +13,8 @@ class ParserTest(unittest.TestCase):
bpmn_file = os.path.join(os.path.dirname(__file__), 'data', 'io_spec.bpmn')
parser.add_bpmn_file(bpmn_file)
spec = parser.get_spec('subprocess')
self.assertEqual(len(spec.data_inputs), 2)
self.assertEqual(len(spec.data_outputs), 2)
self.assertEqual(len(spec.io_specification.data_inputs), 2)
self.assertEqual(len(spec.io_specification.data_outputs), 2)
def testDataReferences(self):

28
tests/SpiffWorkflow/bpmn/ResetTimerTest.py Normal file
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@ -0,0 +1,28 @@
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from SpiffWorkflow.task import TaskState
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
class ResetTimerTest(BpmnWorkflowTestCase):
def test_timer(self):
spec, subprocess = self.load_workflow_spec('reset_timer.bpmn', 'main')
self.workflow = BpmnWorkflow(spec, subprocess)
self.workflow.do_engine_steps()
task_1 = self.workflow.get_tasks_from_spec_name('task_1')[0]
timer = self.workflow.get_tasks_from_spec_name('timer')[0]
original_timer = timer.internal_data.get('event_value')
# This returns us to the task
task_1.data['modify'] = True
task_1.complete()
self.workflow.do_engine_steps()
# The timer should be waiting and the time should have been updated
self.assertEqual(task_1.state, TaskState.READY)
self.assertEqual(timer.state, TaskState.WAITING)
self.assertGreater(timer.internal_data.get('event_value'), original_timer)
task_1.data['modify'] = False
task_1.complete()
self.workflow.do_engine_steps()
self.assertEqual(timer.state, TaskState.CANCELLED)
self.assertTrue(self.workflow.is_completed())

213
tests/SpiffWorkflow/bpmn/SequentialMultiInstanceTest.py Normal file
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@ -0,0 +1,213 @@
from SpiffWorkflow.task import TaskState
from SpiffWorkflow.bpmn.exceptions import WorkflowDataException
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from SpiffWorkflow.bpmn.specs.data_spec import TaskDataReference
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
class BaseTestCase(BpmnWorkflowTestCase):
def set_io_and_run_workflow(self, data, data_input=None, data_output=None, save_restore=False):
start = self.workflow.get_tasks_from_spec_name('Start')[0]
start.data = data
any_task = self.workflow.get_tasks_from_spec_name('any_task')[0]
any_task.task_spec.data_input = TaskDataReference(data_input) if data_input is not None else None
any_task.task_spec.data_output = TaskDataReference(data_output) if data_output is not None else None
self.workflow.do_engine_steps()
self.workflow.refresh_waiting_tasks()
ready_tasks = self.workflow.get_ready_user_tasks()
while len(ready_tasks) > 0:
self.assertEqual(len(ready_tasks), 1)
task = ready_tasks[0]
self.assertEqual(task.task_spec.name, 'any_task [child]')
self.assertIn('input_item', task.data)
task.data['output_item'] = task.data['input_item'] * 2
task.complete()
if save_restore:
self.save_restore()
ready_tasks = self.workflow.get_ready_user_tasks()
self.workflow.do_engine_steps()
children = self.workflow.get_tasks_from_spec_name('any_task [child]')
self.assertEqual(len(children), 3)
self.assertTrue(self.workflow.is_completed())
def run_workflow_with_condition(self, data, condition):
start = self.workflow.get_tasks_from_spec_name('Start')[0]
start.data = data
task = self.workflow.get_tasks_from_spec_name('any_task')[0]
task.task_spec.condition = condition
self.workflow.do_engine_steps()
self.workflow.refresh_waiting_tasks()
ready_tasks = self.workflow.get_ready_user_tasks()
while len(ready_tasks) > 0:
ready = ready_tasks[0]
self.assertEqual(ready.task_spec.name, 'any_task [child]')
self.assertIn('input_item', ready.data)
ready.data['output_item'] = ready.data['input_item'] * 2
ready.complete()
self.workflow.do_engine_steps()
self.workflow.refresh_waiting_tasks()
ready_tasks = self.workflow.get_ready_user_tasks()
self.workflow.do_engine_steps()
children = self.workflow.get_tasks_from_spec_name('any_task [child]')
self.assertEqual(len(children), 2)
self.assertTrue(self.workflow.is_completed())
class SequentialMultiInstanceExistingOutputTest(BaseTestCase):
def setUp(self):
self.spec, subprocess = self.load_workflow_spec('sequential_multiinstance_loop_input.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testListWithDictOutput(self):
data = {
'input_data': [1, 2, 3],
'output_data': {},
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': {0: 2, 1: 4, 2: 6},
})
def testDictWithListOutput(self):
data = {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': [],
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': [2, 4, 6],
})
def testNonEmptyOutput(self):
with self.assertRaises(WorkflowDataException) as exc:
data = {
'input_data': [1, 2, 3],
'output_data': [1, 2, 3],
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertEqual(exc.exception.message,
"If the input is not being updated in place, the output must be empty or it must be a map (dict)")
def testInvalidOutputType(self):
with self.assertRaises(WorkflowDataException) as exc:
data = {
'input_data': set([1, 2, 3]),
'output_data': set(),
}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertEqual(exc.exception.message, "Only a mutable map (dict) or sequence (list) can be used for output")
class SequentialMultiInstanceNewOutputTest(BaseTestCase):
def setUp(self):
self.spec, subprocess = self.load_workflow_spec('sequential_multiinstance_loop_input.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testList(self):
data = {'input_data': [1, 2, 3]}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': [2, 4, 6]
})
def testListSaveRestore(self):
data = {'input_data': [1, 2, 3]}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data', save_restore=True)
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': [2, 4, 6]
})
def testDict(self):
data = {'input_data': {'a': 1, 'b': 2, 'c': 3} }
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': {'a': 2, 'b': 4, 'c': 6}
})
def testDictSaveRestore(self):
data = {'input_data': {'a': 1, 'b': 2, 'c': 3} }
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data', save_restore=True)
self.assertDictEqual(self.workflow.data, {
'input_data': {'a': 1, 'b': 2, 'c': 3},
'output_data': {'a': 2, 'b': 4, 'c': 6}
})
def testSet(self):
data = {'input_data': set([1, 2, 3])}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='output_data')
self.assertDictEqual(self.workflow.data, {
'input_data': set([1, 2, 3]),
'output_data': [2, 4, 6]
})
def testEmptyCollection(self):
start = self.workflow.get_tasks_from_spec_name('Start')[0]
start.data = {'input_data': []}
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
self.assertDictEqual(self.workflow.data, {'input_data': [], 'output_data': []})
def testCondition(self):
self.run_workflow_with_condition({'input_data': [1, 2, 3]}, "input_item == 2")
self.assertDictEqual(self.workflow.data, {
'input_data': [1, 2, 3],
'output_data': [2, 4]
})
class SequentialMultiInstanceUpdateInputTest(BaseTestCase):
def setUp(self):
self.spec, subprocess = self.load_workflow_spec('sequential_multiinstance_loop_input.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testList(self):
data = { 'input_data': [1, 2, 3]}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='input_data')
self.assertDictEqual(self.workflow.data, {'input_data': [2, 4, 6]})
def testDict(self):
data = { 'input_data': {'a': 1, 'b': 2, 'c': 3}}
self.set_io_and_run_workflow(data, data_input='input_data', data_output='input_data')
self.assertDictEqual(self.workflow.data, {'input_data': {'a': 2, 'b': 4, 'c': 6}})
class SequentialMultiInstanceWithCardinality(BaseTestCase):
def setUp(self) -> None:
self.spec, subprocess = self.load_workflow_spec('sequential_multiinstance_cardinality.bpmn', 'main')
self.workflow = BpmnWorkflow(self.spec)
def testCardinality(self):
self.set_io_and_run_workflow({}, data_output='output_data')
self.assertDictEqual(self.workflow.data, {'output_data': [0, 2, 4]})
def testCardinalitySaveRestore(self):
self.set_io_and_run_workflow({}, data_output='output_data', save_restore=True)
self.assertDictEqual(self.workflow.data, {'output_data': [0, 2, 4]})
def testCondition(self):
self.run_workflow_with_condition({}, "input_item == 1")
self.assertDictEqual(self.workflow.data, {
'output_data': [0, 2]
})

62
tests/SpiffWorkflow/bpmn/StandardLoopTest.py Normal file
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@ -0,0 +1,62 @@
import os
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from SpiffWorkflow.bpmn.parser.BpmnParser import BpmnParser, ValidationException
from .BpmnWorkflowTestCase import BpmnWorkflowTestCase
class StandardLoopTest(BpmnWorkflowTestCase):
def setUp(self):
spec, subprocesses = self.load_workflow_spec('standard_loop.bpmn','main', validate=False)
# This spec has a loop task with loopMaximum = 3 and loopCondition = 'done'
self.workflow = BpmnWorkflow(spec, subprocesses)
def testLoopMaximum(self):
start = self.workflow.get_tasks_from_spec_name('StartEvent_1')
start[0].data['done'] = False
for idx in range(3):
self.workflow.do_engine_steps()
self.workflow.refresh_waiting_tasks()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertEqual(len(ready_tasks), 1)
ready_tasks[0].data[str(idx)] = True
ready_tasks[0].complete()
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def testLoopCondition(self):
start = self.workflow.get_tasks_from_spec_name('StartEvent_1')
start[0].data['done'] = False
self.workflow.do_engine_steps()
self.workflow.refresh_waiting_tasks()
ready_tasks = self.workflow.get_ready_user_tasks()
self.assertEqual(len(ready_tasks), 1)
ready_tasks[0].data['done'] = True
ready_tasks[0].complete()
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
def testSkipLoop(self):
# This is called "skip loop" because I thought "testTestBefore" was a terrible name
start = self.workflow.get_tasks_from_spec_name('StartEvent_1')
start[0].data['done'] = True
self.workflow.do_engine_steps()
self.workflow.refresh_waiting_tasks()
self.workflow.do_engine_steps()
self.assertTrue(self.workflow.is_completed())
class ParseStandardLoop(BpmnWorkflowTestCase):
def testParseStandardLoop(self):
parser = BpmnParser()
# This process has neither a loop condition nor a loop maximum
bpmn_file = os.path.join(os.path.dirname(__file__), 'data', 'standard_loop_invalid.bpmn')
parser.add_bpmn_file(bpmn_file)
self.assertRaises(ValidationException, parser.get_spec, 'main')

