org.activiti.engine.impl.util.IoUtil Java Examples

public byte[] serialize(Object value, ValueFields valueFields) {
  if (value == null) {
    return null;
  }
  ByteArrayOutputStream baos = new ByteArrayOutputStream();
  ObjectOutputStream oos = null;
  try {
    oos = createObjectOutputStream(baos);
    oos.writeObject(value);
  } catch (Exception e) {
    throw new ActivitiException("Couldn't serialize value '"+value+"' in variable '"+valueFields.getName()+"'", e);
  } finally {
    IoUtil.closeSilently(oos);
  }
  return baos.toByteArray();
}
 

/**
     * 查看流程定义图
     * @param request
     * @param processDefId 流程定义id
     * @return
     */
    @RequestMapping(value = "/viewprocessDefImage.do")
    public String viewprocessDefImage(HttpServletRequest request,
    							 HttpServletResponse response,	
                         @RequestParam("processDefId") String processDefId) throws Exception{
    	//根据流程定义id查询流程定义
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().processDefinitionId(processDefId).singleResult();
        
        InputStream inputStream = repositoryService.getResourceAsStream(processDefinition.getDeploymentId(), processDefinition.getDiagramResourceName());
        
//        // 输出资源内容到相应对象
//        byte[] b = new byte[1024];
//        int len;
//        while ((len = inputStream.read(b, 0, 1024)) != -1) {
//        	response.getOutputStream().write(b, 0, len);
//        }
        
        response.getOutputStream().write(IoUtil.readInputStream(inputStream, "processDefInputStream"));
        
        return null;
    }
 

/**
     * 查看流程定义
     * @param request
     * @param processDefId 流程定义id
     * @return
     */
    @RequestMapping(value = "/viewprocessDef.do")
    public String viewprocessDef(HttpServletRequest request,
    							 HttpServletResponse response,	
                         @RequestParam("processDefId") String processDefId) throws Exception{
    	//根据流程定义id查询流程定义
        ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().processDefinitionId(processDefId).singleResult();
        
        InputStream inputStream = repositoryService.getResourceAsStream(processDefinition.getDeploymentId(), processDefinition.getResourceName());
        
//        // 输出资源内容到相应对象
//        byte[] b = new byte[1024];
//        int len;
//        while ((len = inputStream.read(b, 0, 1024)) != -1) {
//        	response.getOutputStream().write(b, 0, len);
//        }
        
        response.getOutputStream().write(IoUtil.readInputStream(inputStream, "processDefInputStream"));
        
        return null;
    }
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * 
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
  if (closed) {
    throw new ActivitiException("ProcessDiagramGenerator already closed");
  }

  ByteArrayOutputStream out = new ByteArrayOutputStream();
  try {
    // Try to remove white space
    minX = (minX <= 5) ? 5 : minX;
    minY = (minY <= 5) ? 5 : minY;
    BufferedImage imageToSerialize = processDiagram;
    if (minX >= 0 && minY >= 0) {
      imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
    }
    ImageIO.write(imageToSerialize, imageType, out);
  } catch (IOException e) {
    throw new ActivitiException("Error while generating process image", e);
  } finally {
    IoUtil.closeSilently(out);
  }
  return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * 
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
  if (closed) {
    throw new ActivitiException("ProcessDiagramGenerator already closed");
  }

  ByteArrayOutputStream out = new ByteArrayOutputStream();
  try {
    // Try to remove white space
    minX = (minX <= 5) ? 5 : minX;
    minY = (minY <= 5) ? 5 : minY;
    BufferedImage imageToSerialize = processDiagram;
    if (minX >= 0 && minY >= 0) {
      imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
    }
    ImageIO.write(imageToSerialize, imageType, out);
  } catch (IOException e) {
    throw new ActivitiException("Error while generating process image", e);
  } finally {
    IoUtil.closeSilently(out);
  }
  return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

/**
 * Generates an image of what currently is drawn on the canvas.
 * <p/>
 * Throws an {@link ActivitiException} when {@link #close()} is already
 * called.
 */
public InputStream generateImage(String imageType) {
    if (closed) {
        throw new ActivitiException("ProcessDiagramGenerator already closed");
    }

