org.camunda.bpm.engine.impl.pvm.runtime.operation.PvmAtomicOperationActivityInitStackNotifyListenerReturn Maven / Gradle / Ivy
/*
* 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.pvm.runtime.operation;
import org.camunda.bpm.engine.delegate.ExecutionListener;
import org.camunda.bpm.engine.impl.pvm.process.ActivityImpl;
import org.camunda.bpm.engine.impl.pvm.process.ScopeImpl;
import org.camunda.bpm.engine.impl.pvm.runtime.ScopeInstantiationContext;
import org.camunda.bpm.engine.impl.pvm.runtime.InstantiationStack;
import org.camunda.bpm.engine.impl.pvm.runtime.PvmExecutionImpl;
/**
* @author Thorben Lindhauer
*
*/
public class PvmAtomicOperationActivityInitStackNotifyListenerReturn extends PvmAtomicOperationActivityInstanceStart {
public String getCanonicalName() {
return "activity-init-stack-notify-listener-return";
}
protected ScopeImpl getScope(PvmExecutionImpl execution) {
ActivityImpl activity = execution.getActivity();
if (activity!=null) {
return activity;
} else {
PvmExecutionImpl parent = execution.getParent();
if (parent != null) {
return getScope(execution.getParent());
}
return execution.getProcessDefinition();
}
}
protected String getEventName() {
return ExecutionListener.EVENTNAME_START;
}
protected void eventNotificationsCompleted(PvmExecutionImpl execution) {
super.eventNotificationsCompleted(execution);
ScopeInstantiationContext startContext = execution.getScopeInstantiationContext();
InstantiationStack instantiationStack = startContext.getInstantiationStack();
// if the stack has been instantiated
if (instantiationStack.getActivities().isEmpty()) {
// done
execution.disposeScopeInstantiationContext();
return;
}
else {
// else instantiate the activity stack further
execution.setActivity(null);
execution.performOperation(ACTIVITY_INIT_STACK_AND_RETURN);
}
}
}