51
tests/SpiffWorkflow/bpmn/SubWorkflowMultiTest.py
View File

@ -1,51 +0,0 @@
# -*- coding: utf-8 -*-
import unittest
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.bpmn.BpmnWorkflowTestCase import BpmnWorkflowTestCase
__author__ = 'matth'
class SubWorkflowMultiTest(BpmnWorkflowTestCase):
expected_data = {
'a': {'name': 'Apple_edit',
'new_info': 'Adding this!'},
'b': {'name': 'Bubble_edit',
'new_info': 'Adding this!'},
'c': {'name': 'Crap, I should write better code_edit',
'new_info': 'Adding this!'}
}
def testSequential(self):
spec, subprocesses = self.load_workflow_spec('sub_workflow_multi.bpmn', 'ScriptTest')
self.workflow = BpmnWorkflow(spec, subprocesses)
self.workflow.do_engine_steps()
data = self.workflow.last_task.data
self.assertEqual(data['my_collection'], self.expected_data)
def testParallel(self):
spec, subprocesses= self.load_workflow_spec('sub_workflow_multi_parallel.bpmn', 'ScriptTest')
self.workflow = BpmnWorkflow(spec, subprocesses)
self.workflow.do_engine_steps()
data = self.workflow.last_task.data
self.assertEqual(data['my_collection'], self.expected_data)
def testWrapped(self):
spec, subprocesses = self.load_workflow_spec('sub_within_sub_multi.bpmn', 'ScriptTest')
self.workflow = BpmnWorkflow(spec, subprocesses)
self.workflow.do_engine_steps()
data = self.workflow.last_task.data
self.assertEqual(self.expected_data, data['my_collection'])
def suite():
return unittest.TestLoader().loadTestsFromTestCase(SubWorkflowMultiTest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

59
tests/SpiffWorkflow/bpmn/data/MultiInstanceParallelTask.bpmn
View File

@ -1,59 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_17fwemw" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.7.0">
<bpmn:process id="MultiInstance" isExecutable="true">
<bpmn:startEvent id="StartEvent_1" name="StartEvent_1">
<bpmn:outgoing>Flow_0t6p1sb</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_0t6p1sb" sourceRef="StartEvent_1" targetRef="Activity_088tnzu" />
<bpmn:endEvent id="Event_End" name="Event_End">
<bpmn:incoming>Flow_0ugjw69</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_0ugjw69" sourceRef="Activity_Loop" targetRef="Event_End" />
<bpmn:userTask id="Activity_Loop" name="Activity_Loop">
<bpmn:incoming>Flow_0ds4mp0</bpmn:incoming>
<bpmn:outgoing>Flow_0ugjw69</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics>
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">collection</bpmn:loopCardinality>
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:userTask>
<bpmn:task id="Activity_088tnzu" name="Setup">
<bpmn:incoming>Flow_0t6p1sb</bpmn:incoming>
<bpmn:outgoing>Flow_0ds4mp0</bpmn:outgoing>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0ds4mp0" sourceRef="Activity_088tnzu" targetRef="Activity_Loop" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="MultiInstance">
<bpmndi:BPMNEdge id="Flow_0ugjw69_di" bpmnElement="Flow_0ugjw69">
<di:waypoint x="480" y="117" />
<di:waypoint x="582" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0t6p1sb_di" bpmnElement="Flow_0t6p1sb">
<di:waypoint x="208" y="117" />
<di:waypoint x="230" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_1g0pmib_di" bpmnElement="Event_End">
<dc:Bounds x="582" y="99" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="575" y="142" width="54" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="172" y="99" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="159" y="142" width="64" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1iyilui_di" bpmnElement="Activity_Loop">
<dc:Bounds x="380" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_088tnzu_di" bpmnElement="Activity_088tnzu">
<dc:Bounds x="230" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_0ds4mp0_di" bpmnElement="Flow_0ds4mp0">
<di:waypoint x="330" y="117" />
<di:waypoint x="380" y="117" />
</bpmndi:BPMNEdge>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

145
tests/SpiffWorkflow/bpmn/data/MultiInstanceParallelTaskCond.bpmn
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@ -1,145 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" id="Definitions_17fwemw" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1">
<bpmn:process id="MultiInstance" isExecutable="true">
<bpmn:startEvent id="StartEvent_1" name="StartEvent_1">
<bpmn:outgoing>Flow_0t6p1sb</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_0t6p1sb" sourceRef="StartEvent_1" targetRef="Activity_088tnzu" />
<bpmn:endEvent id="Event_End" name="Event_End">
<bpmn:incoming>Flow_0ugjw69</bpmn:incoming>
<bpmn:incoming>Flow_1oo4mpj</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_0ugjw69" sourceRef="Activity_Loop" targetRef="Event_End" />
<bpmn:userTask id="Activity_Loop" name="Activity_Loop">
<bpmn:incoming>Flow_0u92n7b</bpmn:incoming>
<bpmn:outgoing>Flow_0ugjw69</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics camunda:collection="collection" camunda:elementVariable="x" />
</bpmn:userTask>
<bpmn:task id="Activity_088tnzu" name="Setup">
<bpmn:incoming>Flow_0t6p1sb</bpmn:incoming>
<bpmn:outgoing>Flow_0ds4mp0</bpmn:outgoing>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0ds4mp0" sourceRef="Activity_088tnzu" targetRef="Gateway_08wnx3s" />
<bpmn:exclusiveGateway id="Gateway_07go3pk" name="Filled Collection" default="Flow_0u92n7b">
<bpmn:incoming>Flow_1sx7n9u</bpmn:incoming>
<bpmn:outgoing>Flow_1oo4mpj</bpmn:outgoing>
<bpmn:outgoing>Flow_0u92n7b</bpmn:outgoing>
</bpmn:exclusiveGateway>
<bpmn:sequenceFlow id="Flow_1oo4mpj" name="EmptyCollection" sourceRef="Gateway_07go3pk" targetRef="Event_End">
<bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">len(collection.keys())==0</bpmn:conditionExpression>
</bpmn:sequenceFlow>
<bpmn:sequenceFlow id="Flow_0u92n7b" name="Default" sourceRef="Gateway_07go3pk" targetRef="Activity_Loop" />
<bpmn:sequenceFlow id="Flow_0io0g18" sourceRef="Activity_0flre28" targetRef="Gateway_1cn7vsp" />
<bpmn:exclusiveGateway id="Gateway_08wnx3s" name="Always skip" default="Flow_1dah8xt">
<bpmn:incoming>Flow_0ds4mp0</bpmn:incoming>
<bpmn:outgoing>Flow_1dah8xt</bpmn:outgoing>
<bpmn:outgoing>Flow_0i1bv5g</bpmn:outgoing>
</bpmn:exclusiveGateway>
<bpmn:sequenceFlow id="Flow_1dah8xt" name="Flow A" sourceRef="Gateway_08wnx3s" targetRef="Activity_0flre28" />
<bpmn:manualTask id="Activity_0flre28" name="Do something">
<bpmn:incoming>Flow_1dah8xt</bpmn:incoming>
<bpmn:outgoing>Flow_0io0g18</bpmn:outgoing>
</bpmn:manualTask>
<bpmn:exclusiveGateway id="Gateway_1cn7vsp" default="Flow_1sx7n9u">
<bpmn:incoming>Flow_0io0g18</bpmn:incoming>
<bpmn:incoming>Flow_0i1bv5g</bpmn:incoming>
<bpmn:outgoing>Flow_1sx7n9u</bpmn:outgoing>
</bpmn:exclusiveGateway>
<bpmn:sequenceFlow id="Flow_1sx7n9u" sourceRef="Gateway_1cn7vsp" targetRef="Gateway_07go3pk" />
<bpmn:sequenceFlow id="Flow_0i1bv5g" name="Flow B" sourceRef="Gateway_08wnx3s" targetRef="Gateway_1cn7vsp">
<bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">1==1</bpmn:conditionExpression>
</bpmn:sequenceFlow>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="MultiInstance">
<bpmndi:BPMNEdge id="Flow_0i1bv5g_di" bpmnElement="Flow_0i1bv5g">
<di:waypoint x="370" y="142" />
<di:waypoint x="370" y="280" />
<di:waypoint x="560" y="280" />
<di:waypoint x="560" y="142" />
<bpmndi:BPMNLabel>
<dc:Bounds x="448" y="262" width="34" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1sx7n9u_di" bpmnElement="Flow_1sx7n9u">
<di:waypoint x="585" y="117" />
<di:waypoint x="615" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1dah8xt_di" bpmnElement="Flow_1dah8xt">
<di:waypoint x="395" y="117" />
<di:waypoint x="430" y="117" />
<bpmndi:BPMNLabel>
<dc:Bounds x="395" y="99" width="35" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0io0g18_di" bpmnElement="Flow_0io0g18">
<di:waypoint x="530" y="117" />
<di:waypoint x="535" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0u92n7b_di" bpmnElement="Flow_0u92n7b">
<di:waypoint x="665" y="117" />
<di:waypoint x="710" y="117" />
<bpmndi:BPMNLabel>
<dc:Bounds x="670" y="99" width="35" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1oo4mpj_di" bpmnElement="Flow_1oo4mpj">
<di:waypoint x="640" y="142" />
<di:waypoint x="640" y="330" />
<di:waypoint x="930" y="330" />
<di:waypoint x="930" y="135" />
<bpmndi:BPMNLabel>
<dc:Bounds x="745" y="312" width="80" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0ds4mp0_di" bpmnElement="Flow_0ds4mp0">
<di:waypoint x="330" y="117" />
<di:waypoint x="345" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0ugjw69_di" bpmnElement="Flow_0ugjw69">
<di:waypoint x="810" y="117" />
<di:waypoint x="912" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0t6p1sb_di" bpmnElement="Flow_0t6p1sb">
<di:waypoint x="208" y="117" />
<di:waypoint x="230" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="172" y="99" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="159" y="142" width="64" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1g0pmib_di" bpmnElement="Event_End">
<dc:Bounds x="912" y="99" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="903" y="75" width="54" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1iyilui_di" bpmnElement="Activity_Loop">
<dc:Bounds x="710" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_088tnzu_di" bpmnElement="Activity_088tnzu">
<dc:Bounds x="230" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_07go3pk_di" bpmnElement="Gateway_07go3pk" isMarkerVisible="true">
<dc:Bounds x="615" y="92" width="50" height="50" />
<bpmndi:BPMNLabel>
<dc:Bounds x="602" y="62" width="78" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_08wnx3s_di" bpmnElement="Gateway_08wnx3s" isMarkerVisible="true">
<dc:Bounds x="345" y="92" width="50" height="50" />
<bpmndi:BPMNLabel>
<dc:Bounds x="341" y="62" width="58" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0ow7pu7_di" bpmnElement="Activity_0flre28">
<dc:Bounds x="430" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_1cn7vsp_di" bpmnElement="Gateway_1cn7vsp" isMarkerVisible="true">
<dc:Bounds x="535" y="92" width="50" height="50" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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tests/SpiffWorkflow/bpmn/data/ParallelWithScript.bpmn
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@ -1,117 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_196qfv1" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.0.0">
<bpmn:process id="ParallelWithScript" name="A" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_1swtnkk</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_1swtnkk" sourceRef="StartEvent_1" targetRef="Gateway_1" />
<bpmn:sequenceFlow id="Flow_1ukvcj0" sourceRef="Gateway_1" targetRef="user_task_A" />
<bpmn:sequenceFlow id="Flow_188f01l" sourceRef="Gateway_1" targetRef="user_task_B" />
<bpmn:sequenceFlow id="Flow_1empxbr" sourceRef="Gateway_1" targetRef="script_task_C" />
<bpmn:sequenceFlow id="Flow_1m1yz1x" sourceRef="script_task_C" targetRef="user_task_C" />
<bpmn:sequenceFlow id="Flow_0ykkbts" sourceRef="user_task_B" targetRef="Gateway_2" />
<bpmn:sequenceFlow id="Flow_0lmf2gd" sourceRef="user_task_A" targetRef="Gateway_2" />
<bpmn:sequenceFlow id="Flow_0954wrk" sourceRef="user_task_C" targetRef="Gateway_2" />
<bpmn:scriptTask id="script_task_C" name="Script">
<bpmn:incoming>Flow_1empxbr</bpmn:incoming>
<bpmn:outgoing>Flow_1m1yz1x</bpmn:outgoing>
<bpmn:script># do nothing</bpmn:script>
</bpmn:scriptTask>
<bpmn:endEvent id="Event_0exe5n0">
<bpmn:incoming>Flow_04k0ue9</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_04k0ue9" sourceRef="Gateway_2" targetRef="Event_0exe5n0" />
<bpmn:parallelGateway id="Gateway_1">
<bpmn:incoming>Flow_1swtnkk</bpmn:incoming>
<bpmn:outgoing>Flow_1ukvcj0</bpmn:outgoing>
<bpmn:outgoing>Flow_188f01l</bpmn:outgoing>
<bpmn:outgoing>Flow_1empxbr</bpmn:outgoing>
</bpmn:parallelGateway>
<bpmn:parallelGateway id="Gateway_2">
<bpmn:incoming>Flow_0ykkbts</bpmn:incoming>
<bpmn:incoming>Flow_0lmf2gd</bpmn:incoming>
<bpmn:incoming>Flow_0954wrk</bpmn:incoming>
<bpmn:outgoing>Flow_04k0ue9</bpmn:outgoing>
</bpmn:parallelGateway>
<bpmn:manualTask id="user_task_A" name="Task A">
<bpmn:incoming>Flow_1ukvcj0</bpmn:incoming>
<bpmn:outgoing>Flow_0lmf2gd</bpmn:outgoing>
</bpmn:manualTask>
<bpmn:manualTask id="user_task_B" name="Task B">
<bpmn:incoming>Flow_188f01l</bpmn:incoming>
<bpmn:outgoing>Flow_0ykkbts</bpmn:outgoing>
</bpmn:manualTask>
<bpmn:manualTask id="user_task_C" name="Task C">
<bpmn:incoming>Flow_1m1yz1x</bpmn:incoming>
<bpmn:outgoing>Flow_0954wrk</bpmn:outgoing>
</bpmn:manualTask>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="ParallelWithScript">
<bpmndi:BPMNEdge id="Flow_1swtnkk_di" bpmnElement="Flow_1swtnkk">
<di:waypoint x="188" y="117" />
<di:waypoint x="435" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1ukvcj0_di" bpmnElement="Flow_1ukvcj0">
<di:waypoint x="485" y="117" />
<di:waypoint x="640" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_188f01l_di" bpmnElement="Flow_188f01l">
<di:waypoint x="460" y="142" />
<di:waypoint x="460" y="230" />
<di:waypoint x="640" y="230" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1empxbr_di" bpmnElement="Flow_1empxbr">
<di:waypoint x="460" y="142" />
<di:waypoint x="460" y="340" />
<di:waypoint x="510" y="340" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1m1yz1x_di" bpmnElement="Flow_1m1yz1x">
<di:waypoint x="610" y="340" />
<di:waypoint x="640" y="340" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0ykkbts_di" bpmnElement="Flow_0ykkbts">
<di:waypoint x="740" y="230" />
<di:waypoint x="865" y="230" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0lmf2gd_di" bpmnElement="Flow_0lmf2gd">
<di:waypoint x="740" y="117" />
<di:waypoint x="890" y="117" />
<di:waypoint x="890" y="205" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0954wrk_di" bpmnElement="Flow_0954wrk">
<di:waypoint x="740" y="340" />
<di:waypoint x="890" y="340" />
<di:waypoint x="890" y="255" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_04k0ue9_di" bpmnElement="Flow_04k0ue9">
<di:waypoint x="915" y="230" />
<di:waypoint x="1052" y="230" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_0exe5n0_di" bpmnElement="Event_0exe5n0">
<dc:Bounds x="1052" y="212" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_1f2ua0v_di" bpmnElement="Gateway_1">
<dc:Bounds x="435" y="92" width="50" height="50" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_06epsj9_di" bpmnElement="Gateway_2">
<dc:Bounds x="865" y="205" width="50" height="50" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1uxd70j_di" bpmnElement="user_task_A">
<dc:Bounds x="640" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1cr04li_di" bpmnElement="user_task_B">
<dc:Bounds x="640" y="190" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0ze74eq_di" bpmnElement="script_task_C">
<dc:Bounds x="510" y="300" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1mznorb_di" bpmnElement="user_task_C">
<dc:Bounds x="640" y="300" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="152" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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tests/SpiffWorkflow/bpmn/data/bpmnAntiLoopTask.bpmn
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@ -1,47 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" id="Definitions_0lhdj7m" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.7.0">
<bpmn:process id="LoopTaskTest" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0q33jmj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:userTask id="Activity_TestLoop" name="Loop till user says we are done" camunda:formKey="LoopForm">
<bpmn:documentation>Enter Name for member {{ Activity_TestLoop_CurrentVar }}</bpmn:documentation>
<bpmn:extensionElements>
<camunda:formData>
<camunda:formField id="FormField_FirstName" label="Enter First Name" type="string" />
</camunda:formData>
</bpmn:extensionElements>
<bpmn:incoming>Flow_0q33jmj</bpmn:incoming>
<bpmn:outgoing>Flow_13213ce</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics isSequential="true">
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">5</bpmn:loopCardinality>
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:userTask>
<bpmn:sequenceFlow id="Flow_0q33jmj" sourceRef="StartEvent_1" targetRef="Activity_TestLoop" />
<bpmn:endEvent id="Event_0l4x230">
<bpmn:incoming>Flow_13213ce</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_13213ce" sourceRef="Activity_TestLoop" targetRef="Event_0l4x230" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="LoopTaskTest">
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0kugfe7_di" bpmnElement="Activity_TestLoop">
<dc:Bounds x="270" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_0q33jmj_di" bpmnElement="Flow_0q33jmj">
<di:waypoint x="215" y="117" />
<di:waypoint x="270" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_1tmau7e_di" bpmnElement="Event_0l4x230">
<dc:Bounds x="472" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_13213ce_di" bpmnElement="Flow_13213ce">
<di:waypoint x="370" y="117" />
<di:waypoint x="472" y="117" />
</bpmndi:BPMNEdge>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

