Java Code Examples for org.activiti.engine.history.HistoricTaskInstance#getId()

@ApiOperation(value = " Get a comment on a task", tags = {"Tasks"}, nickname = "getTaskComment")
@ApiResponses(value = {
    @ApiResponse(code = 200, message = "Indicates the task and comment were found and the comment is returned."),
    @ApiResponse(code = 404, message = "Indicates the requested task was not found or the tasks doesn’t have a comment with the given ID.")
})
@RequestMapping(value = "/runtime/tasks/{taskId}/comments/{commentId}", method = RequestMethod.GET, produces = "application/json")
public CommentResponse getComment(@ApiParam(name = "taskId", value="The id of the task to get the comment for.") @PathVariable("taskId") String taskId,@ApiParam(name = "commentId", value="The id of the comment.") @PathVariable("commentId") String commentId, HttpServletRequest request) {

  HistoricTaskInstance task = getHistoricTaskFromRequest(taskId);

  Comment comment = taskService.getComment(commentId);
  if (comment == null || !task.getId().equals(comment.getTaskId())) {
    throw new ActivitiObjectNotFoundException("Task '" + task.getId() + "' doesn't have a comment with id '" + commentId + "'.", Comment.class);
  }

  return restResponseFactory.createRestComment(comment);
}
 

@ApiOperation(value = "Get an event on a task", tags = {"Tasks"})
@ApiResponses(value = {
    @ApiResponse(code = 200, message = "Indicates the task and event were found and the event is returned."),
    @ApiResponse(code = 404, message = "Indicates the requested task was not found or the tasks doesn’t have an event with the given ID.")
})
@RequestMapping(value = "/runtime/tasks/{taskId}/events/{eventId}", method = RequestMethod.GET, produces = "application/json")
public EventResponse getEvent(@ApiParam(name="taskId", value="The id of the task to get the event for.") @PathVariable("taskId") String taskId,@ApiParam(name="eventId", value="The id of the event.") @PathVariable("eventId") String eventId, HttpServletRequest request) {

  HistoricTaskInstance task = getHistoricTaskFromRequest(taskId);

  Event event = taskService.getEvent(eventId);
  if (event == null || !task.getId().equals(event.getTaskId())) {
    throw new ActivitiObjectNotFoundException("Task '" + task.getId() + "' doesn't have an event with id '" + eventId + "'.", Event.class);
  }

  return restResponseFactory.createEventResponse(event);
}
 

@ApiOperation(value = "Get an attachment on a task", tags = {"Tasks"})
@ApiResponses(value = {
    @ApiResponse(code = 200, message = "Indicates the task and attachment were found and the attachment is returned."),
    @ApiResponse(code = 404, message = "Indicates the requested task was not found or the tasks doesn’t have a attachment with the given ID.")
})
@RequestMapping(value = "/runtime/tasks/{taskId}/attachments/{attachmentId}", method = RequestMethod.GET, produces = "application/json")
public AttachmentResponse getAttachment(@ApiParam(name = "taskId", value="The id of the task to get the attachment for.") @PathVariable("taskId") String taskId,@ApiParam(name = "attachmentId", value="The id of the attachment.") @PathVariable("attachmentId") String attachmentId, HttpServletRequest request) {

  HistoricTaskInstance task = getHistoricTaskFromRequest(taskId);

  Attachment attachment = taskService.getAttachment(attachmentId);
  if (attachment == null || !task.getId().equals(attachment.getTaskId())) {
    throw new ActivitiObjectNotFoundException("Task '" + task.getId() + "' doesn't have an attachment with id '" + attachmentId + "'.", Comment.class);
  }

  return restResponseFactory.createAttachmentResponse(attachment);
}
 

public WorkflowTask convert(HistoricTaskInstance historicTaskInstance) 
{
    if(historicTaskInstance == null) 
    {
        return null;
    }
   
    WorkflowPath path = getWorkflowPath(historicTaskInstance);
    if(path == null)
    {
        // When path is null, workflow is deleted or cancelled. Task should
        // not be used
        return null;
    }
    
    // Extract node from historic task
    WorkflowNode node = buildHistoricTaskWorkflowNode(historicTaskInstance);
    
    WorkflowTaskState state= WorkflowTaskState.COMPLETED;

    String taskId = historicTaskInstance.getId();
    
    // Get the local task variables from the history
    Map<String, Object> variables = propertyConverter.getHistoricTaskVariables(taskId);
    Map<QName, Serializable> historicTaskProperties = propertyConverter.getTaskProperties(historicTaskInstance, variables);
    
    // Get task definition from historic variable 
    String formKey = (String) variables.get(ActivitiConstants.PROP_TASK_FORM_KEY);
    WorkflowTaskDefinition taskDef = factory.createTaskDefinition(formKey, node, formKey, false);
    String title = historicTaskInstance.getName();
    String description = historicTaskInstance.getDescription();
    String taskName = taskDef.getId();

    return factory.createTask(taskId, taskDef, taskName, 
                title, description, state, path, historicTaskProperties);
}
 

public Task(HistoricTaskInstance taskInstance)
{
    this.id = taskInstance.getId();
    this.processId = taskInstance.getProcessInstanceId();
    this.processDefinitionId = taskInstance.getProcessDefinitionId();
    this.activityDefinitionId = taskInstance.getTaskDefinitionKey();
    this.name = taskInstance.getName();
    this.description = taskInstance.getDescription();
    this.dueAt = taskInstance.getDueDate();
    this.startedAt = taskInstance.getStartTime();
    this.endedAt = taskInstance.getEndTime();
    this.durationInMs = taskInstance.getDurationInMillis();
    this.priority = taskInstance.getPriority();
    this.owner = taskInstance.getOwner();
    this.assignee = taskInstance.getAssignee();
    this.formResourceKey = taskInstance.getFormKey();
    if (taskInstance.getEndTime() != null)
    {
    	this.state = TaskStateTransition.COMPLETED.name().toLowerCase();
    }
    else if (taskInstance.getAssignee() != null)
    {
    	this.state = TaskStateTransition.CLAIMED.name().toLowerCase();
    }
    else
    {
    	this.state = TaskStateTransition.UNCLAIMED.name().toLowerCase();
    }
}
 

/**
 * 撤销.
 */
@RequestMapping("workspace-withdraw")
public String withdraw(
        @RequestParam("processInstanceId") String processInstanceId) {
    logger.debug("processInstanceId : {}", processInstanceId);

    ProcessInstance processInstance = processEngine.getRuntimeService()
            .createProcessInstanceQuery()
            .processInstanceId(processInstanceId).singleResult();
    String initiator = "";
    String firstUserTaskActivityId = internalProcessConnector
            .findFirstUserTaskActivityId(
                    processInstance.getProcessDefinitionId(), initiator);
    logger.debug("firstUserTaskActivityId : {}", firstUserTaskActivityId);

    List<HistoricTaskInstance> historicTaskInstances = processEngine
            .getHistoryService().createHistoricTaskInstanceQuery()
            .processInstanceId(processInstanceId)
            .taskDefinitionKey(firstUserTaskActivityId).list();
    HistoricTaskInstance historicTaskInstance = historicTaskInstances
            .get(0);
    String taskId = historicTaskInstance.getId();
    HumanTaskDTO humanTaskDto = humanTaskConnector
            .findHumanTaskByTaskId(taskId);
    String comment = "";
    humanTaskConnector.withdraw(humanTaskDto.getId(), comment);

    return "redirect:/bpm/workspace-listRunningProcessInstances.do";
}