public void onMessage(Message inMessage) {
TextMessage msg = null;
try {
if (inMessage instanceof TextMessage) {
msg = (TextMessage) inMessage;
System.out.println("MESSAGE BEAN: Message received: " + msg.getText());
long sleepTime = msg.getLongProperty("sleeptime");
System.out.println("Sleeping for : " + sleepTime + " milli seconds ");
Thread.sleep(sleepTime);
queueConnection = queueConnectionFactory.createQueueConnection();
queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
queueSender = queueSession.createSender(queue);
TextMessage message = queueSession.createTextMessage();
message.setText("REPLIED:" + msg.getText());
message.setIntProperty("replyid", msg.getIntProperty("id"));
System.out.println("Sending message: " + message.getText());
queueSender.send(message);
} else {
System.out.println("Message of wrong type: " + inMessage.getClass().getName());
}
} catch (JMSException e) {
e.printStackTrace();
} catch (Throwable te) {
te.printStackTrace();
} finally {
try {
queueSession.close();
queueConnection.close();
} catch (Exception e) {
}
}
} // onMessage
public static Message queueReceiver(QueueConnection cnn, String queueName, long timeout)
throws JMSException {
QueueSession session = cnn.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = session.createQueue(queueName);
QueueReceiver receiver = session.createReceiver(queue);
Message msg = receiver.receive(timeout);
if (msg != null) msg.acknowledge();
receiver.close();
session.close();
return msg;
}
public static void drainQueue(QueueConnection cnn, String queue) throws Exception {
QueueSession session = cnn.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
Queue q = session.createQueue(queue);
QueueReceiver receiver = session.createReceiver(q);
// Add a delay so that activeMQ can fetch messages from the broker
// Thread.sleep(5000);
Message msg = null;
while ((msg = receiver.receive(1000)) != null) {
System.out.println("Removing message: " + msg);
msg.acknowledge();
}
receiver.close();
session.close();
}
public static void main(String[] args) {
try {
QueueConnectionFactory queueConnectionFactory;
QueueConnection queueConnection;
QueueSession queueSession;
QueueReceiver queueReceiver;
Queue queue;
TextMessage msg;
// JNDI InitialContextを作成します
InitialContext ctx = new InitialContext();
// Connection FactoryとQueueをLook upします
queueConnectionFactory = (QueueConnectionFactory) ctx.lookup(JMS_FACTORY);
queue = (Queue) ctx.lookup(QUEUE);
// コネクションを作成
queueConnection = queueConnectionFactory.createQueueConnection();
// セッションを作成
queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
// キューレシーバーを作成
queueReceiver = queueSession.createReceiver(queue);
// メッセージの配送をスタート
queueConnection.start();
// メッセージの受信
while (true) {
Message m = queueReceiver.receive(1);
if (m != null) {
if (m instanceof TextMessage) {
msg = (TextMessage) m;
System.out.println(msg.getText());
} else {
break;
}
}
}
// 接続を切断
queueReceiver.close();
queueSession.close();
queueConnection.close();
} catch (Exception e) {
e.printStackTrace();
}
}
public static void main(String[] args) throws Exception {
ActiveMQConnectionFactory connectionFactory =
new ActiveMQConnectionFactory("admin", "admin", "tcp://localhost:61616");
QueueConnection queueConnection = connectionFactory.createQueueConnection();
QueueSession queueSession = queueConnection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = queueSession.createQueue("test-queue");
MessageProducer producer = queueSession.createProducer(queue);
queueConnection.start();
TextMessage textMessage =
queueSession.createTextMessage("Current time: " + System.currentTimeMillis());
producer.send(textMessage);
log.info("Message sent at {}", System.currentTimeMillis());
producer.close();
queueSession.close();
queueConnection.close();
}
public static void queueSend(
QueueConnection cnn,
String queueName,
String payload,
boolean transacted,
int ack,
String replyTo)
throws JMSException {
QueueSession session = cnn.createQueueSession(transacted, ack);
Queue queue = session.createQueue(queueName);
QueueSender sender = session.createSender(queue);
TextMessage msg = session.createTextMessage();
msg.setText(payload);
msg.setJMSDeliveryMode(ack);
if (replyTo != null) {
msg.setJMSReplyTo(session.createQueue(replyTo));
}
sender.send(msg);
sender.close();
session.close();
}
public void closeOrderSession(@Disposes @Order QueueSession session) throws JMSException {
session.close();
}
