Java Code Examples for org.activiti.engine.task.Task#getProcessInstanceId()

public boolean validateIfUserIsInitiatorAndCanCompleteTask(User user, Task task) {
  boolean canCompleteTask = false;
  if (task.getProcessInstanceId() != null) {
    HistoricProcessInstance historicProcessInstance = historyService.createHistoricProcessInstanceQuery().processInstanceId(task.getProcessInstanceId()).singleResult();
    if (historicProcessInstance != null && StringUtils.isNotEmpty(historicProcessInstance.getStartUserId())) {
      String processInstanceStartUserId = historicProcessInstance.getStartUserId();
      if (String.valueOf(user.getId()).equals(processInstanceStartUserId)) {
        BpmnModel bpmnModel = repositoryService.getBpmnModel(task.getProcessDefinitionId());
        FlowElement flowElement = bpmnModel.getFlowElement(task.getTaskDefinitionKey());
        if (flowElement != null && flowElement instanceof UserTask) {
          UserTask userTask = (UserTask) flowElement;
          List<ExtensionElement> extensionElements = userTask.getExtensionElements().get("initiator-can-complete");
          if (CollectionUtils.isNotEmpty(extensionElements)) {
            String value = extensionElements.get(0).getElementText();
            if (StringUtils.isNotEmpty(value) && Boolean.valueOf(value)) {
              canCompleteTask = true;
            }
          }
        }
      }
    }
  }
  return canCompleteTask;
}
 

@ApiOperation(value = "Create a new comment on a task", tags = {"Tasks"},  nickname = "createTaskComments")
@ApiResponses(value = {
    @ApiResponse(code = 201, message = "Indicates the comment was created and the result is returned."),
    @ApiResponse(code = 400, message = "Indicates the comment is missing from the request."),
    @ApiResponse(code = 404, message = "Indicates the requested task was not found.")
})
@RequestMapping(value = "/runtime/tasks/{taskId}/comments", method = RequestMethod.POST, produces = "application/json")
public CommentResponse createComment(@ApiParam(name = "taskId", value="The id of the task to create the comment for.") @PathVariable String taskId, @RequestBody CommentRequest comment, HttpServletRequest request, HttpServletResponse response) {

  Task task = getTaskFromRequest(taskId);

  if (comment.getMessage() == null) {
    throw new ActivitiIllegalArgumentException("Comment text is required.");
  }

  String processInstanceId = null;
  if (comment.isSaveProcessInstanceId()) {
    Task taskEntity = taskService.createTaskQuery().taskId(task.getId()).singleResult();
    processInstanceId = taskEntity.getProcessInstanceId();
  }
  Comment createdComment = taskService.addComment(task.getId(), processInstanceId, comment.getMessage());
  response.setStatus(HttpStatus.CREATED.value());

  return restResponseFactory.createRestComment(createdComment);
}
 

public boolean completeTask(@RequestBody PurchaseApplyDto purchaseApplyDto) {
    TaskService taskService = processEngine.getTaskService();
    Task task = taskService.createTaskQuery().taskId(purchaseApplyDto.getTaskId()).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    Authentication.setAuthenticatedUserId(purchaseApplyDto.getCurrentUserId());
    taskService.addComment(purchaseApplyDto.getTaskId(), processInstanceId, purchaseApplyDto.getAuditMessage());
    Map<String, Object> variables = new HashMap<String, Object>();
    variables.put("auditCode", purchaseApplyDto.getAuditCode());
    variables.put("currentUserId", purchaseApplyDto.getCurrentUserId());
    variables.put("nextAuditStaffId",purchaseApplyDto.getStaffId());
    //taskService.setAssignee(complaintDto.getTaskId(),complaintDto.getCurrentUserId());
    //taskService.addCandidateUser(complaintDto.getTaskId(), complaintDto.getCurrentUserId());
    //taskService.claim(complaintDto.getTaskId(), complaintDto.getCurrentUserId());
    taskService.complete(purchaseApplyDto.getTaskId(), variables);
    //taskService.setVariable(purchaseApplyDto.getTaskId(), "purchaseApplyDto", purchaseApplyDto);

    ProcessInstance pi = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    if (pi == null) {
        return true;
    }
    return false;
}
 

public List<AuditMessageDto> getAuditMessage(@RequestBody ComplaintDto complaintDto) {

