/* 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.
*/
package org.camunda.bpm.engine.impl.pvm.runtime.operation;
import org.camunda.bpm.engine.impl.pvm.delegate.CompositeActivityBehavior;
import org.camunda.bpm.engine.impl.pvm.process.ActivityImpl;
import org.camunda.bpm.engine.impl.pvm.runtime.PvmExecutionImpl;
/**
* <p>Base Atomic operation for implementing atomic operations which mark the creation
* of a new activity instance.</p>
*
* <p>The new activity instance is created *before* the START listeners are invoked
* on the execution.</p>
*
* @author Daniel Meyer
*
*/
public abstract class PvmAtomicOperationActivityInstanceStart extends AbstractPvmEventAtomicOperation {
@Override
protected PvmExecutionImpl eventNotificationsStarted(PvmExecutionImpl execution) {
execution.enterActivityInstance();
return execution;
}
protected void eventNotificationsCompleted(PvmExecutionImpl execution) {
// hack around execution tree structure not being in sync with activity instance concept:
// if we start a scope activity, remember current activity instance in parent
PvmExecutionImpl parent = execution.getParent();
ActivityImpl activity = execution.getActivity();
if(parent != null && execution.isScope() && activity.isScope() && (activity.getActivityBehavior() instanceof CompositeActivityBehavior)) {
parent.setActivityInstanceId(execution.getActivityInstanceId());
}
}
}