import org.cloudbus.cloudsim.network.datacenter.TaskStage; //导入依赖的package包/类
@Override
   public void createCloudletList(List<Integer> vmIdList){
	//basically, each task runs the simulation and then data is consolidated in one task
	int executionTime = getExecTime();
	long memory = 1000;
	long fileSize = NetworkConstants.FILE_SIZE;
	long outputSize = NetworkConstants.OUTPUT_SIZE;
	int pesNumber = NetworkConstants.PES_NUMBER;
	int stgId=0;
	int t=NetworkConstants.currentCloudletId;
  	for(int i=0;i<numbervm;i++){
   		UtilizationModel utilizationModel = new UtilizationModelFull();
   		NetworkCloudlet cl = new NetworkCloudlet(NetworkConstants.currentCloudletId, executionTime/numbervm, pesNumber, fileSize, outputSize, memory, utilizationModel, utilizationModel, utilizationModel);
   		NetworkConstants.currentCloudletId++;
   		cl.setUserId(userId);
		cl.submittime=CloudSim.clock();
   		cl.currStagenum=-1;
		cl.setVmId(vmIdList.get(i));
		//compute and send data to node 0
   		cl.stages.add(new TaskStage(NetworkConstants.EXECUTION, NetworkConstants.COMMUNICATION_LENGTH, executionTime/numbervm, stgId++, memory, vmIdList.get(0),cl.getCloudletId()));
   		
   		//0 has an extra stage of waiting for results; others send
   		if (i==0){
   			for(int j=1;j<numbervm;j++)
   				cl.stages.add(new TaskStage(NetworkConstants.WAIT_RECV, NetworkConstants.COMMUNICATION_LENGTH, 0, stgId++, memory, vmIdList.get(j),cl.getCloudletId()+j));
   		} else {
   			cl.stages.add(new TaskStage(NetworkConstants.WAIT_SEND, NetworkConstants.COMMUNICATION_LENGTH, 0, stgId++, memory, vmIdList.get(0),t));
   		}
   		
   		clist.add(cl);    			
   	}	
}