        TaskService taskService = processEngine.getTaskService();
        Task task = taskService.createTaskQuery().taskId(complaintDto.getTaskId()).singleResult();
        String processInstanceId = task.getProcessInstanceId();
        List<Comment> comments = taskService.getProcessInstanceComments(processInstanceId);
        List<AuditMessageDto> auditMessageDtos = new ArrayList<>();
        if (comments == null || comments.size() < 1) {
            return auditMessageDtos;
        }
        AuditMessageDto messageDto = null;
        for (Comment comment : comments) {
            messageDto = new AuditMessageDto();
            messageDto.setCreateTime(comment.getTime());
            messageDto.setUserId(comment.getUserId());
            messageDto.setMessage(comment.getFullMessage());
        }

        return auditMessageDtos;
    }
 

@Test
public void testGetStartTaskById() throws Exception
{
  
    WorkflowTask result = workflowEngine.getTaskById(ActivitiConstants.ENGINE_ID + "$Foo");
    assertNull("Should not find any result for fake (but valid) Id.", result);
    
    WorkflowPath path = workflowEngine.startWorkflow(workflowDef.getId(), new HashMap<QName, Serializable>());
   
    Task task = taskService.createTaskQuery()
        .executionId(BPMEngineRegistry.getLocalId(path.getId()))
        .singleResult();
    
    // A start task should be available for the process instance
    String startTaskId = ActivitiConstants.START_TASK_PREFIX + task.getProcessInstanceId();
    
    String taskId = createGlobalId(startTaskId);
    WorkflowTask wfTask = workflowEngine.getTaskById(taskId);
    assertNotNull(wfTask);
    assertEquals(createGlobalId(task.getProcessInstanceId()), wfTask.getPath().getId());
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
 * 查询待办任务
 */
@Transactional(readOnly = true)
public List<Leave> findTodoTasks(String userId) {
    List<Leave> results = new ArrayList<Leave>();
    List<Task> tasks = new ArrayList<Task>();

    // 根据当前人的ID查询
    List<Task> todoList = taskService.createTaskQuery().processDefinitionKey("leave").taskAssignee(userId).list();

    // 根据当前人未签收的任务
    List<Task> unsignedTasks = taskService.createTaskQuery().processDefinitionKey("leave").taskCandidateUser(userId).list();

    // 合并
    tasks.addAll(todoList);
    tasks.addAll(unsignedTasks);

    // 根据流程的业务ID查询实体并关联
    for (Task task : tasks) {
        String processInstanceId = task.getProcessInstanceId();
        ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
        String businessKey = processInstance.getBusinessKey();
        Leave leave = leaveManager.get(new Long(businessKey));
        leave.setTask(task);
        leave.setProcessInstance(processInstance);
        String processDefinitionId = processInstance.getProcessDefinitionId();
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().processDefinitionId(processDefinitionId).singleResult();
        leave.setProcessDefinition(processDefinition);
        results.add(leave);
    }
    return results;
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
 * 查询待办任务
 */
@Transactional(readOnly = true)
public List<Leave> findTodoTasks(String userId) {
    List<Leave> results = new ArrayList<Leave>();
    List<Task> tasks = new ArrayList<Task>();

    // 根据当前人的ID查询
    List<Task> todoList = taskService.createTaskQuery().processDefinitionKey("leave").taskAssignee(userId).list();

    // 根据当前人未签收的任务
    List<Task> unsignedTasks = taskService.createTaskQuery().processDefinitionKey("leave").taskCandidateUser(userId).list();

    // 合并
    tasks.addAll(todoList);
    tasks.addAll(unsignedTasks);

    // 根据流程的业务ID查询实体并关联
    for (Task task : tasks) {
        String processInstanceId = task.getProcessInstanceId();
        ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
        String businessKey = processInstance.getBusinessKey();
        Leave leave = leaveManager.get(new Long(businessKey));
        leave.setTask(task);
        leave.setProcessInstance(processInstance);
        String processDefinitionId = processInstance.getProcessDefinitionId();
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().processDefinitionId(processDefinitionId).singleResult();
        leave.setProcessDefinition(processDefinition);
        results.add(leave);
    }
    return results;
}
 

/**
 * 查询待办任务
 */
@Transactional(readOnly = true)
public List<Leave> findTodoTasks(String userId) {
    List<Leave> results = new ArrayList<Leave>();
    List<Task> tasks = new ArrayList<Task>();

    // 根据当前人的ID查询
    List<Task> todoList = taskService.createTaskQuery().processDefinitionKey("leave").taskAssignee(userId).list();

