AtomicOperationTransitionNotifyListenerStart.java

/* 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.activiti.engine.impl.pvm.runtime;

import org.activiti.engine.ActivitiException;
import org.activiti.engine.impl.TaskContext;
import org.activiti.engine.impl.context.Context;
import org.activiti.engine.impl.persistence.entity.ExecutionEntity;
import org.activiti.engine.impl.pvm.process.ActivityImpl;
import org.activiti.engine.impl.pvm.process.ScopeImpl;
import org.activiti.engine.impl.pvm.process.TransitionImpl;


/**
 * @author Tom Baeyens
 */
public class AtomicOperationTransitionNotifyListenerStart extends AbstractEventAtomicOperation {
  
  @Override
  protected ScopeImpl getScope(InterpretableExecution execution) {
    return (ScopeImpl) execution.getActivity();
  }

  @Override
  protected String getEventName() {
    return org.activiti.engine.impl.pvm.PvmEvent.EVENTNAME_START;
  }

  @Override
  protected void eventNotificationsCompleted(InterpretableExecution execution) {
    TransitionImpl transition = execution.getTransition();
    ActivityImpl destination = null;
    if(transition == null) { // this is null after async cont. -> transition is not stored in execution
      destination = (ActivityImpl) execution.getActivity();
    } else {
      destination = transition.getDestination();
    }    
    ActivityImpl activity = (ActivityImpl) execution.getActivity();
    if (activity!=destination) {
      ActivityImpl nextScope = AtomicOperationTransitionNotifyListenerTake.findNextScope(activity, destination);
      execution.setActivity(nextScope);
      execution.performOperation(TRANSITION_CREATE_SCOPE);
    } else {
      execution.setTransition(null);
      execution.setActivity(destination);
      if(execution.getTaskContext() == null)
      {
    	 try {
//			TaskContext taskContext = new TaskContext();
//			 ControlParam controlParam = Context.getProcessEngineConfiguration().getKPIService().getControlParam(execution,destination.getId());
//				taskContext.setControlParam(controlParam);//设定当前任务的控制变量参数
//				String users =((FlowNodeActivityBehavior) ((ExecutionEntity)execution).getActivity().getActivityBehavior()).getAssignee(null, execution);
//	    		
//    			if(users == null || users.indexOf(",") < 0)
//    			{
//    				taskContext.setOneassignee(true);
//    			}
//    			else
//    				taskContext.setOneassignee(false);
    		 	TaskContext taskContext = Context.createTaskContext((ExecutionEntity)execution, destination.getId());
//				execution.setTaskContext(taskContext);
		} catch (ActivitiException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
      }
      execution.performOperation(ACTIVITY_EXECUTE);
    }
  }
}