工作流activiti之根據taskId查詢連線集合、批註信息

/**
* 根據taskId查詢連線集合
*/
@Override
public void testGetLineList(String  taskId) {
//1.根據taskId獲取流程實例id
String processInstanceId = taskService.createTaskQuery().taskId(taskId).singleResult().getProcessInstanceId();
//2.根據流程實例id查詢流程實例對象
ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).orderByProcessInstanceId().desc().singleResult();
// String businessKey = processInstance.getBusinessKey();BusinessKey一般放(業務模塊名稱_id)
//3.流程定義id
String processDefinitionId = processInstance.getProcessDefinitionId();
//4.根據流程定義id得到流程定義對象
ProcessDefinitionEntity  processDefinitionEntity= (ProcessDefinitionEntity)repositoryService.getProcessDefinition(processDefinitionId);
//5.得到節點的活動的對象
ActivityImpl findActivity = processDefinitionEntity.findActivity(processInstance.getActivityId());

List<String> list = new ArrayList<String>();
List<PvmTransition> outgoingTransitions = findActivity.getOutgoingTransitions();
for (PvmTransition pvmTransition : outgoingTransitions) {
Object value = pvmTransition.getProperty("name");
if(value !=null){
list.add(value.toString());
}
System.out.println(value.toString());
}
}


/**
* 根據taskId得到批註信息
*/
@Override
public List<Comment> getComments(String taskId) {
String processInstanceId = taskService.createTaskQuery().taskId(taskId).singleResult().getProcessInstanceId();
return  taskService.getProcessInstanceComments(processInstanceId);
}