/*
 * 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.example.parselistener;

import org.camunda.bpm.engine.impl.bpmn.behavior.UserTaskActivityBehavior;
import org.camunda.bpm.engine.impl.bpmn.parser.AbstractBpmnParseListener;
import org.camunda.bpm.engine.impl.pvm.delegate.ActivityBehavior;
import org.camunda.bpm.engine.impl.pvm.process.ActivityImpl;
import org.camunda.bpm.engine.impl.pvm.process.ScopeImpl;
import org.camunda.bpm.engine.impl.util.xml.Element;
import org.camunda.bpm.example.tasklistener.InformAssigneeTaskListener;

/**
 * BPMN Parse Listener to add task listener on user task
 *
 */
public class InformAssigneeParseListener extends AbstractBpmnParseListener {

  @Override
  public void parseUserTask(Element userTaskElement, ScopeImpl scope, ActivityImpl activity) {
    ActivityBehavior activityBehavior = activity.getActivityBehavior();
    if(activityBehavior instanceof UserTaskActivityBehavior ){
      UserTaskActivityBehavior userTaskActivityBehavior = (UserTaskActivityBehavior) activityBehavior;
      userTaskActivityBehavior
        .getTaskDefinition()
        .addTaskListener("assignment", InformAssigneeTaskListener.getInstance());
    }
  }
}