    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        // Try to remove white space
        minX = (minX <= 5) ? 5 : minX;
        minY = (minY <= 5) ? 5 : minY;
        BufferedImage imageToSerialize = processDiagram;
        if (minX >= 0 && minY >= 0) {
            imageToSerialize = processDiagram.getSubimage(minX - 5, minY - 5, canvasWidth - minX + 5, canvasHeight - minY + 5);
        }
        ImageIO.write(imageToSerialize, imageType, out);
    } catch (IOException e) {
        throw new ActivitiException("Error while generating process image", e);
    } finally {
        IoUtil.closeSilently(out);
    }
    return new ByteArrayInputStream(out.toByteArray());
}
 

@Override
public DeploymentBuilder addZipInputStream(ZipInputStream zipInputStream) {
    try {
        ZipEntry entry = zipInputStream.getNextEntry();
        while (entry != null) {
            if (!entry.isDirectory()) {
                String entryName = entry.getName();
                byte[] bytes = IoUtil.readInputStream(zipInputStream, entryName);
                ResourceEntity resource = new ResourceEntity();
                resource.setName(entryName);
                resource.setBytes(bytes);
                deployment.addResource(resource);
            }
            entry = zipInputStream.getNextEntry();
        }
    } catch (Exception e) {
        throw new ActivitiException("problem reading zip input stream", e);
    }
    return this;
}
 

public byte[] serialize(Object value, ValueFields valueFields) {
    if (value == null) {
        return null;
    }
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream oos = null;
    try {
        oos = createObjectOutputStream(baos);
        oos.writeObject(value);
    } catch (Exception e) {
        throw new ActivitiException("Couldn't serialize value '" + value + "' in variable '" + valueFields.getName() + "'", e);
    } finally {
        IoUtil.closeSilently(oos);
    }
    return baos.toByteArray();
}
 

@Deployment(resources = {
        "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.bpmn20.xml",
        "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.jpg"
})
public void testProcessDiagramResource() {
    ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().singleResult();

    assertEquals("org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.bpmn20.xml", processDefinition.getResourceName());
    assertTrue(processDefinition.hasStartFormKey());

    String diagramResourceName = processDefinition.getDiagramResourceName();
    assertEquals("org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.jpg", diagramResourceName);

    InputStream diagramStream = repositoryService.getResourceAsStream(deploymentIdFromDeploymentAnnotation, "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.jpg");
    byte[] diagramBytes = IoUtil.readInputStream(diagramStream, "diagram stream");
    assertEquals(33343, diagramBytes.length);
}
 

public DeploymentBuilder addZipInputStream(ZipInputStream zipInputStream) {
  try {
    ZipEntry entry = zipInputStream.getNextEntry();
    while (entry != null) {
      if (!entry.isDirectory()) {
        String entryName = entry.getName();
        byte[] bytes = IoUtil.readInputStream(zipInputStream, entryName);
        ResourceEntity resource = resourceEntityManager.create();
        resource.setName(entryName);
        resource.setBytes(bytes);
        deployment.addResource(resource);
      }
      entry = zipInputStream.getNextEntry();
    }
  } catch (Exception e) {
    throw new ActivitiException("problem reading zip input stream", e);
  }
  return this;
}
 

public void executeSchemaResource(String operation, String component, String resourceName, boolean isOptional) {
  InputStream inputStream = null;
  try {
    inputStream = ReflectUtil.getResourceAsStream(resourceName);
    if (inputStream == null) {
      if (isOptional) {
        log.info("no schema resource {} for {}", resourceName, operation);
      } else {
        throw new ActivitiException("resource '" + resourceName + "' is not available");
      }
    } else {
      executeSchemaResource(operation, component, resourceName, inputStream);
    }

  } finally {
    IoUtil.closeSilently(inputStream);
  }
}
 

public void testDeploymentPersistence() {
  Deployment deployment = repositoryService.createDeployment().name("strings").addString("org/activiti/test/HelloWorld.string", "hello world").addString("org/activiti/test/TheAnswer.string", "42")
      .deploy();