45
tests/SpiffWorkflow/bpmn/data/bpmnLoopTask.bpmn
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@ -1,45 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_0lhdj7m" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.7.0">
<bpmn:process id="LoopTaskTest" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0q33jmj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:userTask id="Activity_TestLoop" name="Loop till user says we are done" camunda:formKey="LoopForm">
<bpmn:documentation>Enter Name for member {{ Activity_TestLoop_CurrentVar }}</bpmn:documentation>
<bpmn:extensionElements>
<camunda:formData>
<camunda:formField id="FormField_FirstName" label="Enter First Name" type="string" />
</camunda:formData>
</bpmn:extensionElements>
<bpmn:incoming>Flow_0q33jmj</bpmn:incoming>
<bpmn:outgoing>Flow_13213ce</bpmn:outgoing>
<bpmn:standardLoopCharacteristics />
</bpmn:userTask>
<bpmn:sequenceFlow id="Flow_0q33jmj" sourceRef="StartEvent_1" targetRef="Activity_TestLoop" />
<bpmn:endEvent id="Event_0l4x230">
<bpmn:incoming>Flow_13213ce</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_13213ce" sourceRef="Activity_TestLoop" targetRef="Event_0l4x230" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="LoopTaskTest">
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0kugfe7_di" bpmnElement="Activity_TestLoop">
<dc:Bounds x="270" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_0q33jmj_di" bpmnElement="Flow_0q33jmj">
<di:waypoint x="215" y="117" />
<di:waypoint x="270" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_1tmau7e_di" bpmnElement="Event_0l4x230">
<dc:Bounds x="472" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_13213ce_di" bpmnElement="Flow_13213ce">
<di:waypoint x="370" y="117" />
<di:waypoint x="472" y="117" />
</bpmndi:BPMNEdge>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

49
tests/SpiffWorkflow/bpmn/data/bpmnMultiUserTask.bpmn
View File

@ -1,49 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_17fwemw" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.7.0">
<bpmn:process id="MultiInstance" isExecutable="true">
<bpmn:startEvent id="StartEvent_1" name="StartEvent_1">
<bpmn:outgoing>Flow_0t6p1sb</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_0t6p1sb" sourceRef="StartEvent_1" targetRef="Activity_Loop" />
<bpmn:endEvent id="Event_End" name="Event_End">
<bpmn:incoming>Flow_0ugjw69</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_0ugjw69" sourceRef="Activity_Loop" targetRef="Event_End" />
<bpmn:userTask id="Activity_Loop" name="Activity_Loop">
<bpmn:incoming>Flow_0t6p1sb</bpmn:incoming>
<bpmn:outgoing>Flow_0ugjw69</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics isSequential="true">
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">5</bpmn:loopCardinality>
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:userTask>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="MultiInstance">
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="112" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="166" y="155" width="64" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_0t6p1sb_di" bpmnElement="Flow_0t6p1sb">
<di:waypoint x="215" y="130" />
<di:waypoint x="248" y="130" />
<di:waypoint x="248" y="117" />
<di:waypoint x="280" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_1g0pmib_di" bpmnElement="Event_End">
<dc:Bounds x="492" y="99" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="485" y="142" width="54" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_0ugjw69_di" bpmnElement="Flow_0ugjw69">
<di:waypoint x="380" y="117" />
<di:waypoint x="492" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Activity_1iyilui_di" bpmnElement="Activity_Loop">
<dc:Bounds x="280" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

