Examples of org.camunda.bpm.engine.task.Attachment

org.camunda.bpm.engine.task.Attachment
Any type of content that is be associated with a task or with a process instance. @author Tom Baeyens

  public void testDeleteAttachmentEvents() {
    // initially there are no task events
    assertTrue(taskService.getTaskEvents(task.getId()).isEmpty());


    identityService.setAuthenticatedUserId(JONNY);
    Attachment attachment = taskService.createAttachment(IMAGE_PNG, task.getId(), null, IMAGE_NAME, IMAGE_DESC, IMAGE_URL);


    ClockUtil.setCurrentTime(new Date(ClockUtil.getCurrentTime().getTime() + 5000));


    taskService.deleteAttachment(attachment.getId());


    // now there is a task event created
    List<Event> events = taskService.getTaskEvents(task.getId());
    assertEquals(2, events.size());
    Event event = events.get(0);

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      taskService.saveTask(task);
      String taskId = task.getId();
      identityService.setAuthenticatedUserId("johndoe");
      // Fetch the task again and update
      taskService.createAttachment("web page", taskId, "someprocessinstanceid", "weatherforcast", "temperatures and more", "http://weather.com");
      Attachment attachment = taskService.getTaskAttachments(taskId).get(0);
      assertEquals("weatherforcast", attachment.getName());
      assertEquals("temperatures and more", attachment.getDescription());
      assertEquals("web page", attachment.getType());
      assertEquals(taskId, attachment.getTaskId());
      assertEquals("someprocessinstanceid", attachment.getProcessInstanceId());
      assertEquals("http://weather.com", attachment.getUrl());
      assertNull(taskService.getAttachmentContent(attachment.getId()));


      // Finally, clean up
      taskService.deleteTask(taskId);


      assertEquals(0, taskService.getTaskComments(taskId).size());

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      taskService.saveTask(task);
      String taskId = task.getId();


      // Fetch the task again and update
      // add attachment
      Attachment attachment = taskService.createAttachment("web page", taskId, "someprocessinstanceid", "weatherforcast", "temperatures and more", "http://weather.com");
      String attachmentId = attachment.getId();


      // get attachment for taskId and attachmentId
      attachment = taskService.getTaskAttachment(taskId, attachmentId);
      assertEquals("weatherforcast", attachment.getName());
      assertEquals("temperatures and more", attachment.getDescription());
      assertEquals("web page", attachment.getType());
      assertEquals(taskId, attachment.getTaskId());
      assertEquals("someprocessinstanceid", attachment.getProcessInstanceId());
      assertEquals("http://weather.com", attachment.getUrl());
      assertNull(taskService.getAttachmentContent(attachment.getId()));


      // delete attachment for taskId and attachmentId
      taskService.deleteTaskAttachment(taskId, attachmentId);


      // check if attachment deleted

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  @Override
  public AttachmentDto getAttachment(String attachmentId) {
    ensureHistoryEnabled(Status.NOT_FOUND);


    Attachment attachment = engine.getTaskService().getTaskAttachment(taskId, attachmentId);


    if (attachment == null) {
      throw new InvalidRequestException(Status.NOT_FOUND, "Task attachment with id " + attachmentId + " does not exist for task id '" + taskId +  "'.");
    }

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    }
    if (attachmentTypePart != null) {
      attachmentType = attachmentTypePart.getTextContent();
    }


    Attachment attachment = null;
    try {
      if (contentPart != null) {
        ByteArrayInputStream byteArrayInputStream = new ByteArrayInputStream(contentPart.getBinaryContent());
        attachment = engine.getTaskService().createAttachment(attachmentType, taskId, null, attachmentName, attachmentDescription, byteArrayInputStream);
      } else if (urlPart != null) {
        attachment = engine.getTaskService().createAttachment(attachmentType, taskId, null, attachmentName, attachmentDescription, urlPart.getTextContent());
      }
    } catch (ProcessEngineException e) {
      throw new InvalidRequestException(Status.BAD_REQUEST, e, "Task id is null");
    }