  List<Deployment> deployments = repositoryService.createDeploymentQuery().list();
  assertEquals(1, deployments.size());
  deployment = deployments.get(0);

  assertEquals("strings", deployment.getName());
  assertNotNull(deployment.getDeploymentTime());

  String deploymentId = deployment.getId();
  List<String> resourceNames = repositoryService.getDeploymentResourceNames(deploymentId);
  Set<String> expectedResourceNames = new HashSet<String>();
  expectedResourceNames.add("org/activiti/test/HelloWorld.string");
  expectedResourceNames.add("org/activiti/test/TheAnswer.string");
  assertEquals(expectedResourceNames, new HashSet<String>(resourceNames));

  InputStream resourceStream = repositoryService.getResourceAsStream(deploymentId, "org/activiti/test/HelloWorld.string");
  assertTrue(Arrays.equals("hello world".getBytes(), IoUtil.readInputStream(resourceStream, "test")));

  resourceStream = repositoryService.getResourceAsStream(deploymentId, "org/activiti/test/TheAnswer.string");
  assertTrue(Arrays.equals("42".getBytes(), IoUtil.readInputStream(resourceStream, "test")));

  repositoryService.deleteDeployment(deploymentId);
}
 

@Deployment(resources = { "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.bpmn20.xml",
    "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.jpg" })
public void testProcessDiagramResource() {
  ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().singleResult();

  assertEquals("org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.bpmn20.xml", processDefinition.getResourceName());
  BpmnModel processModel = repositoryService.getBpmnModel(processDefinition.getId());
  List<StartEvent> startEvents = processModel.getMainProcess().findFlowElementsOfType(StartEvent.class);
  assertEquals(1, startEvents.size());
  assertEquals("someFormKey", startEvents.get(0).getFormKey());

  String diagramResourceName = processDefinition.getDiagramResourceName();
  assertEquals("org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.jpg", diagramResourceName);

  InputStream diagramStream = repositoryService.getResourceAsStream(deploymentIdFromDeploymentAnnotation,
      "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testProcessDiagramResource.jpg");
  byte[] diagramBytes = IoUtil.readInputStream(diagramStream, "diagram stream");
  assertEquals(33343, diagramBytes.length);
}
 

public void testDeploymentPersistence() {
    Deployment deployment = repositoryService
            .createDeployment()
            .name("strings")
            .addString("org/activiti/test/HelloWorld.string", "hello world")
            .addString("org/activiti/test/TheAnswer.string", "42")
            .deploymentProperty(DeploymentProperties.DEPLOY_AS_FLOWABLE5_PROCESS_DEFINITION, Boolean.TRUE)
            .deploy();

    List<Deployment> deployments = repositoryService.createDeploymentQuery().list();
    assertEquals(1, deployments.size());
    deployment = deployments.get(0);

    assertEquals("strings", deployment.getName());
    assertNotNull(deployment.getDeploymentTime());

    String deploymentId = deployment.getId();
    List<String> resourceNames = repositoryService.getDeploymentResourceNames(deploymentId);
    Set<String> expectedResourceNames = new HashSet<String>();
    expectedResourceNames.add("org/activiti/test/HelloWorld.string");
    expectedResourceNames.add("org/activiti/test/TheAnswer.string");
    assertEquals(expectedResourceNames, new HashSet<String>(resourceNames));

    InputStream resourceStream = repositoryService.getResourceAsStream(deploymentId, "org/activiti/test/HelloWorld.string");
    assertTrue(Arrays.equals("hello world".getBytes(), IoUtil.readInputStream(resourceStream, "test")));

    resourceStream = repositoryService.getResourceAsStream(deploymentId, "org/activiti/test/TheAnswer.string");
    assertTrue(Arrays.equals("42".getBytes(), IoUtil.readInputStream(resourceStream, "test")));