14
tests/SpiffWorkflow/bpmn/data/data_object.bpmn
View File

@ -11,6 +11,7 @@
<bpmn:dataObjectReference id="DataObjectReference_17fhr1j" name="Data" dataObjectRef="obj_1" />
<bpmn:dataObjectReference id="DataObjectReference_0pztwm3" name="Data" dataObjectRef="obj_1" />
<bpmn:dataObjectReference id="DataObjectReference_0cm8dnh" name="Data" dataObjectRef="obj_1" />
<bpmn:dataObjectReference id="DataObjectReference_1dn9eoi" name="Data" dataObjectRef="obj_1" />
<bpmn:endEvent id="Event_0qw1yr0">
<bpmn:incoming>Flow_19pyf8s</bpmn:incoming>
</bpmn:endEvent>
@ -38,17 +39,20 @@
<bpmn:subProcess id="subprocess" name="Subprocess">
<bpmn:incoming>Flow_1tnu3ej</bpmn:incoming>
<bpmn:outgoing>Flow_19pyf8s</bpmn:outgoing>
<bpmn:property id="Property_1q5wp77" name="__targetRef_placeholder" />
<bpmn:dataInputAssociation id="DataInputAssociation_0w2qahx">
<bpmn:sourceRef>DataObjectReference_0cm8dnh</bpmn:sourceRef>
<bpmn:targetRef>Property_1q5wp77</bpmn:targetRef>
</bpmn:dataInputAssociation>
<bpmn:startEvent id="Event_1wuwx2f">
<bpmn:outgoing>Flow_0yx8lkz</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="placeholder">
<bpmn:incoming>Flow_0yx8lkz</bpmn:incoming>
<bpmn:outgoing>Flow_0rk4i35</bpmn:outgoing>
<bpmn:property id="Property_1q5wp77" name="__targetRef_placeholder" />
<bpmn:dataInputAssociation id="DataInputAssociation_0w2qahx">
<bpmn:sourceRef>DataObjectReference_0cm8dnh</bpmn:sourceRef>
<bpmn:targetRef>Property_1q5wp77</bpmn:targetRef>
</bpmn:dataInputAssociation>
<bpmn:dataOutputAssociation id="DataOutputAssociation_164qpaq">
<bpmn:targetRef>DataObjectReference_1dn9eoi</bpmn:targetRef>
</bpmn:dataOutputAssociation>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0yx8lkz" sourceRef="Event_1wuwx2f" targetRef="placeholder" />
<bpmn:endEvent id="Event_1qcnmnt">

83
tests/SpiffWorkflow/bpmn/data/exclusive_into_multi.bpmn
View File

@ -1,83 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_19d41bq" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.7.0">
<bpmn:process id="ExclusiveToMulti" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_163toj3</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:scriptTask id="Script_Set_x_to_0" name="x = 0">
<bpmn:incoming>Flow_163toj3</bpmn:incoming>
<bpmn:outgoing>Flow_1rakb4c</bpmn:outgoing>
<bpmn:script>x = 0</bpmn:script>
</bpmn:scriptTask>
<bpmn:sequenceFlow id="Flow_163toj3" sourceRef="StartEvent_1" targetRef="Script_Set_x_to_0" />
<bpmn:exclusiveGateway id="Gateway_0zdq5of" default="Flow_0340se7">
<bpmn:incoming>Flow_1rakb4c</bpmn:incoming>
<bpmn:outgoing>Flow_04bjhw6</bpmn:outgoing>
<bpmn:outgoing>Flow_0340se7</bpmn:outgoing>
</bpmn:exclusiveGateway>
<bpmn:sequenceFlow id="Flow_1rakb4c" sourceRef="Script_Set_x_to_0" targetRef="Gateway_0zdq5of" />
<bpmn:sequenceFlow id="Flow_04bjhw6" name="x is not 0" sourceRef="Gateway_0zdq5of" targetRef="Activity_1j43xon">
<bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">x != 0</bpmn:conditionExpression>
</bpmn:sequenceFlow>
<bpmn:sequenceFlow id="Flow_073oado" sourceRef="Activity_1j43xon" targetRef="Event_1n4p05n" />
<bpmn:sequenceFlow id="Flow_0340se7" name="x is 0" sourceRef="Gateway_0zdq5of" targetRef="Event_1n4p05n" />
<bpmn:userTask id="Activity_1j43xon" name="Some Multiinstance">
<bpmn:incoming>Flow_04bjhw6</bpmn:incoming>
<bpmn:outgoing>Flow_073oado</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics>
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">1</bpmn:loopCardinality>
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:userTask>
<bpmn:endEvent id="Event_1n4p05n">
<bpmn:incoming>Flow_073oado</bpmn:incoming>
<bpmn:incoming>Flow_0340se7</bpmn:incoming>
</bpmn:endEvent>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="ExclusiveToMulti">
<bpmndi:BPMNEdge id="Flow_163toj3_di" bpmnElement="Flow_163toj3">
<di:waypoint x="215" y="207" />
<di:waypoint x="260" y="207" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1rakb4c_di" bpmnElement="Flow_1rakb4c">
<di:waypoint x="360" y="207" />
<di:waypoint x="405" y="207" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_04bjhw6_di" bpmnElement="Flow_04bjhw6">
<di:waypoint x="455" y="207" />
<di:waypoint x="520" y="207" />
<bpmndi:BPMNLabel>
<dc:Bounds x="457" y="189" width="45" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_073oado_di" bpmnElement="Flow_073oado">
<di:waypoint x="620" y="207" />
<di:waypoint x="702" y="207" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0340se7_di" bpmnElement="Flow_0340se7">
<di:waypoint x="430" y="182" />
<di:waypoint x="430" y="100" />
<di:waypoint x="720" y="100" />
<di:waypoint x="720" y="189" />
<bpmndi:BPMNLabel>
<dc:Bounds x="563" y="82" width="26" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="189" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1cmafjf_di" bpmnElement="Script_Set_x_to_0">
<dc:Bounds x="260" y="167" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_0zdq5of_di" bpmnElement="Gateway_0zdq5of" isMarkerVisible="true">
<dc:Bounds x="405" y="182" width="50" height="50" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_05dssc6_di" bpmnElement="Activity_1j43xon">
<dc:Bounds x="520" y="167" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_0if1cvv_di" bpmnElement="Event_1n4p05n">
<dc:Bounds x="702" y="189" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

97
tests/SpiffWorkflow/bpmn/data/exclusive_non_default_path_into_multi.bpmn
View File

@ -1,97 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0m3hv47" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="ExclusiveNonDefaultMulti" isExecutable="true">
<bpmn:startEvent id="StartEvent">
<bpmn:outgoing>Flow_0rqubl2</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:userTask id="DoStuff" name="Do Stuff?" camunda:formKey="morestuffform">
<bpmn:extensionElements>
<camunda:formData>
<camunda:formField id="morestuff" label="Do we need to do more stuff?" type="string" />
</camunda:formData>
</bpmn:extensionElements>
<bpmn:incoming>Flow_0rqubl2</bpmn:incoming>
<bpmn:outgoing>Flow_02orejl</bpmn:outgoing>
</bpmn:userTask>
<bpmn:exclusiveGateway id="CheckResponse" name="Check Response">
<bpmn:incoming>Flow_02orejl</bpmn:incoming>
<bpmn:outgoing>Flow_Yes</bpmn:outgoing>
<bpmn:outgoing>Flow_No</bpmn:outgoing>
</bpmn:exclusiveGateway>
<bpmn:endEvent id="EndEvent">
<bpmn:incoming>Flow_No</bpmn:incoming>
<bpmn:incoming>Flow_0pud9db</bpmn:incoming>
</bpmn:endEvent>
<bpmn:userTask id="GetMoreStuff" name="Add More Stuff">
<bpmn:extensionElements>
<camunda:formData>
<camunda:formField id="stuff.addstuff" label="Add More Stuff" type="string" />
</camunda:formData>
</bpmn:extensionElements>
<bpmn:incoming>Flow_Yes</bpmn:incoming>
<bpmn:outgoing>Flow_0pud9db</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics camunda:collection="collectstuff" camunda:elementVariable="stuff">
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">3</bpmn:loopCardinality>
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:userTask>
<bpmn:sequenceFlow id="Flow_0rqubl2" sourceRef="StartEvent" targetRef="DoStuff" />
<bpmn:sequenceFlow id="Flow_02orejl" sourceRef="DoStuff" targetRef="CheckResponse" />
<bpmn:sequenceFlow id="Flow_Yes" name="Yes" sourceRef="CheckResponse" targetRef="GetMoreStuff">
<bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">morestuff == 'Yes'</bpmn:conditionExpression>
</bpmn:sequenceFlow>
<bpmn:sequenceFlow id="Flow_No" name="No" sourceRef="CheckResponse" targetRef="EndEvent">
<bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">morestuff == 'No'</bpmn:conditionExpression>
</bpmn:sequenceFlow>
<bpmn:sequenceFlow id="Flow_0pud9db" sourceRef="GetMoreStuff" targetRef="EndEvent" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="ExclusiveNonDefaultMulti">
<bpmndi:BPMNEdge id="Flow_0rqubl2_di" bpmnElement="Flow_0rqubl2">
<di:waypoint x="158" y="130" />
<di:waypoint x="203" y="130" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_02orejl_di" bpmnElement="Flow_02orejl">
<di:waypoint x="303" y="130" />
<di:waypoint x="348" y="130" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1ecte1a_di" bpmnElement="Flow_Yes">
<di:waypoint x="398" y="130" />
<di:waypoint x="463" y="130" />
<bpmndi:BPMNLabel>
<dc:Bounds x="421" y="112" width="19" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0tsq42b_di" bpmnElement="Flow_No">
<di:waypoint x="373" y="155" />
<di:waypoint x="373" y="253" />
<di:waypoint x="653" y="253" />
<di:waypoint x="653" y="148" />
<bpmndi:BPMNLabel>
<dc:Bounds x="506" y="235" width="15" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0pud9db_di" bpmnElement="Flow_0pud9db">
<di:waypoint x="563" y="130" />
<di:waypoint x="635" y="130" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_0sv6yoe_di" bpmnElement="StartEvent">
<dc:Bounds x="122" y="112" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0qp7zvb_di" bpmnElement="DoStuff">
<dc:Bounds x="203" y="90" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_0ur3pbx_di" bpmnElement="CheckResponse" isMarkerVisible="true">
<dc:Bounds x="348" y="105" width="50" height="50" />
<bpmndi:BPMNLabel>
<dc:Bounds x="331" y="75" width="84" height="14" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1komr8a_di" bpmnElement="EndEvent">
<dc:Bounds x="635" y="112" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1ch5bce_di" bpmnElement="GetMoreStuff">
<dc:Bounds x="463" y="90" width="100" height="80" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

6
tests/SpiffWorkflow/bpmn/data/io_spec.bpmn
View File

@ -13,8 +13,8 @@
as a required set of inputs or outputs that must all
appear together -->
<inputSet name="Inputs" id="INS_1">
<dataInputRefs>id_1</dataInputRefs>
<dataInputRefs>id_2</dataInputRefs>
<dataInputRefs>in_1</dataInputRefs>
<dataInputRefs>in_2</dataInputRefs>
</inputSet>
<outputSet name="Outputs" id="OUTS_1">
<dataOutputRefs>out_1</dataOutputRefs>
@ -85,4 +85,4 @@
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</definitions>
</definitions>