    // 根据当前人未签收的任务
    List<Task> unsignedTasks = taskService.createTaskQuery().processDefinitionKey("leave").taskCandidateUser(userId).list();

    // 合并
    tasks.addAll(todoList);
    tasks.addAll(unsignedTasks);

    // 根据流程的业务ID查询实体并关联
    for (Task task : tasks) {
        String processInstanceId = task.getProcessInstanceId();
        ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
        String businessKey = processInstance.getBusinessKey();
        Leave leave = leaveManager.get(new Long(businessKey));
        leave.setTask(task);
        leave.setProcessInstance(processInstance);
        String processDefinitionId = processInstance.getProcessDefinitionId();
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().processDefinitionId(processDefinitionId).singleResult();
        leave.setProcessDefinition(processDefinition);
        results.add(leave);
    }
    return results;
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
 * 查询待办任务
 */
@Transactional(readOnly = true)
public List<Leave> findTodoTasks(String userId) {
    List<Leave> results = new ArrayList<Leave>();
    List<Task> tasks = new ArrayList<Task>();

    // 根据当前人的ID查询
    List<Task> todoList = taskService.createTaskQuery().processDefinitionKey("leave").taskAssignee(userId).active().list();

    // 根据当前人未签收的任务
    List<Task> unsignedTasks = taskService.createTaskQuery().processDefinitionKey("leave").taskCandidateUser(userId).active().list();

    // 合并
    tasks.addAll(todoList);
    tasks.addAll(unsignedTasks);

    // 根据流程的业务ID查询实体并关联
    for (Task task : tasks) {
        String processInstanceId = task.getProcessInstanceId();
        ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
        String businessKey = processInstance.getBusinessKey();
        Leave leave = leaveManager.get(new Long(businessKey));
        leave.setTask(task);
        leave.setProcessInstance(processInstance);
        String processDefinitionId = processInstance.getProcessDefinitionId();
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().processDefinitionId(processDefinitionId).singleResult();
        leave.setProcessDefinition(processDefinition);
        results.add(leave);
    }
    return results;
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
 * 查询待办任务
 */
@Transactional(readOnly = true)
public List<Leave> findTodoTasks(String userId) {
    List<Leave> results = new ArrayList<Leave>();
    List<Task> tasks = new ArrayList<Task>();

    // 根据当前人的ID查询
    List<Task> todoList = taskService.createTaskQuery().processDefinitionKey("leave").taskAssignee(userId).list();

    // 根据当前人未签收的任务
    List<Task> unsignedTasks = taskService.createTaskQuery().processDefinitionKey("leave").taskCandidateUser(userId).list();

    // 合并
    tasks.addAll(todoList);
    tasks.addAll(unsignedTasks);

    // 根据流程的业务ID查询实体并关联
    for (Task task : tasks) {
        String processInstanceId = task.getProcessInstanceId();
        ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
        String businessKey = processInstance.getBusinessKey();
        Leave leave = leaveManager.get(new Long(businessKey));
        leave.setTask(task);
        leave.setProcessInstance(processInstance);
        String processDefinitionId = processInstance.getProcessDefinitionId();
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().processDefinitionId(processDefinitionId).singleResult();
        leave.setProcessDefinition(processDefinition);
        results.add(leave);
    }
    return results;
}
 

/**
 * 任务列表
 *
 * @param leave
 */
@RequestMapping(value = "task/view/{taskId}")
public ModelAndView showTaskView(@PathVariable("taskId") String taskId) {
    Task task = taskService.createTaskQuery().taskId(taskId).singleResult();
    String processInstanceId = task.getProcessInstanceId();
    ProcessInstance processInstance = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
    Leave leave = leaveManager.get(new Long(processInstance.getBusinessKey()));
    ModelAndView mav = new ModelAndView("/chapter7/leave/task-" + task.getTaskDefinitionKey());
    mav.addObject("leave", leave);
    mav.addObject("task", task);
    return mav;
}
 

/**
     * 获取用户任务
     *
     * @param user 用户信息
     */
    public List<PurchaseApplyDto> getUserTasks(@RequestBody AuditUser user) {
        TaskService taskService = processEngine.getTaskService();
        TaskQuery query = taskService.createTaskQuery().processDefinitionKey("resourceEntry");
        query.taskAssignee(user.getUserId());
        query.orderByTaskCreateTime().desc();
        List<Task> list = null;
        if(user.getPage()  >=1){
            user.setPage(user.getPage()-1);
        }
        if (user.getPage() != PageDto.DEFAULT_PAGE) {
            list = query.listPage(user.getPage(), user.getRow());
        }else{
            list = query.list();
        }

