Examples with TemporaryQueue javax.jms.TemporaryQueue used on opensource projects

Example 66 with TemporaryQueue

use of javax.jms.TemporaryQueue in project activemq-artemis by apache.

the class CreateLotsOfTemporaryQueuesTest method testCreateLotsOfTemporaryQueues.

public void testCreateLotsOfTemporaryQueues() throws Exception {
    LOG.info("Creating " + numberToCreate + " temporary queue(s)");
    Session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE);
    for (int i = 0; i < numberToCreate; i++) {
        if (i % 1000 == 0) {
            LOG.info("attempt " + i);
        }
        TemporaryQueue temporaryQueue = session.createTemporaryQueue();
        temporaryQueue.delete();
        Thread.sleep(sleep);
    }
    LOG.info("Created " + numberToCreate + " temporary queue(s)");
}

Example 67 with TemporaryQueue

use of javax.jms.TemporaryQueue in project activemq-artemis by apache.

the class AdvisoryOpenWireTest method testTempQueueLeakManyConnections.

@Test
public void testTempQueueLeakManyConnections() throws Exception {
    final Connection[] connections = new Connection[20];
    try {
        for (int i = 0; i < connections.length; i++) {
            connections[i] = factory.createConnection();
            connections[i].start();
        }
        Session session = connections[0].createSession(false, Session.AUTO_ACKNOWLEDGE);
        for (int i = 0; i < connections.length; i++) {
            TemporaryQueue temporaryQueue = session.createTemporaryQueue();
            temporaryQueue.delete();
        }
        Object[] addressResources = server.getManagementService().getResources(AddressControl.class);
        for (Object addressResource : addressResources) {
            if (((AddressControl) addressResource).getAddress().equals("ActiveMQ.Advisory.TempQueue")) {
                AddressControl addressControl = (AddressControl) addressResource;
                Wait.waitFor(() -> addressControl.getMessageCount() == 0);
                assertNotNull("addressControl for temp advisory", addressControl);
                Wait.assertEquals(0, addressControl::getMessageCount);
            }
        }
    // sleep a bit to allow message count to go down.
    } finally {
        for (Connection conn : connections) {
            if (conn != null) {
                conn.close();
            }
        }
    }
}

Example 68 with TemporaryQueue

use of javax.jms.TemporaryQueue in project activemq-artemis by apache.

the class AdvisoryOpenWireTest method testTempQueueLeak.

@Test
public void testTempQueueLeak() throws Exception {
    Connection connection = null;
    try {
        connection = factory.createConnection();
        connection.start();
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        TemporaryQueue temporaryQueue = session.createTemporaryQueue();
        temporaryQueue.delete();
        Object[] queueResources = server.getManagementService().getResources(QueueControl.class);
        for (Object queueResource : queueResources) {
            if (((QueueControl) queueResource).getAddress().equals("ActiveMQ.Advisory.TempQueue")) {
                QueueControl queueControl = (QueueControl) queueResource;
                Wait.waitFor(() -> queueControl.getMessageCount() == 0);
                assertNotNull("addressControl for temp advisory", queueControl);
                Wait.assertEquals(0, queueControl::getMessageCount);
                Wait.assertEquals(2, queueControl::getMessagesAdded);
            }
        }
    } finally {
        if (connection != null) {
            connection.close();
        }
    }
}

Example 69 with TemporaryQueue

use of javax.jms.TemporaryQueue in project activemq-artemis by apache.

the class SimpleOpenWireTest method testTempQueueDelete.

@Test
public void testTempQueueDelete() throws Exception {
    connection.start();
    QueueSession queueSession = connection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
    TemporaryQueue tempQueue = queueSession.createTemporaryQueue();
    ActiveMQConnection newConn = (ActiveMQConnection) factory.createConnection();
    try {
        QueueSession newQueueSession = newConn.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
        QueueSender queueSender = newQueueSession.createSender(tempQueue);
        Message msg = queueSession.createMessage();
        queueSender.send(msg);
        try {
            QueueReceiver consumer = newQueueSession.createReceiver(tempQueue);
            fail("should have gotten exception but got consumer: " + consumer);
        } catch (JMSException ex) {
        // correct
        }
        connection.close();
        try {
            Message newMsg = newQueueSession.createMessage();
            queueSender.send(newMsg);
        } catch (JMSException e) {
        // ok
        }
    } finally {
        newConn.close();
    }
}

Example 70 with TemporaryQueue

use of javax.jms.TemporaryQueue in project activemq-artemis by apache.

the class SimpleRequestServer method main.

public static void main(final String[] args) throws Exception {
    final Map<String, TextMessage> requestMap = new HashMap<>();
    Connection connection = null;
    InitialContext initialContext = null;
    try {
        // Step 1. Start the request server
        SimpleRequestServer server = new SimpleRequestServer();
        server.start();
        // Step 2. Create an initial context to perform the JNDI lookup.
        initialContext = new InitialContext();
        // Step 3. Lookup the queue for sending the request message
        Queue requestQueue = (Queue) initialContext.lookup("queue/exampleQueue");
        // Step 4. Lookup for the Connection Factory
        ConnectionFactory cf = (ConnectionFactory) initialContext.lookup("ConnectionFactory");
        // Step 5. Create a JMS Connection
        connection = cf.createConnection();
        // Step 6. Start the connection.
        connection.start();
        // Step 7. Create a JMS Session
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        // Step 8. Create a JMS Message Producer to send request message
        MessageProducer producer = session.createProducer(requestQueue);
        // Step 9. Create a temporary queue used to send reply message
        TemporaryQueue replyQueue = session.createTemporaryQueue();
        // Step 10. Create consumer to receive reply message
        MessageConsumer replyConsumer = session.createConsumer(replyQueue);
        // Step 11. Create a request Text Message
        TextMessage requestMsg = session.createTextMessage("A request message");
        // Step 12. Set the ReplyTo header so that the request receiver knows where to send the reply.
        requestMsg.setJMSReplyTo(replyQueue);
        // Step 13. Sent the request message
        producer.send(requestMsg);
        System.out.println("Request message sent.");
        // Step 14. Put the request message to the map. Later we can use it to
        // check out which request message a reply message is for. Here we use the MessageID as the
        // correlation id (JMSCorrelationID). You don't have to use it though. You can use some arbitrary string for
        // example.
        requestMap.put(requestMsg.getJMSMessageID(), requestMsg);
        // Step 15. Receive the reply message.
        TextMessage replyMessageReceived = (TextMessage) replyConsumer.receive();
        System.out.println("Received reply: " + replyMessageReceived.getText());
        System.out.println("CorrelatedId: " + replyMessageReceived.getJMSCorrelationID());
        // Step 16. Check out which request message is this reply message sent for.
        // Here we just have one request message for illustrative purpose. In real world there may be many requests and
        // many replies.
        TextMessage matchedMessage = requestMap.get(replyMessageReceived.getJMSCorrelationID());
        System.out.println("We found matched request: " + matchedMessage.getText());
        // Step 17. close the consumer.
        replyConsumer.close();
        // Step 18. Delete the temporary queue
        replyQueue.delete();
        // Step 19. Shutdown the request server
        server.shutdown();
    } finally {
        // Step 20. Be sure to close our JMS resources!
        if (connection != null) {
            connection.close();
        }
        // Step 21. Also close the initialContext!
        if (initialContext != null) {
            initialContext.close();
        }
    }
}