66
tests/SpiffWorkflow/bpmn/data/io_spec_on_task.bpmn Normal file
View File

@ -0,0 +1,66 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_1bprarj" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0zbeoq1</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_0zbeoq1" sourceRef="StartEvent_1" targetRef="set_data" />
<bpmn:scriptTask id="set_data" name="Set Data">
<bpmn:incoming>Flow_0zbeoq1</bpmn:incoming>
<bpmn:outgoing>Flow_16rr3p3</bpmn:outgoing>
<bpmn:script>in_1, in_2, unused = 1, "hello world", True
</bpmn:script>
</bpmn:scriptTask>
<bpmn:sequenceFlow id="Flow_16rr3p3" sourceRef="set_data" targetRef="any_task" />
<bpmn:manualTask id="any_task" name="Any Task">
<bpmn:incoming>Flow_16rr3p3</bpmn:incoming>
<bpmn:outgoing>Flow_1woo38x</bpmn:outgoing>
<bpmn:ioSpecification>
<bpmn:dataInput id="in_1" name="input 1" />
<bpmn:dataInput id="in_2" name="input 2" />
<bpmn:dataOutput id="out_1" name="output 1" />
<bpmn:dataOutput id="out_2" name="output 2" />
<bpmn:inputSet id="input_set" name="Inputs">
<bpmn:dataInputRefs>in_1</bpmn:dataInputRefs>
<bpmn:dataInputRefs>in_2</bpmn:dataInputRefs>
</bpmn:inputSet>
<bpmn:outputSet id="output_set" name="Outputs">
<bpmn:dataOutputRefs>out_1</bpmn:dataOutputRefs>
<bpmn:dataOutputRefs>out_2</bpmn:dataOutputRefs>
</bpmn:outputSet>
</bpmn:ioSpecification>
</bpmn:manualTask>
<bpmn:endEvent id="Event_1nbxxx5">
<bpmn:incoming>Flow_1woo38x</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_1woo38x" sourceRef="any_task" targetRef="Event_1nbxxx5" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
<bpmndi:BPMNEdge id="Flow_1woo38x_di" bpmnElement="Flow_1woo38x">
<di:waypoint x="530" y="117" />
<di:waypoint x="592" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_16rr3p3_di" bpmnElement="Flow_16rr3p3">
<di:waypoint x="370" y="117" />
<di:waypoint x="430" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0zbeoq1_di" bpmnElement="Flow_0zbeoq1">
<di:waypoint x="215" y="117" />
<di:waypoint x="270" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0w8jd8z_di" bpmnElement="set_data">
<dc:Bounds x="270" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0fltcc2_di" bpmnElement="any_task">
<dc:Bounds x="430" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1nbxxx5_di" bpmnElement="Event_1nbxxx5">
<dc:Bounds x="592" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0zetnjn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0m77cxj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="any_task" name="Any Task">
<bpmn:incoming>Flow_0m77cxj</bpmn:incoming>
<bpmn:outgoing>Flow_1jbp2el</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics>
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">3</bpmn:loopCardinality>
<bpmn:loopDataOutputRef>output_data</bpmn:loopDataOutputRef>
<bpmn:inputDataItem id="input_item" name="input item" />
<bpmn:outputDataItem id="output_item" name="output item" />
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0m77cxj" sourceRef="StartEvent_1" targetRef="any_task" />
<bpmn:endEvent id="Event_1xk7z3g">
<bpmn:incoming>Flow_1jbp2el</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_1jbp2el" sourceRef="any_task" targetRef="Event_1xk7z3g" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
<bpmndi:BPMNEdge id="Flow_1jbp2el_di" bpmnElement="Flow_1jbp2el">
<di:waypoint x="370" y="117" />
<di:waypoint x="452" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0m77cxj_di" bpmnElement="Flow_0m77cxj">
<di:waypoint x="215" y="117" />
<di:waypoint x="270" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1jay5wu_di" bpmnElement="any_task">
<dc:Bounds x="270" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1xk7z3g_di" bpmnElement="Event_1xk7z3g">
<dc:Bounds x="452" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0zetnjn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0m77cxj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="any_task" name="Any Task">
<bpmn:incoming>Flow_0m77cxj</bpmn:incoming>
<bpmn:outgoing>Flow_1jbp2el</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics>
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">3</bpmn:loopCardinality>
<bpmn:loopDataInputRef>input_data</bpmn:loopDataInputRef>
<bpmn:loopDataOutputRef>output_data</bpmn:loopDataOutputRef>
<bpmn:inputDataItem id="input_item" name="input item" />
<bpmn:outputDataItem id="output_item" name="output item" />
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0m77cxj" sourceRef="StartEvent_1" targetRef="any_task" />
<bpmn:endEvent id="Event_1xk7z3g">
<bpmn:incoming>Flow_1jbp2el</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_1jbp2el" sourceRef="any_task" targetRef="Event_1xk7z3g" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
<bpmndi:BPMNEdge id="Flow_1jbp2el_di" bpmnElement="Flow_1jbp2el">
<di:waypoint x="370" y="117" />
<di:waypoint x="452" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0m77cxj_di" bpmnElement="Flow_0m77cxj">
<di:waypoint x="215" y="117" />
<di:waypoint x="270" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1jay5wu_di" bpmnElement="any_task">
<dc:Bounds x="270" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1xk7z3g_di" bpmnElement="Event_1xk7z3g">
<dc:Bounds x="452" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0zetnjn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0m77cxj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="any_task" name="Any Task">
<bpmn:incoming>Flow_0m77cxj</bpmn:incoming>
<bpmn:outgoing>Flow_1jbp2el</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics>
<bpmn:loopDataInputRef>input_data</bpmn:loopDataInputRef>
<bpmn:loopDataOutputRef>output_data</bpmn:loopDataOutputRef>
<bpmn:inputDataItem id="input_item" name="input item" />
<bpmn:outputDataItem id="output_item" name="output item" />
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0m77cxj" sourceRef="StartEvent_1" targetRef="any_task" />
<bpmn:endEvent id="Event_1xk7z3g">
<bpmn:incoming>Flow_1jbp2el</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_1jbp2el" sourceRef="any_task" targetRef="Event_1xk7z3g" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
<bpmndi:BPMNEdge id="Flow_1jbp2el_di" bpmnElement="Flow_1jbp2el">
<di:waypoint x="390" y="117" />
<di:waypoint x="462" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0m77cxj_di" bpmnElement="Flow_0m77cxj">
<di:waypoint x="215" y="117" />
<di:waypoint x="290" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1jay5wu_di" bpmnElement="any_task">
<dc:Bounds x="290" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1xk7z3g_di" bpmnElement="Event_1xk7z3g">
<dc:Bounds x="462" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_1svhxil" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0j648np</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:exclusiveGateway id="Gateway_1hq5zma" default="Flow_13cp5nc">
<bpmn:incoming>Flow_0j648np</bpmn:incoming>
<bpmn:incoming>modify</bpmn:incoming>
<bpmn:outgoing>Flow_13cp5nc</bpmn:outgoing>
</bpmn:exclusiveGateway>
<bpmn:sequenceFlow id="Flow_0j648np" sourceRef="StartEvent_1" targetRef="Gateway_1hq5zma" />
<bpmn:task id="task_1" name="Task 1">
<bpmn:incoming>Flow_13cp5nc</bpmn:incoming>
<bpmn:outgoing>Flow_1r81vou</bpmn:outgoing>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_13cp5nc" sourceRef="Gateway_1hq5zma" targetRef="task_1" />
<bpmn:task id="task_2" name="Task 2">
<bpmn:incoming>Flow_0m5s7t9</bpmn:incoming>
<bpmn:outgoing>Flow_0p7c88x</bpmn:outgoing>
</bpmn:task>
<bpmn:endEvent id="Event_07pdq0w">
<bpmn:incoming>Flow_1gm7381</bpmn:incoming>
<bpmn:incoming>Flow_0p7c88x</bpmn:incoming>
</bpmn:endEvent>
<bpmn:boundaryEvent id="timer" attachedToRef="task_1">
<bpmn:outgoing>Flow_0m5s7t9</bpmn:outgoing>
<bpmn:timerEventDefinition id="TimerEventDefinition_0hu2ovu">
<bpmn:timeDuration xsi:type="bpmn:tFormalExpression">"PT60S"</bpmn:timeDuration>
</bpmn:timerEventDefinition>
</bpmn:boundaryEvent>
<bpmn:sequenceFlow id="Flow_0m5s7t9" sourceRef="timer" targetRef="task_2" />
<bpmn:exclusiveGateway id="Gateway_123uzx5" default="Flow_1gm7381">
<bpmn:incoming>Flow_1r81vou</bpmn:incoming>
<bpmn:outgoing>modify</bpmn:outgoing>
<bpmn:outgoing>Flow_1gm7381</bpmn:outgoing>
</bpmn:exclusiveGateway>
<bpmn:sequenceFlow id="Flow_1r81vou" sourceRef="task_1" targetRef="Gateway_123uzx5" />
<bpmn:sequenceFlow id="modify" name="Modify&#10;" sourceRef="Gateway_123uzx5" targetRef="Gateway_1hq5zma">
<bpmn:conditionExpression xsi:type="bpmn:tFormalExpression">modify</bpmn:conditionExpression>
</bpmn:sequenceFlow>
<bpmn:sequenceFlow id="Flow_1gm7381" sourceRef="Gateway_123uzx5" targetRef="Event_07pdq0w" />
<bpmn:sequenceFlow id="Flow_0p7c88x" sourceRef="task_2" targetRef="Event_07pdq0w" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
<bpmndi:BPMNEdge id="Flow_0j648np_di" bpmnElement="Flow_0j648np">
<di:waypoint x="215" y="197" />
<di:waypoint x="265" y="197" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_13cp5nc_di" bpmnElement="Flow_13cp5nc">
<di:waypoint x="315" y="197" />
<di:waypoint x="370" y="197" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0m5s7t9_di" bpmnElement="Flow_0m5s7t9">
<di:waypoint x="420" y="255" />
<di:waypoint x="420" y="300" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1r81vou_di" bpmnElement="Flow_1r81vou">
<di:waypoint x="470" y="197" />
<di:waypoint x="525" y="197" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1l30w6o_di" bpmnElement="modify">
<di:waypoint x="550" y="172" />
<di:waypoint x="550" y="100" />
<di:waypoint x="290" y="100" />
<di:waypoint x="290" y="172" />
<bpmndi:BPMNLabel>
<dc:Bounds x="404" y="82" width="33" height="27" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1gm7381_di" bpmnElement="Flow_1gm7381">
<di:waypoint x="575" y="197" />
<di:waypoint x="632" y="197" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0p7c88x_di" bpmnElement="Flow_0p7c88x">
<di:waypoint x="470" y="340" />
<di:waypoint x="650" y="340" />
<di:waypoint x="650" y="215" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="179" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_1hq5zma_di" bpmnElement="Gateway_1hq5zma" isMarkerVisible="true">
<dc:Bounds x="265" y="172" width="50" height="50" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1f3jg2c_di" bpmnElement="task_1">
<dc:Bounds x="370" y="157" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1r0ra56_di" bpmnElement="task_2">
<dc:Bounds x="370" y="300" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Gateway_123uzx5_di" bpmnElement="Gateway_123uzx5" isMarkerVisible="true">
<dc:Bounds x="525" y="172" width="50" height="50" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_07pdq0w_di" bpmnElement="Event_07pdq0w">
<dc:Bounds x="632" y="179" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1g1bbcs_di" bpmnElement="timer">
<dc:Bounds x="402" y="219" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0zetnjn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0m77cxj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="any_task" name="Any Task">
<bpmn:incoming>Flow_0m77cxj</bpmn:incoming>
<bpmn:outgoing>Flow_1jbp2el</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics isSequential="true">
<bpmn:loopCardinality>3</bpmn:loopCardinality>
<bpmn:loopDataOutputRef>output_data</bpmn:loopDataOutputRef>
<bpmn:inputDataItem id="input_item" name="input item" />
<bpmn:outputDataItem id="output_item" name="output item" />
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0m77cxj" sourceRef="StartEvent_1" targetRef="any_task" />
<bpmn:endEvent id="Event_1xk7z3g">
<bpmn:incoming>Flow_1jbp2el</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_1jbp2el" sourceRef="any_task" targetRef="Event_1xk7z3g" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
<bpmndi:BPMNEdge id="Flow_1jbp2el_di" bpmnElement="Flow_1jbp2el">
<di:waypoint x="390" y="117" />
<di:waypoint x="462" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0m77cxj_di" bpmnElement="Flow_0m77cxj">
<di:waypoint x="215" y="117" />
<di:waypoint x="290" y="117" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1jay5wu_di" bpmnElement="any_task">
<dc:Bounds x="290" y="77" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1xk7z3g_di" bpmnElement="Event_1xk7z3g">
<dc:Bounds x="462" y="99" width="36" height="36" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

