realm-js/object_schema.cpp

71 lines
2.5 KiB
C++

////////////////////////////////////////////////////////////////////////////
//
// Copyright 2014 Realm Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
////////////////////////////////////////////////////////////////////////////
#include "object_schema.hpp"
#include "object_store.hpp"
#include <realm/group.hpp>
#include <realm/table.hpp>
using namespace realm;
using namespace std;
ObjectSchema::ObjectSchema(Group *group, const std::string &name, Table *table) : name(name) {
TableRef tableRef;
if (!table) {
tableRef = ObjectStore::table_for_object_type(group, name);
table = tableRef.get();
}
size_t count = table->get_column_count();
properties.reserve(count);
for (size_t col = 0; col < count; col++) {
Property property;
property.name = table->get_column_name(col).data();
property.type = (PropertyType)table->get_column_type(col);
property.is_indexed = table->has_search_index(col);
property.is_primary = false;
property.table_column = col;
if (property.type == PropertyTypeObject || property.type == PropertyTypeArray) {
// set link type for objects and arrays
realm::TableRef linkTable = table->get_link_target(col);
property.object_type = ObjectStore::object_type_for_table_name(linkTable->get_name().data());
}
properties.push_back(move(property));
}
primary_key = realm::ObjectStore::get_primary_key_for_object(group, name);
if (primary_key.length()) {
auto primary_key_prop = primary_key_property();
if (!primary_key_prop) {
throw ObjectStoreValidationException({"No property matching primary key '" + primary_key + "'"}, name);
}
primary_key_prop->is_primary = true;
}
}
Property *ObjectSchema::property_for_name(const std::string &name) {
for (auto& prop:properties) {
if (prop.name == name) {
return &prop;
}
}
return nullptr;
}