javax.management.Notification.getSource java code examples

/**
 * Replaces the notification source if necessary to do so.
 * From the {@link Notification javadoc}:
 * <i>"It is strongly recommended that notification senders use the object name
 * rather than a reference to the MBean object as the source."</i>
 * @param notification the {@link Notification} whose
 * {@link javax.management.Notification#getSource()} might need massaging
 */
private void replaceNotificationSourceIfNecessary(Notification notification) {
  if (notification.getSource() == null || notification.getSource().equals(this.managedResource)) {
    notification.setSource(this.objectName);
  }
}

/**
 * Replaces the notification source if necessary to do so.
 * From the {@link Notification javadoc}:
 * <i>"It is strongly recommended that notification senders use the object name
 * rather than a reference to the MBean object as the source."</i>
 * @param notification the {@link Notification} whose
 * {@link javax.management.Notification#getSource()} might need massaging
 */
private void replaceNotificationSourceIfNecessary(Notification notification) {
  if (notification.getSource() == null || notification.getSource().equals(this.managedResource)) {
    notification.setSource(this.objectName);
  }
}

  private static Map buildOperationNotificationPacket(Notification note) {
    Map<String, Object> result = new HashMap<String, Object>();
    result.put("event", note.getType());
    result.put("source", note.getSource());
    result.put("sequenceNumber", note.getSequenceNumber());
    result.put("timeStamp", note.getTimeStamp());
    result.put("data", note.getUserData());
    return result;
  }
}

Object notifSource = notification.getSource();
if (AdminDistributedSystemJmxImpl.NOTIF_MEMBER_JOINED.equals(notification.getType())) {
 ObjectName source = (ObjectName) notifSource;

public void testSendAttributeChangeNotificationWhereSourceIsNotTheManagedResource() throws Exception {
  StubSpringModelMBean mbean = new StubSpringModelMBean();
  Notification notification = new AttributeChangeNotification(this, 1872, System.currentTimeMillis(), "Shall we break for some tea?", "agree", "java.lang.Boolean", Boolean.FALSE, Boolean.TRUE);
  ObjectName objectName = createObjectName();
  NotificationPublisher publisher = new ModelMBeanNotificationPublisher(mbean, objectName, mbean);
  publisher.sendNotification(notification);
  assertNotNull(mbean.getActualNotification());
  assertTrue(mbean.getActualNotification() instanceof AttributeChangeNotification);
  assertSame("The exact same Notification is not being passed through from the publisher to the mbean.", notification, mbean.getActualNotification());
  assertSame("The 'source' property of the Notification is *wrongly* being set to the ObjectName of the associated MBean.", this, mbean.getActualNotification().getSource());
}

public void testSendAttributeChangeNotification() throws Exception {
  StubSpringModelMBean mbean = new StubSpringModelMBean();
  Notification notification = new AttributeChangeNotification(mbean, 1872, System.currentTimeMillis(), "Shall we break for some tea?", "agree", "java.lang.Boolean", Boolean.FALSE, Boolean.TRUE);
  ObjectName objectName = createObjectName();
  NotificationPublisher publisher = new ModelMBeanNotificationPublisher(mbean, objectName, mbean);
  publisher.sendNotification(notification);
  assertNotNull(mbean.getActualNotification());
  assertTrue(mbean.getActualNotification() instanceof AttributeChangeNotification);
  assertSame("The exact same Notification is not being passed through from the publisher to the mbean.", notification, mbean.getActualNotification());
  assertSame("The 'source' property of the Notification is not being set to the ObjectName of the associated MBean.", objectName, mbean.getActualNotification().getSource());
}

public void testSendVanillaNotification() throws Exception {
  StubSpringModelMBean mbean = new StubSpringModelMBean();
  Notification notification = new Notification("network.alarm.router", mbean, 1872);
  ObjectName objectName = createObjectName();
  NotificationPublisher publisher = new ModelMBeanNotificationPublisher(mbean, objectName, mbean);
  publisher.sendNotification(notification);
  assertNotNull(mbean.getActualNotification());
  assertSame("The exact same Notification is not being passed through from the publisher to the mbean.", notification, mbean.getActualNotification());
  assertSame("The 'source' property of the Notification is not being set to the ObjectName of the associated MBean.", objectName, mbean.getActualNotification().getSource());
}

private void verifyReceipt(PollableChannel channel, String beanName) {
  Message<?> message = channel.receive(1000);
  assertNotNull(message);
  assertEquals(Notification.class, message.getPayload().getClass());
  assertEquals("ABC", ((Notification) message.getPayload()).getMessage());
  assertTrue(((String) ((Notification) message.getPayload()).getSource()).endsWith(beanName));
}

@Test
public void simplePublish() {
  MessageHandler handler = context.getBean("testPublisher", MessageHandler.class);
  assertEquals(0, this.listener.notifications.size());
  handler.handleMessage(new GenericMessage<String>("foo"));
  assertEquals(1, this.listener.notifications.size());
  Notification notification = this.listener.notifications.get(0);
  assertEquals(this.publisherObjectName, notification.getSource());
  assertEquals("foo", notification.getMessage());
  assertEquals("test.type", notification.getType());
}