    repositoryService.deleteDeployment(deploymentId);
}
 

private boolean waitUntilFileIsWritten(String filePath, int expectedBytes) throws URISyntaxException {
  while (IoUtil.getFile(filePath).length() != (long) expectedBytes) {
    try {
      wait(100L);
    } catch (InterruptedException e) {
      fail(e.getMessage());
    }
  }
  return true;
}
 

public Object deserialize(byte[] bytes, ValueFields valueFields) {
  ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
  try {
    ObjectInputStream ois = createObjectInputStream(bais);
    Object deserializedObject = ois.readObject();

    return deserializedObject;
  } catch (Exception e) {
    throw new ActivitiException("Couldn't deserialize object in variable '"+valueFields.getName()+"'", e);
  } finally {
    IoUtil.closeSilently(bais);
  }
}
 

public DeploymentBuilder addInputStream(String resourceName, InputStream inputStream) {
  if (inputStream == null) {
    throw new ActivitiIllegalArgumentException("inputStream for resource '" + resourceName + "' is null");
  }
  byte[] bytes = IoUtil.readInputStream(inputStream, resourceName);
  ResourceEntity resource = resourceEntityManager.create();
  resource.setName(resourceName);
  resource.setBytes(bytes);
  deployment.addResource(resource);
  return this;
}
 

protected void createUser(String userId, String firstName, String lastName, String password,
                          String email, String imageResource, List<String> groups, List<String> userInfo) {

    if (identityService.createUserQuery().userId(userId).count() == 0) {

        // Following data can already be set by demo setup script

        User user = identityService.newUser(userId);
        user.setFirstName(firstName);
        user.setLastName(lastName);
        user.setPassword(password);
        user.setEmail(email);
        identityService.saveUser(user);

        if (groups != null) {
            for (String group : groups) {
                identityService.createMembership(userId, group);
            }
        }
    }

    // Following data is not set by demo setup script

    // image
    if (imageResource != null) {
        byte[] pictureBytes = IoUtil.readInputStream(this.getClass().getClassLoader().getResourceAsStream(imageResource), null);
        Picture picture = new Picture(pictureBytes, "image/jpeg");
        identityService.setUserPicture(userId, picture);
    }

    // user info
    if (userInfo != null) {
        for (int i = 0; i < userInfo.size(); i += 2) {
            identityService.setUserInfo(userId, userInfo.get(i), userInfo.get(i + 1));
        }
    }

}
 

/**
 * Generates a diagram resource for a ProcessDefinitionEntity and associated BpmnParse.  The
 * returned resource has not yet been persisted, nor attached to the ProcessDefinitionEntity.
 * This requires that the ProcessDefinitionEntity have its key and resource name already set.
 * 
 * The caller must determine whether creating a diagram for this process definition is appropriate or not,
 * for example see {@link #shouldCreateDiagram(ProcessDefinitionEntity, DeploymentEntity)}.
 */
public ResourceEntity createDiagramForProcessDefinition(ProcessDefinitionEntity processDefinition, BpmnParse bpmnParse) {
  
  if (StringUtils.isEmpty(processDefinition.getKey()) || StringUtils.isEmpty(processDefinition.getResourceName())) {
    throw new IllegalStateException("Provided process definition must have both key and resource name set.");
  }
  
  ResourceEntity resource = createResourceEntity();
  ProcessEngineConfiguration processEngineConfiguration = Context.getCommandContext().getProcessEngineConfiguration();
  try {
    byte[] diagramBytes = IoUtil.readInputStream(
        processEngineConfiguration.getProcessDiagramGenerator().generateDiagram(bpmnParse.getBpmnModel(), "png",
            processEngineConfiguration.getActivityFontName(),
            processEngineConfiguration.getLabelFontName(),
            processEngineConfiguration.getAnnotationFontName(),
            processEngineConfiguration.getClassLoader()), null);
      String diagramResourceName = ResourceNameUtil.getProcessDiagramResourceName(
          processDefinition.getResourceName(), processDefinition.getKey(), "png");
      
      resource.setName(diagramResourceName);
      resource.setBytes(diagramBytes);
      resource.setDeploymentId(processDefinition.getDeploymentId());

