Jon Herron 7c219fd731 Squashed 'SpiffWorkflow/' content from commit 63db3e4
git-subtree-dir: SpiffWorkflow
git-subtree-split: 63db3e45947ec66b8d0efc2c74064004f8ff482c
2022-10-12 10:19:53 -04:00

46 lines
1.7 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (C) 2007 Samuel Abels
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301 USA
from .base import TaskSpec
from .Trigger import Trigger
class CancelTask(Trigger):
"""
This class implements a trigger that cancels another task (branch).
If more than one input is connected, the task performs an implicit
multi merge.
If more than one output is connected, the task performs an implicit
parallel split.
"""
def _on_complete_hook(self, my_task):
for task_name in self.context:
cancel_tasks = my_task.workflow.get_task_spec_from_name(task_name)
for cancel_task in my_task._get_root()._find_any(cancel_tasks):
cancel_task.cancel()
TaskSpec._on_complete_hook(self, my_task)
def serialize(self, serializer):
return serializer.serialize_cancel_task(self)
@classmethod
def deserialize(self, serializer, wf_spec, s_state):
return serializer.deserialize_cancel_task(wf_spec, s_state)