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<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0zetnjn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0m77cxj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="any_task" name="Any Task">
<bpmn:incoming>Flow_0m77cxj</bpmn:incoming>
<bpmn:outgoing>Flow_1jbp2el</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics isSequential="true">
<bpmn:loopDataInputRef>input_data</bpmn:loopDataInputRef>
<bpmn:loopDataOutputRef>output_data</bpmn:loopDataOutputRef>
<bpmn:inputDataItem id="input_item" name="input item" />
<bpmn:outputDataItem id="output_item" name="output item" />
</bpmn:multiInstanceLoopCharacteristics>
</bpmn:task>
<bpmn:sequenceFlow id="Flow_0m77cxj" sourceRef="StartEvent_1" targetRef="any_task" />
<bpmn:endEvent id="Event_1xk7z3g">
<bpmn:incoming>Flow_1jbp2el</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_1jbp2el" sourceRef="any_task" targetRef="Event_1xk7z3g" />
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
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350
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0
tests/SpiffWorkflow/bpmn/data/serialization/v1-1.json → tests/SpiffWorkflow/bpmn/data/serialization/v1.1-timers.json
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41
tests/SpiffWorkflow/bpmn/data/standard_loop.bpmn Normal file
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@ -0,0 +1,41 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0zetnjn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0m77cxj</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:task id="any_task" name="Any Task">
<bpmn:incoming>Flow_0m77cxj</bpmn:incoming>
<bpmn:outgoing>Flow_1jbp2el</bpmn:outgoing>
<bpmn:standardLoopCharacteristics testBefore="true" loopMaximum="3">
<bpmn:loopCondition>done</bpmn:loopCondition>
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<bpmn:sequenceFlow id="Flow_0m77cxj" sourceRef="StartEvent_1" targetRef="any_task" />
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<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="main">
<bpmndi:BPMNEdge id="Flow_1jbp2el_di" bpmnElement="Flow_1jbp2el">
<di:waypoint x="370" y="117" />
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</bpmndi:BPMNDiagram>
</bpmn:definitions>

39
tests/SpiffWorkflow/bpmn/data/standard_loop_invalid.bpmn Normal file
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@ -0,0 +1,39 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0zetnjn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:process id="main" isExecutable="true">
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<bpmn:task id="any_task" name="Any Task">
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<bpmn:outgoing>Flow_1jbp2el</bpmn:outgoing>
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<bpmn:sequenceFlow id="Flow_0m77cxj" sourceRef="StartEvent_1" targetRef="any_task" />
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<bpmndi:BPMNDiagram id="BPMNDiagram_1">
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</bpmndi:BPMNDiagram>
</bpmn:definitions>

129
tests/SpiffWorkflow/bpmn/data/sub_within_sub_multi.bpmn
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@ -1,129 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" id="Definitions_015ooho" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.10.0">
<bpmn:process id="Process_1l85e0n" name="ScriptTest" isExecutable="true">
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<bpmn:sequenceFlow id="Flow_0dsbqk4" sourceRef="StartEvent_1" targetRef="Activity_0umlasr" />
<bpmn:endEvent id="Event_12boxg0">
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<bpmn:subProcess id="MyOuterSubProcess" name="MyOuterSubProcess">
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<bpmn:outgoing>Flow_0oby5rd</bpmn:outgoing>
<bpmn:script>my_var['new_info'] = "Adding this!"
my_var['name'] = my_var['name'] + "_edit"
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</bpmn:scriptTask>
<bpmn:sequenceFlow id="Flow_0hikak1" sourceRef="inner_start" targetRef="SubProcessScript" />
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<bpmn:sequenceFlow id="Flow_05tjul5" sourceRef="MyInnerSubProcess" targetRef="outer_end" />
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<bpmn:incoming>Flow_0dsbqk4</bpmn:incoming>
<bpmn:outgoing>Flow_1ona7kk</bpmn:outgoing>
<bpmn:script>my_collection = {
'a':{'name':'Apple'},
'b':{'name':'Bubble'},
'c':{'name':'Crap, I should write better code'}
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93
tests/SpiffWorkflow/bpmn/data/sub_workflow_multi.bpmn
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@ -1,93 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
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<bpmn:sequenceFlow id="Flow_0dsbqk4" sourceRef="StartEvent_1" targetRef="Activity_0umlasr" />
<bpmn:endEvent id="Event_12boxg0">
<bpmn:incoming>Flow_18e9qgr</bpmn:incoming>
</bpmn:endEvent>
<bpmn:subProcess id="MySubProcess" name="MySubProcess">
<bpmn:incoming>Flow_1ona7kk</bpmn:incoming>
<bpmn:outgoing>Flow_18e9qgr</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics isSequential="true" camunda:collection="my_collection" camunda:elementVariable="my_var" />
<bpmn:scriptTask id="SubProcessScript" name="SubProcessScript">
<bpmn:incoming>Flow_14l2ton</bpmn:incoming>
<bpmn:outgoing>Flow_06gypww</bpmn:outgoing>
<bpmn:script>my_var['new_info'] = "Adding this!"
my_var['name'] = my_var['name'] + "_edit"</bpmn:script>
</bpmn:scriptTask>
<bpmn:endEvent id="MySubProcessEnd" name="MySubProcessEnd">
<bpmn:incoming>Flow_06gypww</bpmn:incoming>
</bpmn:endEvent>
<bpmn:startEvent id="MySubProcessStart" name="MySubProcessStart">
<bpmn:outgoing>Flow_14l2ton</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_06gypww" sourceRef="SubProcessScript" targetRef="MySubProcessEnd" />
<bpmn:sequenceFlow id="Flow_14l2ton" sourceRef="MySubProcessStart" targetRef="SubProcessScript" />
</bpmn:subProcess>
<bpmn:sequenceFlow id="Flow_18e9qgr" sourceRef="MySubProcess" targetRef="Event_12boxg0" />
<bpmn:sequenceFlow id="Flow_1ona7kk" sourceRef="Activity_0umlasr" targetRef="MySubProcess" />
<bpmn:scriptTask id="Activity_0umlasr" name="init">
<bpmn:incoming>Flow_0dsbqk4</bpmn:incoming>
<bpmn:outgoing>Flow_1ona7kk</bpmn:outgoing>
<bpmn:script>my_collection = {
'a':{'name':'Apple'},
'b':{'name':'Bubble'},
'c':{'name':'Crap, I should write better code'}
}</bpmn:script>
</bpmn:scriptTask>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Process_1l85e0n">
<bpmndi:BPMNEdge id="Flow_1ona7kk_di" bpmnElement="Flow_1ona7kk">
<di:waypoint x="350" y="177" />
<di:waypoint x="430" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_18e9qgr_di" bpmnElement="Flow_18e9qgr">
<di:waypoint x="940" y="177" />
<di:waypoint x="1032" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0dsbqk4_di" bpmnElement="Flow_0dsbqk4">
<di:waypoint x="215" y="177" />
<di:waypoint x="250" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="159" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_12boxg0_di" bpmnElement="Event_12boxg0">
<dc:Bounds x="1032" y="159" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_16u5jzz_di" bpmnElement="MySubProcess" isExpanded="true">
<dc:Bounds x="430" y="77" width="510" height="200" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_14l2ton_di" bpmnElement="Flow_14l2ton">
<di:waypoint x="518" y="177" />
<di:waypoint x="640" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_06gypww_di" bpmnElement="Flow_06gypww">
<di:waypoint x="740" y="177" />
<di:waypoint x="862" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Activity_1v1rg9x_di" bpmnElement="SubProcessScript">
<dc:Bounds x="640" y="137" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_0y42ecd_di" bpmnElement="MySubProcessEnd">
<dc:Bounds x="862" y="159" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="839" y="202" width="82" height="27" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1u4mcv3_di" bpmnElement="MySubProcessStart">
<dc:Bounds x="482" y="159" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="458" y="202" width="85" height="27" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_18x5yaj_di" bpmnElement="Activity_0umlasr">
<dc:Bounds x="250" y="137" width="100" height="80" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