      // Mark the resource as 'generated'
      resource.setGenerated(true);
      
  } catch (Throwable t) { // if anything goes wrong, we don't store the image (the process will still be executable).
    log.warn("Error while generating process diagram, image will not be stored in repository", t);
    resource = null;
  }
  
  return resource;
}
 

private static ProcessEngine buildProcessEngine(URL resource) {
  InputStream inputStream = null;
  try {
    inputStream = resource.openStream();
    ProcessEngineConfiguration processEngineConfiguration = ProcessEngineConfiguration.createProcessEngineConfigurationFromInputStream(inputStream);
    return processEngineConfiguration.buildProcessEngine();

  } catch (IOException e) {
    throw new ActivitiIllegalArgumentException("couldn't open resource stream: " + e.getMessage(), e);
  } finally {
    IoUtil.closeSilently(inputStream);
  }
}
 

public void testTimerShouldNotBeRemovedWhenUndeployingOldVersion() throws Exception {
  // Deploy test process
  String processXml = new String(IoUtil.readInputStream(getClass().getResourceAsStream("StartTimerEventTest.testTimerShouldNotBeRemovedWhenUndeployingOldVersion.bpmn20.xml"), ""));
  String firstDeploymentId = repositoryService.createDeployment().addInputStream("StartTimerEventTest.testVersionUpgradeShouldCancelJobs.bpmn20.xml",
          new ByteArrayInputStream(processXml.getBytes())).deploy().getId();
  
  // After process start, there should be timer created
  TimerJobQuery jobQuery = managementService.createTimerJobQuery();
  assertEquals(1, jobQuery.count());

  //we deploy new process version, with some small change
  String processChanged = processXml.replaceAll("beforeChange","changed");
  String secondDeploymentId = repositoryService.createDeployment().addInputStream("StartTimerEventTest.testVersionUpgradeShouldCancelJobs.bpmn20.xml",
      new ByteArrayInputStream(processChanged.getBytes())).deploy().getId();
  assertEquals(1, jobQuery.count());

  // Remove the first deployment
  repositoryService.deleteDeployment(firstDeploymentId, true);

  // The removal of an old version should not affect timer deletion
  // ACT-1533: this was a bug, and the timer was deleted!
  assertEquals(1, jobQuery.count());

  // Cleanup
  cleanDB();
  repositoryService.deleteDeployment(secondDeploymentId, true);
}
 

private static ProcessEngine buildProcessEngine(URL resource) {
    InputStream inputStream = null;
    try {
        inputStream = resource.openStream();
        ProcessEngineConfiguration processEngineConfiguration = ProcessEngineConfiguration.createProcessEngineConfigurationFromInputStream(inputStream);
        return processEngineConfiguration.buildProcessEngine();

    } catch (IOException e) {
        throw new ActivitiIllegalArgumentException("couldn't open resource stream: " + e.getMessage(), e);
    } finally {
        IoUtil.closeSilently(inputStream);
    }
}
 

protected void createUser(String userId, String firstName, String lastName, String password, String email, String imageResource, List<String> groups, List<String> userInfo) {

    if (identityService.createUserQuery().userId(userId).count() == 0) {

      // Following data can already be set by demo setup script

      User user = identityService.newUser(userId);
      user.setFirstName(firstName);
      user.setLastName(lastName);
      user.setPassword(password);
      user.setEmail(email);
      identityService.saveUser(user);

      if (groups != null) {
        for (String group : groups) {
          identityService.createMembership(userId, group);
        }
      }
    }

    // Following data is not set by demo setup script

    // image
    if (imageResource != null) {
      byte[] pictureBytes = IoUtil.readInputStream(this.getClass().getClassLoader().getResourceAsStream(imageResource), null);
      Picture picture = new Picture(pictureBytes, "image/jpeg");
      identityService.setUserPicture(userId, picture);
    }

    // user info
    if (userInfo != null) {
      for (int i = 0; i < userInfo.size(); i += 2) {
        identityService.setUserInfo(userId, userInfo.get(i), userInfo.get(i + 1));
      }
    }

  }