//        List<PurchaseApplyDto> purchaseApplyDtos = new ArrayList<>();
//
//        for (Task task : list) {
//            String id = task.getId();
//            //System.out.println("tasks:" + JSONObject.toJSONString(task));
//            PurchaseApplyDto purchaseApplyDto = (PurchaseApplyDto) taskService.getVariable(id, "purchaseApplyDto");
//            purchaseApplyDto.setTaskId(id);
//            purchaseApplyDto.setProcessInstanceId(task.getProcessInstanceId());
//            purchaseApplyDtos.add(purchaseApplyDto);
//        }
//        return purchaseApplyDtos;

        List<String> applyOrderIds = new ArrayList<>();
        Map<String, String> taskBusinessKeyMap = new HashMap<>();
        for (Task task : list) {
            String processInstanceId = task.getProcessInstanceId();
            //3.使用流程实例，查询
            ProcessInstance pi = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
            //4.使用流程实例对象获取BusinessKey
            String business_key = pi.getBusinessKey();
            applyOrderIds.add(business_key);
            taskBusinessKeyMap.put(business_key, task.getId());
        }

        if (applyOrderIds == null || applyOrderIds.size() == 0) {
            return new ArrayList<>();
        }

        //查询 投诉信息
        PurchaseApplyDto purchaseApplyDto = new PurchaseApplyDto();
        purchaseApplyDto.setStoreId(user.getStoreId());
        purchaseApplyDto.setApplyOrderIds(applyOrderIds.toArray(new String[applyOrderIds.size()]));
        List<PurchaseApplyDto> tmpPurchaseApplyDtos = purchaseApplyInnerServiceSMOImpl.queryPurchaseApplyAndDetails(purchaseApplyDto);

        for (PurchaseApplyDto tmpPurchaseApplyDto : tmpPurchaseApplyDtos) {
            tmpPurchaseApplyDto.setTaskId(taskBusinessKeyMap.get(tmpPurchaseApplyDto.getApplyOrderId()));
        }
        return tmpPurchaseApplyDtos;
    }
 

/**
     * 获取用户任务
     *
     * @param user 用户信息
     */
    public List<PurchaseApplyDto> getUserTasks(@RequestBody AuditUser user) {
        TaskService taskService = processEngine.getTaskService();
        TaskQuery query = taskService.createTaskQuery().processDefinitionKey("resourceEnter");
        ;
        query.taskAssignee(user.getUserId());
        query.orderByTaskCreateTime().desc();
        List<Task> list = null;
        if (user.getPage() != PageDto.DEFAULT_PAGE) {
            list = query.listPage((user.getPage() - 1) * user.getRow(), user.getRow());
        } else {
            list = query.list();
        }

        List<String> complaintIds = new ArrayList<>();
        Map<String, String> taskBusinessKeyMap = new HashMap<>();
        for (Task task : list) {
            String processInstanceId = task.getProcessInstanceId();
            //3.使用流程实例，查询
            ProcessInstance pi = runtimeService.createProcessInstanceQuery().processInstanceId(processInstanceId).singleResult();
            //4.使用流程实例对象获取BusinessKey
            String business_key = pi.getBusinessKey();
            complaintIds.add(business_key);
            taskBusinessKeyMap.put(business_key, task.getId());
        }

        if (complaintIds == null || complaintIds.size() == 0) {
            return new ArrayList<>();
        }

        //查询 投诉信息
        PurchaseApplyDto purchaseApplyDto = new PurchaseApplyDto();
        List<PurchaseApplyDto> purchaseApplyDtos = new ArrayList<>();

//        ComplaintDto complaintDto = new ComplaintDto();
//        complaintDto.setStoreId(user.getStoreId());
//        complaintDto.setCommunityId(user.getCommunityId());
//        complaintDto.setComplaintIds(complaintIds.toArray(new String[complaintIds.size()]));
//        List<ComplaintDto> tmpComplaintDtos = complaintInnerServiceSMOImpl.queryComplaints(complaintDto);
//
//        for (ComplaintDto tmpComplaintDto : tmpComplaintDtos) {
//            tmpComplaintDto.setTaskId(taskBusinessKeyMap.get(tmpComplaintDto.getComplaintId()));
//        }
        return purchaseApplyDtos;
    }