59
tests/SpiffWorkflow/bpmn/data/sub_workflow_multi1.bpmn
View File

@ -1,59 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" id="Definitions_015ooho" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.7.0">
<bpmn:process id="Process_1l85e0n" name="ScriptTest" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0dsbqk4</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_0dsbqk4" sourceRef="StartEvent_1" targetRef="Activity_16giml8" />
<bpmn:endEvent id="Event_12boxg0">
<bpmn:incoming>Flow_1lbqsop</bpmn:incoming>
</bpmn:endEvent>
<bpmn:scriptTask id="Activity_1kkxlz7" name="Second Script">
<bpmn:incoming>Flow_0n1o8w6</bpmn:incoming>
<bpmn:outgoing>Flow_1lbqsop</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics isSequential="true" camunda:collection="coll" camunda:elementVariable="a">
<bpmn:loopCardinality xsi:type="bpmn:tFormalExpression">5</bpmn:loopCardinality>
<bpmn:completionCondition xsi:type="bpmn:tFormalExpression">done==True</bpmn:completionCondition>
</bpmn:multiInstanceLoopCharacteristics>
<bpmn:script>x = {'a':a}
if a==3:
done=True
a=x</bpmn:script>
</bpmn:scriptTask>
<bpmn:sequenceFlow id="Flow_1lbqsop" sourceRef="Activity_1kkxlz7" targetRef="Event_12boxg0" />
<bpmn:sequenceFlow id="Flow_0n1o8w6" sourceRef="Activity_16giml8" targetRef="Activity_1kkxlz7" />
<bpmn:scriptTask id="Activity_16giml8" name="init">
<bpmn:incoming>Flow_0dsbqk4</bpmn:incoming>
<bpmn:outgoing>Flow_0n1o8w6</bpmn:outgoing>
<bpmn:script>done=False</bpmn:script>
</bpmn:scriptTask>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Process_1l85e0n">
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="152" y="109" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_0dsbqk4_di" bpmnElement="Flow_0dsbqk4">
<di:waypoint x="188" y="127" />
<di:waypoint x="250" y="127" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_12boxg0_di" bpmnElement="Event_12boxg0">
<dc:Bounds x="632" y="109" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1v1rg9x_di" bpmnElement="Activity_1kkxlz7">
<dc:Bounds x="440" y="87" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_1lbqsop_di" bpmnElement="Flow_1lbqsop">
<di:waypoint x="540" y="127" />
<di:waypoint x="632" y="127" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0n1o8w6_di" bpmnElement="Flow_0n1o8w6">
<di:waypoint x="350" y="127" />
<di:waypoint x="440" y="127" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Activity_0fx0yfe_di" bpmnElement="Activity_16giml8">
<dc:Bounds x="250" y="87" width="100" height="80" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

93
tests/SpiffWorkflow/bpmn/data/sub_workflow_multi_parallel.bpmn
View File

@ -1,93 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" id="Definitions_015ooho" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.10.0">
<bpmn:process id="Process_1l85e0n" name="ScriptTest" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_0dsbqk4</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_0dsbqk4" sourceRef="StartEvent_1" targetRef="Activity_0umlasr" />
<bpmn:endEvent id="Event_12boxg0">
<bpmn:incoming>Flow_18e9qgr</bpmn:incoming>
</bpmn:endEvent>
<bpmn:subProcess id="MySubProcess" name="MySubProcess">
<bpmn:incoming>Flow_1ona7kk</bpmn:incoming>
<bpmn:outgoing>Flow_18e9qgr</bpmn:outgoing>
<bpmn:multiInstanceLoopCharacteristics camunda:collection="my_collection" camunda:elementVariable="my_var" />
<bpmn:scriptTask id="SubProcessScript" name="SubProcessScript">
<bpmn:incoming>Flow_14l2ton</bpmn:incoming>
<bpmn:outgoing>Flow_06gypww</bpmn:outgoing>
<bpmn:script>my_var['new_info'] = "Adding this!"
my_var['name'] = my_var['name'] + "_edit"</bpmn:script>
</bpmn:scriptTask>
<bpmn:endEvent id="MySubProcessEnd" name="MySubProcessEnd">
<bpmn:incoming>Flow_06gypww</bpmn:incoming>
</bpmn:endEvent>
<bpmn:startEvent id="MySubProcessStart" name="MySubProcessStart">
<bpmn:outgoing>Flow_14l2ton</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_06gypww" sourceRef="SubProcessScript" targetRef="MySubProcessEnd" />
<bpmn:sequenceFlow id="Flow_14l2ton" sourceRef="MySubProcessStart" targetRef="SubProcessScript" />
</bpmn:subProcess>
<bpmn:sequenceFlow id="Flow_18e9qgr" sourceRef="MySubProcess" targetRef="Event_12boxg0" />
<bpmn:sequenceFlow id="Flow_1ona7kk" sourceRef="Activity_0umlasr" targetRef="MySubProcess" />
<bpmn:scriptTask id="Activity_0umlasr" name="init">
<bpmn:incoming>Flow_0dsbqk4</bpmn:incoming>
<bpmn:outgoing>Flow_1ona7kk</bpmn:outgoing>
<bpmn:script>my_collection = {
'a':{'name':'Apple'},
'b':{'name':'Bubble'},
'c':{'name':'Crap, I should write better code'}
}</bpmn:script>
</bpmn:scriptTask>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Process_1l85e0n">
<bpmndi:BPMNEdge id="Flow_1ona7kk_di" bpmnElement="Flow_1ona7kk">
<di:waypoint x="350" y="177" />
<di:waypoint x="430" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_18e9qgr_di" bpmnElement="Flow_18e9qgr">
<di:waypoint x="940" y="177" />
<di:waypoint x="1032" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_0dsbqk4_di" bpmnElement="Flow_0dsbqk4">
<di:waypoint x="215" y="177" />
<di:waypoint x="250" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="159" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_12boxg0_di" bpmnElement="Event_12boxg0">
<dc:Bounds x="1032" y="159" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_16u5jzz_di" bpmnElement="MySubProcess" isExpanded="true">
<dc:Bounds x="430" y="77" width="510" height="200" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_14l2ton_di" bpmnElement="Flow_14l2ton">
<di:waypoint x="518" y="177" />
<di:waypoint x="640" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_06gypww_di" bpmnElement="Flow_06gypww">
<di:waypoint x="740" y="177" />
<di:waypoint x="862" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Activity_1v1rg9x_di" bpmnElement="SubProcessScript">
<dc:Bounds x="640" y="137" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_0y42ecd_di" bpmnElement="MySubProcessEnd">
<dc:Bounds x="862" y="159" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="839" y="202" width="82" height="27" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_1u4mcv3_di" bpmnElement="MySubProcessStart">
<dc:Bounds x="482" y="159" width="36" height="36" />
<bpmndi:BPMNLabel>
<dc:Bounds x="458" y="202" width="85" height="27" />
</bpmndi:BPMNLabel>
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_18x5yaj_di" bpmnElement="Activity_0umlasr">
<dc:Bounds x="250" y="137" width="100" height="80" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

79
tests/SpiffWorkflow/bpmn/data/two_top_level_procs.bpmn
View File

@ -1,79 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:modeler="http://camunda.org/schema/modeler/1.0" id="Definitions_0r1c9o8" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.11.1" modeler:executionPlatform="Camunda Platform" modeler:executionPlatformVersion="7.15.0">
<bpmn:collaboration id="Collaboration_1i7mjwg">
<bpmn:participant id="Participant_0up2p6u" name="Participant 1" processRef="Proc_1" />
<bpmn:participant id="Participant_0jlaump" name="Participant 2" processRef="Proc_2" />
</bpmn:collaboration>
<bpmn:process id="Proc_1" name="Process 1" isExecutable="true">
<bpmn:startEvent id="StartEvent_1">
<bpmn:outgoing>Flow_1fumg40</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_1fumg40" sourceRef="StartEvent_1" targetRef="Activity_15qpnpw" />
<bpmn:endEvent id="Event_192zvak">
<bpmn:incoming>Flow_1sfcxwo</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_1sfcxwo" sourceRef="Activity_15qpnpw" targetRef="Event_192zvak" />
<bpmn:userTask id="Activity_15qpnpw" name="Process 1 Task">
<bpmn:incoming>Flow_1fumg40</bpmn:incoming>
<bpmn:outgoing>Flow_1sfcxwo</bpmn:outgoing>
</bpmn:userTask>
</bpmn:process>
<bpmn:process id="Proc_2" isExecutable="true">
<bpmn:startEvent id="Event_03ne9sv">
<bpmn:outgoing>Flow_0ptjvq1</bpmn:outgoing>
</bpmn:startEvent>
<bpmn:sequenceFlow id="Flow_0ptjvq1" sourceRef="Event_03ne9sv" targetRef="Activity_15qii7z" />
<bpmn:endEvent id="Event_10ar29a">
<bpmn:incoming>Flow_12xe6lg</bpmn:incoming>
</bpmn:endEvent>
<bpmn:sequenceFlow id="Flow_12xe6lg" sourceRef="Activity_15qii7z" targetRef="Event_10ar29a" />
<bpmn:userTask id="Activity_15qii7z" name="Process 2 Task">
<bpmn:incoming>Flow_0ptjvq1</bpmn:incoming>
<bpmn:outgoing>Flow_12xe6lg</bpmn:outgoing>
</bpmn:userTask>
</bpmn:process>
<bpmndi:BPMNDiagram id="BPMNDiagram_1">
<bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Collaboration_1i7mjwg">
<bpmndi:BPMNShape id="Participant_0up2p6u_di" bpmnElement="Participant_0up2p6u" isHorizontal="true">
<dc:Bounds x="120" y="52" width="400" height="250" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_1fumg40_di" bpmnElement="Flow_1fumg40">
<di:waypoint x="215" y="177" />
<di:waypoint x="270" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_1sfcxwo_di" bpmnElement="Flow_1sfcxwo">
<di:waypoint x="370" y="177" />
<di:waypoint x="432" y="177" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
<dc:Bounds x="179" y="159" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_192zvak_di" bpmnElement="Event_192zvak">
<dc:Bounds x="432" y="159" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_1loi9tx_di" bpmnElement="Activity_15qpnpw">
<dc:Bounds x="270" y="137" width="100" height="80" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Participant_0jlaump_di" bpmnElement="Participant_0jlaump" isHorizontal="true">
<dc:Bounds x="120" y="340" width="400" height="250" />
</bpmndi:BPMNShape>
<bpmndi:BPMNEdge id="Flow_0ptjvq1_di" bpmnElement="Flow_0ptjvq1">
<di:waypoint x="218" y="470" />
<di:waypoint x="270" y="470" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNEdge id="Flow_12xe6lg_di" bpmnElement="Flow_12xe6lg">
<di:waypoint x="370" y="470" />
<di:waypoint x="422" y="470" />
</bpmndi:BPMNEdge>
<bpmndi:BPMNShape id="Event_03ne9sv_di" bpmnElement="Event_03ne9sv">
<dc:Bounds x="182" y="452" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Event_10ar29a_di" bpmnElement="Event_10ar29a">
<dc:Bounds x="422" y="452" width="36" height="36" />
</bpmndi:BPMNShape>
<bpmndi:BPMNShape id="Activity_0xvun11_di" bpmnElement="Activity_15qii7z">
<dc:Bounds x="270" y="430" width="100" height="80" />
</bpmndi:BPMNShape>
</bpmndi:BPMNPlane>
</bpmndi:BPMNDiagram>
</bpmn:definitions>

2
tests/SpiffWorkflow/bpmn/events/EventBasedGatewayTest.py
View File

@ -8,7 +8,7 @@ from SpiffWorkflow.task import TaskState
from ..BpmnWorkflowTestCase import BpmnWorkflowTestCase
class EventBsedGatewayTest(BpmnWorkflowTestCase):
class EventBasedGatewayTest(BpmnWorkflowTestCase):
def setUp(self):
self.spec, self.subprocesses = self.load_workflow_spec('event-gateway.bpmn', 'Process_0pvx19v')