    URI uri = uriInfo.getBaseUriBuilder()
        .path(rootResourcePath)
        .path(TaskRestService.PATH)
        .path(taskId + "/attachment/" + attachment.getId())
        .build();


    AttachmentDto attachmentDto = AttachmentDto.fromAttachment(attachment);


    // GET /

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    // change priority of task
    taskService.setPriority(processTaskId, 10);


    // add and delete an attachment
    Attachment attachment = taskService.createAttachment("image/ico", processTaskId, process.getId(), "favicon.ico", "favicon", "http://camunda.com/favicon.ico");
    taskService.deleteAttachment(attachment.getId());


    // complete the userTask to finish the process
    taskService.complete(processTaskId);
    assertProcessEnded(process.getId());

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      taskService.saveTask(task);
      String taskId = task.getId();


      // Fetch the task again and update
      // add attachment
      Attachment attachment = taskService.createAttachment("web page", taskId, "someprocessinstanceid", "weatherforcast", "temperatures and more", new ByteArrayInputStream("someContent".getBytes()));
      String attachmentId = attachment.getId();


      // get attachment for taskId and attachmentId
      InputStream taskAttachmentContent = taskService.getTaskAttachmentContent(taskId, attachmentId);
      assertNotNull(taskAttachmentContent);

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  }


  public void testGetTaskAttachmentWithNullParameters() {
    int historyLevel = processEngineConfiguration.getHistoryLevel().getId();
    if (historyLevel> ProcessEngineConfigurationImpl.HISTORYLEVEL_NONE) {
      Attachment attachment = taskService.getTaskAttachment(null, null);
      assertNull(attachment);
    }
  }

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    String returnedName = resourceHashMap.get("name");
    String returnedType = resourceHashMap.get("type");
    String returnedDescription = resourceHashMap.get("description");
    String returnedUrl = resourceHashMap.get("url");


    Attachment mockAttachment = mockTaskAttachments.get(0);


    assertEquals(mockAttachment.getId(), returnedId);
    assertEquals(mockAttachment.getTaskId(), returnedTaskId);
    assertEquals(mockAttachment.getName(), returnedName);
    assertEquals(mockAttachment.getType(), returnedType);
    assertEquals(mockAttachment.getDescription(), returnedDescription);
    assertEquals(mockAttachment.getUrl(), returnedUrl);
  }

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    return mocks;
  }


  // task attachment
  public static Attachment createMockTaskAttachment() {
    Attachment mockAttachment = mock(Attachment.class);
    when(mockAttachment.getId()).thenReturn(EXAMPLE_TASK_ATTACHMENT_ID);
    when(mockAttachment.getName()).thenReturn(EXAMPLE_TASK_ATTACHMENT_NAME);
    when(mockAttachment.getDescription()).thenReturn(EXAMPLE_TASK_ATTACHMENT_DESCRIPTION);
    when(mockAttachment.getType()).thenReturn(EXAMPLE_TASK_ATTACHMENT_TYPE);
    when(mockAttachment.getUrl()).thenReturn(EXAMPLE_TASK_ATTACHMENT_URL);
    when(mockAttachment.getTaskId()).thenReturn(EXAMPLE_TASK_ID);
    when(mockAttachment.getProcessInstanceId()).thenReturn(EXAMPLE_PROCESS_INSTANCE_ID);


    return mockAttachment;
  }

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org.camunda.bpm.engine.rest.AbstractTaskRestServiceInteractionTest

org.camunda.bpm.engine.rest.helper.MockProvider

org.camunda.bpm.engine.rest.sub.task.impl.TaskAttachmentResourceImpl

org.camunda.bpm.engine.test.api.task.TaskEventsTest

org.camunda.bpm.engine.test.api.task.TaskServiceTest

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