org.camunda.bpm.engine.impl.migration.instance.MigrationCompensationInstanceVisitor Maven / Gradle / Ivy
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* Copyright Camunda Services GmbH and/or licensed to Camunda Services GmbH
* under one or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. Camunda licenses this file to you under the Apache License,
* Version 2.0; 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.
*/
package org.camunda.bpm.engine.impl.migration.instance;
import java.util.List;
import org.camunda.bpm.engine.impl.event.EventType;
import org.camunda.bpm.engine.impl.persistence.entity.EventSubscriptionEntity;
import org.camunda.bpm.engine.impl.persistence.entity.ExecutionEntity;
import org.camunda.bpm.engine.impl.pvm.PvmActivity;
import org.camunda.bpm.engine.impl.pvm.process.ActivityImpl;
import org.camunda.bpm.engine.impl.pvm.process.ScopeImpl;
/**
* @author Thorben Lindhauer
*
*/
public class MigrationCompensationInstanceVisitor extends MigratingProcessElementInstanceVisitor {
@Override
protected boolean canMigrate(MigratingProcessElementInstance instance) {
return instance instanceof MigratingEventScopeInstance
|| instance instanceof MigratingCompensationEventSubscriptionInstance;
}
@Override
protected void instantiateScopes(
MigratingScopeInstance ancestorScopeInstance,
MigratingScopeInstanceBranch executionBranch,
List scopesToInstantiate) {
if (scopesToInstantiate.isEmpty()) {
return;
}
ExecutionEntity ancestorScopeExecution = ancestorScopeInstance.resolveRepresentativeExecution();
ExecutionEntity parentExecution = ancestorScopeExecution;
for (ScopeImpl scope : scopesToInstantiate) {
ExecutionEntity compensationScopeExecution = parentExecution.createExecution();
compensationScopeExecution.setScope(true);
compensationScopeExecution.setEventScope(true);
compensationScopeExecution.setActivity((PvmActivity) scope);
compensationScopeExecution.setActive(false);
compensationScopeExecution.activityInstanceStarting();
compensationScopeExecution.enterActivityInstance();
EventSubscriptionEntity eventSubscription = EventSubscriptionEntity.createAndInsert(parentExecution, EventType.COMPENSATE, (ActivityImpl) scope);
eventSubscription.setConfiguration(compensationScopeExecution.getId());
executionBranch.visited(new MigratingEventScopeInstance(eventSubscription, compensationScopeExecution, scope));
parentExecution = compensationScopeExecution;
}
}
}