26
tests/SpiffWorkflow/bpmn/events/TransactionSubprocssTest.py
View File

@ -29,17 +29,17 @@ class TransactionSubprocessTest(BpmnWorkflowTestCase):
# Check that workflow and next task completed
subprocess = self.workflow.get_tasks_from_spec_name('Subprocess')[0]
self.assertEqual(subprocess.get_state(), TaskState.COMPLETED)
self.assertEqual(subprocess.state, TaskState.COMPLETED)
print_task = self.workflow.get_tasks_from_spec_name("Activity_Print_Data")[0]
self.assertEqual(print_task.get_state(), TaskState.COMPLETED)
self.assertEqual(print_task.state, TaskState.COMPLETED)
# Check that the boundary events were cancelled
cancel_task = self.workflow.get_tasks_from_spec_name("Catch_Cancel_Event")[0]
self.assertEqual(cancel_task.get_state(), TaskState.CANCELLED)
self.assertEqual(cancel_task.state, TaskState.CANCELLED)
error_1_task = self.workflow.get_tasks_from_spec_name("Catch_Error_1")[0]
self.assertEqual(error_1_task.get_state(), TaskState.CANCELLED)
self.assertEqual(error_1_task.state, TaskState.CANCELLED)
error_none_task = self.workflow.get_tasks_from_spec_name("Catch_Error_None")[0]
self.assertEqual(error_none_task.get_state(), TaskState.CANCELLED)
self.assertEqual(error_none_task.state, TaskState.CANCELLED)
def testSubworkflowCancelEvent(self):
@ -56,13 +56,13 @@ class TransactionSubprocessTest(BpmnWorkflowTestCase):
# Check that we completed the Cancel Task
cancel_task = self.workflow.get_tasks_from_spec_name("Cancel_Action")[0]
self.assertEqual(cancel_task.get_state(), TaskState.COMPLETED)
self.assertEqual(cancel_task.state, TaskState.COMPLETED)
# And cancelled the remaining tasks
error_1_task = self.workflow.get_tasks_from_spec_name("Catch_Error_1")[0]
self.assertEqual(error_1_task.get_state(), TaskState.CANCELLED)
self.assertEqual(error_1_task.state, TaskState.CANCELLED)
error_none_task = self.workflow.get_tasks_from_spec_name("Catch_Error_None")[0]
self.assertEqual(error_none_task.get_state(), TaskState.CANCELLED)
self.assertEqual(error_none_task.state, TaskState.CANCELLED)
# We should not have this task, as we followed the 'cancel branch'
print_task = self.workflow.get_tasks_from_spec_name("Activity_Print_Data")
@ -87,13 +87,13 @@ class TransactionSubprocessTest(BpmnWorkflowTestCase):
# The cancel boundary event should be cancelled
cancel_task = self.workflow.get_tasks_from_spec_name("Catch_Cancel_Event")[0]
self.assertEqual(cancel_task.get_state(), TaskState.CANCELLED)
self.assertEqual(cancel_task.state, TaskState.CANCELLED)
# We should catch the None Error, but not Error 1
error_none_task = self.workflow.get_tasks_from_spec_name("Catch_Error_None")[0]
self.assertEqual(error_none_task.get_state(), TaskState.COMPLETED)
self.assertEqual(error_none_task.state, TaskState.COMPLETED)
error_1_task = self.workflow.get_tasks_from_spec_name("Catch_Error_1")[0]
self.assertEqual(error_1_task.get_state(), TaskState.CANCELLED)
self.assertEqual(error_1_task.state, TaskState.CANCELLED)
# Make sure this branch didn't getfollowed
print_task = self.workflow.get_tasks_from_spec_name("Activity_Print_Data")
@ -117,9 +117,9 @@ class TransactionSubprocessTest(BpmnWorkflowTestCase):
# Both boundary events should complete
error_none_task = self.workflow.get_tasks_from_spec_name("Catch_Error_None")[0]
self.assertEqual(error_none_task.get_state(), TaskState.COMPLETED)
self.assertEqual(error_none_task.state, TaskState.COMPLETED)
error_1_task = self.workflow.get_tasks_from_spec_name("Catch_Error_1")[0]
self.assertEqual(error_1_task.get_state(), TaskState.COMPLETED)
self.assertEqual(error_1_task.state, TaskState.COMPLETED)
print_task = self.workflow.get_tasks_from_spec_name("Activity_Print_Data")
self.assertEqual(len(print_task), 0)

37
tests/SpiffWorkflow/bpmn/serializer/VersionMigrationTest.py
View File

@ -4,15 +4,16 @@ import time
from SpiffWorkflow.task import TaskState
from SpiffWorkflow.bpmn.PythonScriptEngine import PythonScriptEngine
from SpiffWorkflow.bpmn.PythonScriptEngineEnvironment import TaskDataEnvironment
from SpiffWorkflow.bpmn.serializer.migration.exceptions import VersionMigrationError
from .BaseTestCase import BaseTestCase
class VersionMigrationTest(BaseTestCase):
class Version_1_0_Test(BaseTestCase):
SERIALIZER_VERSION = "1.2"
def test_convert_1_0_to_1_1(self):
def test_convert_subprocess(self):
# The serialization used here comes from NestedSubprocessTest saved at line 25 with version 1.0
fn = os.path.join(self.DATA_DIR, 'serialization', 'v1.0.json')
wf = self.serializer.deserialize_json(open(fn).read())
@ -23,10 +24,38 @@ class VersionMigrationTest(BaseTestCase):
wf.do_engine_steps()
self.assertEqual(True, wf.is_completed())
def test_convert_1_1_to_1_2(self):
fn = os.path.join(self.DATA_DIR, 'serialization', 'v1-1.json')
class Version_1_1_Test(BaseTestCase):
def test_timers(self):
fn = os.path.join(self.DATA_DIR, 'serialization', 'v1.1-timers.json')
wf = self.serializer.deserialize_json(open(fn).read())
wf.script_engine = PythonScriptEngine(environment=TaskDataEnvironment({"time": time}))
wf.refresh_waiting_tasks()
wf.do_engine_steps()
self.assertTrue(wf.is_completed())
def test_convert_data_specs(self):
fn = os.path.join(self.DATA_DIR, 'serialization', 'v1.1-data.json')
wf = self.serializer.deserialize_json(open(fn).read())
wf.do_engine_steps()
self.assertTrue(wf.is_completed())
def test_convert_exclusive_gateway(self):
fn = os.path.join(self.DATA_DIR, 'serialization', 'v1.1-gateways.json')
wf = self.serializer.deserialize_json(open(fn).read())
wf.do_engine_steps()
task = wf.get_tasks_from_spec_name('Gateway_askQuestion')[0]
self.assertEqual(len(task.task_spec.cond_task_specs), 2)
ready_task = wf.get_ready_user_tasks()[0]
ready_task.data['NeedClarification'] = 'Yes'
ready_task.complete()
wf.do_engine_steps()
ready_task = wf.get_ready_user_tasks()[0]
self.assertEqual(ready_task.task_spec.name, 'Activity_A2')
def test_check_multiinstance(self):
fn = os.path.join(self.DATA_DIR, 'serialization', 'v1.1-multi.json')
with self.assertRaises(VersionMigrationError) as ctx:
wf = self.serializer.deserialize_json(open(fn).read())
self.assertEqual(ctx.exception.message, "This workflow cannot be migrated because it contains MultiInstance Tasks")

60
tests/SpiffWorkflow/camunda/DefaultGatewayPMITest.py
View File

@ -1,60 +0,0 @@
# -*- coding: utf-8 -*-
import unittest
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.camunda.BaseTestCase import BaseTestCase
__author__ = 'matth'
class DefaultGatewayPMITest(BaseTestCase):
"""The example bpmn diagram tests both a set cardinality from user input
as well as looping over an existing array."""
def setUp(self):
spec, subprocesses = self.load_workflow_spec('default_gateway_pmi.bpmn', 'DefaultGateway')
self.workflow = BpmnWorkflow(spec, subprocesses)
self.workflow.do_engine_steps()
def testRunThroughHappy(self):
self.actual_test(False)
def testRunThroughSaveRestore(self):
self.actual_test(True)
def actual_test(self, save_restore=False):
# Set initial array size to 3 in the first user form.
task = self.workflow.get_ready_user_tasks()[0]
self.assertEqual("DoStuff", task.task_spec.name)
task.update_data({"morestuff": 'Yep'})
self.workflow.complete_task_from_id(task.id)
self.workflow.do_engine_steps()
if save_restore: self.save_restore()
# Set the names of the 3 family members.
for i in range(3):
task = self.workflow.get_ready_user_tasks()[0]
if i == 0:
self.assertEqual("GetMoreStuff", task.task_spec.name)
else:
self.assertEqual("GetMoreStuff_%d"%(i-1), task.task_spec.name)
task.update_data({"stuff.addstuff": "Stuff %d"%i})
self.workflow.complete_task_from_id(task.id)
if save_restore: self.save_restore()
self.workflow.do_engine_steps()
if save_restore: self.save_restore()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(DefaultGatewayPMITest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

68
tests/SpiffWorkflow/camunda/ExclusiveGatewayPMITest.py
View File

@ -1,68 +0,0 @@
# -*- coding: utf-8 -*-
import unittest
from SpiffWorkflow.bpmn.workflow import BpmnWorkflow
from tests.SpiffWorkflow.camunda.BaseTestCase import BaseTestCase
__author__ = 'matth'
class ExclusiveGatewayPMITest(BaseTestCase):
"""The example bpmn diagram tests both a set cardinality from user input
as well as looping over an existing array."""
def setUp(self):
spec, subprocesses = self.load_workflow_spec('default_gateway_pmi.bpmn', 'DefaultGateway')
self.workflow = BpmnWorkflow(spec, subprocesses)
def testRunThroughHappy(self):
self.actual_test(False)
def testRunThroughSaveRestore(self):
self.actual_test(True)
def testRunThroughHappyNo(self):
self.actual_test(False,'No')
def testRunThroughSaveRestoreNo(self):
self.actual_test(True,'No')
def actual_test(self, save_restore=False,response='Yes'):
self.workflow.do_engine_steps()
# Set initial array size to 3 in the first user form.
task = self.workflow.get_ready_user_tasks()[0]
self.assertEqual("DoStuff", task.task_spec.name)
task.update_data({"morestuff": response})
self.workflow.complete_task_from_id(task.id)
self.workflow.do_engine_steps()
if save_restore: self.save_restore()
# Set the names of the 3 family members.
if response == 'Yes':
for i in range(3):
task = self.workflow.get_ready_user_tasks()[0]
if i == 0:
self.assertEqual("GetMoreStuff", task.task_spec.name)
else:
self.assertEqual("GetMoreStuff_%d"%(i-1), task.task_spec.name)
task.update_data({"stuff.addstuff": "Stuff %d"%i})
self.workflow.complete_task_from_id(task.id)
if save_restore: self.save_restore()
self.workflow.do_engine_steps()
if save_restore: self.save_restore()
self.assertTrue(self.workflow.is_completed())
def suite():
return unittest.TestLoader().loadTestsFromTestCase(ExclusiveGatewayPMITest)
if __name__ == '__main__':
unittest.TextTestRunner(verbosity=2).run(suite())

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