Java Code Examples for org.activiti.engine.impl.util.ReflectUtil#getResourceAsStream()

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 DeploymentBuilder addClasspathResource(String resource) {
  InputStream inputStream = ReflectUtil.getResourceAsStream(resource);
  if (inputStream == null) {
    throw new ActivitiIllegalArgumentException("resource '" + resource + "' not found");
  }
  return addInputStream(resource, inputStream);
}
 

public InputStream getInputStream() {
  InputStream inputStream = null;
  if (classLoader == null) {
    inputStream = ReflectUtil.getResourceAsStream(resource);
  } else {
    inputStream = classLoader.getResourceAsStream(resource);
  }
  if (inputStream == null) {
    throw new ActivitiIllegalArgumentException("resource '" + resource + "' doesn't exist");
  }
  return new BufferedInputStream(inputStream);
}
 

/**
 * get a resource location by convention based on a class (type) and a relative resource name. The return value will be the full classpath location of the type, plus a suffix built from the name
 * parameter: <code>BpmnDeployer.BPMN_RESOURCE_SUFFIXES</code>. The first resource matching a suffix will be returned.
 */
public static String getBpmnProcessDefinitionResource(Class<?> type, String name) {
  for (String suffix : ResourceNameUtil.BPMN_RESOURCE_SUFFIXES) {
    String resource = type.getName().replace('.', '/') + "." + name + "." + suffix;
    InputStream inputStream = ReflectUtil.getResourceAsStream(resource);
    if (inputStream == null) {
      continue;
    } else {
      return resource;
    }
  }
  return type.getName().replace('.', '/') + "." + name + "." + ResourceNameUtil.BPMN_RESOURCE_SUFFIXES[0];
}
 

@Deployment
public void testGetBpmnXmlFileThroughService() {
  String deploymentId = repositoryService.createDeploymentQuery().singleResult().getId();
  List<String> deploymentResources = repositoryService.getDeploymentResourceNames(deploymentId);

  // verify bpmn file name
  assertEquals(1, deploymentResources.size());
  String bpmnResourceName = "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testGetBpmnXmlFileThroughService.bpmn20.xml";
  assertEquals(bpmnResourceName, deploymentResources.get(0));

  ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().singleResult();
  assertEquals(bpmnResourceName, processDefinition.getResourceName());
  assertNull(processDefinition.getDiagramResourceName());
  assertFalse(processDefinition.hasStartFormKey());

  ProcessDefinition readOnlyProcessDefinition = ((RepositoryServiceImpl) repositoryService).getDeployedProcessDefinition(processDefinition.getId());
  assertNull(readOnlyProcessDefinition.getDiagramResourceName());

  // verify content
  InputStream deploymentInputStream = repositoryService.getResourceAsStream(deploymentId, bpmnResourceName);
  String contentFromDeployment = readInputStreamToString(deploymentInputStream);
  assertTrue(contentFromDeployment.length() > 0);
  assertTrue(contentFromDeployment.contains("process id=\"emptyProcess\""));

  InputStream fileInputStream = ReflectUtil.getResourceAsStream("org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testGetBpmnXmlFileThroughService.bpmn20.xml");
  String contentFromFile = readInputStreamToString(fileInputStream);
  assertEquals(contentFromFile, contentFromDeployment);
}
 

/**
 * get a resource location by convention based on a class (type) and a
 * relative resource name. The return value will be the full classpath
 * location of the type, plus a suffix built from the name parameter:
 * <code>BpmnDeployer.BPMN_RESOURCE_SUFFIXES</code>. 
 * The first resource matching a suffix will be returned.
 */
public static String getBpmnProcessDefinitionResource(Class< ? > type, String name) {
  for (String suffix : ResourceNameUtil.BPMN_RESOURCE_SUFFIXES) {
    String resource = type.getName().replace('.', '/') + "." + name + "." + suffix;
    InputStream inputStream = ReflectUtil.getResourceAsStream(resource);
    if (inputStream == null) {
      continue;
    } else {
      return resource;
    }
  }
  return type.getName().replace('.', '/') + "." + name + "." + ResourceNameUtil.BPMN_RESOURCE_SUFFIXES[0];
}
 

@Deployment
public void testGetBpmnXmlFileThroughService() {
    String deploymentId = repositoryService.createDeploymentQuery().singleResult().getId();
    List<String> deploymentResources = repositoryService.getDeploymentResourceNames(deploymentId);

    // verify bpmn file name
    assertEquals(1, deploymentResources.size());
    String bpmnResourceName = "org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testGetBpmnXmlFileThroughService.bpmn20.xml";
    assertEquals(bpmnResourceName, deploymentResources.get(0));

    ProcessDefinition processDefinition = repositoryService.createProcessDefinitionQuery().singleResult();
    assertEquals(bpmnResourceName, processDefinition.getResourceName());
    assertNull(processDefinition.getDiagramResourceName());
    assertFalse(processDefinition.hasStartFormKey());

    org.activiti.engine.impl.cfg.ProcessEngineConfigurationImpl activiti5ProcessEngineConfig = (org.activiti.engine.impl.cfg.ProcessEngineConfigurationImpl) processEngineConfiguration.getFlowable5CompatibilityHandler()
            .getRawProcessConfiguration();
    ReadOnlyProcessDefinition readOnlyProcessDefinition = ((RepositoryServiceImpl) activiti5ProcessEngineConfig.getRepositoryService()).getDeployedProcessDefinition(processDefinition.getId());
    assertNull(readOnlyProcessDefinition.getDiagramResourceName());

    // verify content
    InputStream deploymentInputStream = repositoryService.getResourceAsStream(deploymentId, bpmnResourceName);
    String contentFromDeployment = readInputStreamToString(deploymentInputStream);
    assertTrue(contentFromDeployment.length() > 0);
    assertTrue(contentFromDeployment.contains("process id=\"emptyProcess\""));

    InputStream fileInputStream = ReflectUtil.getResourceAsStream("org/activiti/engine/test/bpmn/deployment/BpmnDeploymentTest.testGetBpmnXmlFileThroughService.bpmn20.xml");
    String contentFromFile = readInputStreamToString(fileInputStream);
    assertEquals(contentFromFile, contentFromDeployment);
}
 

@Override
public DeploymentBuilder addClasspathResource(String resource) {
    InputStream inputStream = ReflectUtil.getResourceAsStream(resource);
    if (inputStream == null) {
        throw new ActivitiIllegalArgumentException("resource '" + resource + "' not found");
    }
    return addInputStream(resource, inputStream);
}
 

@Override
public InputStream getInputStream() {
    InputStream inputStream = null;
    if (classLoader == null) {
        inputStream = ReflectUtil.getResourceAsStream(resource);
    } else {
        inputStream = classLoader.getResourceAsStream(resource);
    }
    if (inputStream == null) {
        throw new ActivitiIllegalArgumentException("resource '" + resource + "' doesn't exist");
    }
    return new BufferedInputStream(inputStream);
}
 

protected InputStream getResourceAsStream(String resource) {
  return ReflectUtil.getResourceAsStream(resource);
}
 

protected InputStream getResourceAsStream(String resource) {
    return ReflectUtil.getResourceAsStream(resource);
}