@Test
public void simpleNotification() {
  QueueChannel outputChannel = new QueueChannel();
  NotificationListeningMessageProducer adapter = new NotificationListeningMessageProducer();
  adapter.setServer(this.server);
  adapter.setObjectName(this.objectName);
  adapter.setOutputChannel(outputChannel);
  adapter.setBeanFactory(mock(BeanFactory.class));
  adapter.afterPropertiesSet();
  adapter.start();
  adapter.onApplicationEvent(new ContextRefreshedEvent(Mockito.mock(ApplicationContext.class)));
  this.numberHolder.publish("foo");
  Message<?> message = outputChannel.receive(0);
  assertNotNull(message);
  assertTrue(message.getPayload() instanceof Notification);
  Notification notification = (Notification) message.getPayload();
  assertEquals("foo", notification.getMessage());
  assertEquals(objectName, notification.getSource());
  assertNull(message.getHeaders().get(JmxHeaders.NOTIFICATION_HANDBACK));
}

@Test
public void notificationWithHandback() {
  QueueChannel outputChannel = new QueueChannel();
  NotificationListeningMessageProducer adapter = new NotificationListeningMessageProducer();
  adapter.setServer(this.server);
  adapter.setObjectName(this.objectName);
  adapter.setOutputChannel(outputChannel);
  Integer handback = 123;
  adapter.setHandback(handback);
  adapter.setBeanFactory(mock(BeanFactory.class));
  adapter.afterPropertiesSet();
  adapter.start();
  adapter.onApplicationEvent(new ContextRefreshedEvent(Mockito.mock(ApplicationContext.class)));
  this.numberHolder.publish("foo");
  Message<?> message = outputChannel.receive(0);
  assertNotNull(message);
  assertTrue(message.getPayload() instanceof Notification);
  Notification notification = (Notification) message.getPayload();
  assertEquals("foo", notification.getMessage());
  assertEquals(objectName, notification.getSource());
  assertEquals(handback, message.getHeaders().get(JmxHeaders.NOTIFICATION_HANDBACK));
}

 public boolean isNotificationEnabled(Notification n)
 {
   return RARDeployment.MCF_ATTRIBUTE_CHANGED_NOTIFICATION.equals(n.getType())
      && managedConnectionFactoryName.equals(n.getSource());
 }
},

public String toString(){
 StringBuilder sb = new StringBuilder();
 sb.append("Recorded Notif [ Type ").append(jmxNotificaiton.getType())
 .append(" source : ").append(jmxNotificaiton.getSource())
 .append(" message : ").append(jmxNotificaiton.getMessage())
 .append(" userData : ").append(jmxNotificaiton.getUserData())
 .append(" timestamp : ").append(jmxNotificaiton.getTimeStamp())
 .append(" ]");
 return sb.toString();
}

  @Override
  public void handleNotification(Notification notification, Object handback) {
    Session session = getSession();
    StringBuilder sb = new StringBuilder("notification received: ");
    sb.append("timestamp=").append(notification.getTimeStamp());
    sb.append(",class=").append(notification.getClass().getName());
    sb.append(",source=").append(notification.getSource());
    sb.append(",type=").append(notification.getType());
    sb.append(",message=").append(notification.getMessage());
    session.output.println(sb.toString());
  }
}

  private static Map buildOperationNotificationPacket(Notification note) {
    Map<String, Object> result = new HashMap<String, Object>();
    result.put("event", note.getType());
    result.put("source", note.getSource());
    result.put("sequenceNumber", note.getSequenceNumber());
    result.put("timeStamp", note.getTimeStamp());
    result.put("data", note.getUserData());
    return result;
  }
}

  private static Map buildOperationNotificationPacket(Notification note) {
    Map<String, Object> result = new HashMap<String, Object>();
    result.put("event", note.getType());
    result.put("source", note.getSource());
    result.put("sequenceNumber", note.getSequenceNumber());
    result.put("timeStamp", note.getTimeStamp());
    result.put("data", note.getUserData());
    return result;
  }
}

  private static Map buildOperationNotificationPacket(Notification note) {
    Map<String, Object> result = new HashMap<String, Object>();
    result.put("event", note.getType());
    result.put("source", note.getSource());
    result.put("sequenceNumber", note.getSequenceNumber());
    result.put("timeStamp", note.getTimeStamp());
    result.put("data", note.getUserData());
    return result;
  }
}

  private static Map buildOperationNotificationPacket(Notification note) {
    Map<String, Object> result = new HashMap<String, Object>();
    result.put("event", note.getType());
    result.put("source", note.getSource());
    result.put("sequenceNumber", note.getSequenceNumber());
    result.put("timeStamp", note.getTimeStamp());
    result.put("data", note.getUserData());
    return result;
  }
}

private void printJMXNotification(Notification notification, Object handback) {
 StringBuilder sb = new StringBuilder();
 sb.append("JMXNotificationListener(" + prefix + ") : Notification [ type=").append(notification.getType()).append(", message=")
   .append(notification.getMessage())
   .append(", source=").append(notification.getSource())
   .append(", seqNo=").append(notification.getSequenceNumber())
   .append(", timestamp=").append(notification.getTimeStamp())
   .append(", data=").append(ObjectToString(notification.getUserData()))
   .append(", handbackObject=").append(ObjectToString(handback)).append(" ]");
 logInfo(sb.toString());
}

/**
 * Handle the Event Notification
 * @param the notification
 * @param the handback object
 *  
 * @see javax.management.NotificationListener#handleNotification(javax.management.Notification, java.lang.Object)
 */
public void handleNotification(Notification notification, Object handback) {
  EventNotificationImpl event = new EventNotificationImpl(notification.getSource());
  event.setNotification(notification);
  executorService.execute(new NotificationSender(this.listeners, event));
}

How to use getSourcemethodin javax.management.Notification

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How to use
getSource
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javax.management.Notification