Example usage for javax.jms TemporaryTopic delete

Introduction

In this page you can find the example usage for javax.jms TemporaryTopic delete.

Prototype

void delete() throws JMSException;

Source Link

Document

Deletes this temporary topic.

Usage

From source file:org.grouter.common.jms.TopicListenerDestination.java

/**
 * <br>//  w ww. j  a  v a  2 s .  co m
 */
public void sendReplyToTemporaryDestination(Message request) {
    TemporaryTopic replyTopic = null;
    TopicPublisher tempsender = null;
    String temporaryDestinationName = null;
    try {
        if (request.getJMSReplyTo() == null) {
            throw new IllegalStateException("The sender of this message has not entered a JMSReplyTo field - "
                    + "impossible to send reply on temporary destination!!");
        }
        temporaryDestinationName = request.getJMSReplyTo().toString();
        request.setJMSCorrelationID(request.getJMSMessageID());
        logger.debug("JMSCorrelationID was set!!!" + request.getJMSCorrelationID());
        replyTopic = (TemporaryTopic) request.getJMSReplyTo();
        tempsender = topicSession.createPublisher(replyTopic);
        logger.debug("Created a tempsender and sending reply to " + replyTopic);
        tempsender.send(request);
    } catch (JMSException ex) {
        //ignore
        logger.warn("Failed sending reply on temporary destination : " + temporaryDestinationName);
    } finally {
        try {
            if (tempsender != null) {
                tempsender.close();
            }
            if (replyTopic != null) {
                replyTopic.delete();
            }
        } catch (JMSException ex1) {
            //ignore
        }
    }
}

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From source file:org.openanzo.combus.bayeux.BridgeConnectionManager.java

/**
 * Sets up state for connecting a single Bayeux client to the BayeuxJMSBridge.
 * //  w  w  w .j  a  v a2  s .  c om
 * @param clientId
 *            the Bayeux client id.
 * @return true if client was connected. false if there was already a connection for the client.
 */
protected boolean connectClient(String clientId, MessageListener listener, AnzoPrincipal principal)
        throws JMSException {
    // checks if connection already exists, create topic and client state, add to maps.

    boolean ret = false;

    boolean clientAlreadyConnected = false;
    mapLock.lock();
    try {
        clientAlreadyConnected = clientIdToClientState.containsKey(clientId);
    } finally {
        mapLock.unlock();
    }

    if (!clientAlreadyConnected) {
        // We don't have a temporary topic for this client yet so we'll create one.
        // We make sure to do this while NOT holding the mapLock to avoid deadlocks
        // (like http://www.openanzo.org/projects/openanzo/ticket/286). This
        // means that it's possible, in rare cases, that we could create a temp topic which we'll
        // have to just throw out immediately but there's not much harm in that.
        TemporaryTopic topic = session.createTemporaryTopic();
        String tempDestinationId = topic.getTopicName();
        MessageConsumer consumer = session.createConsumer(topic);
        consumer.setMessageListener(listener);

        boolean destroyNewJMSState = false;
        mapLock.lock();
        try {
            if (clientIdToClientState.containsKey(clientId)) {
                // Some other thread seems to have connected this client while we were busy creating
                // JMS topics, etc. That's okay, we'll just close the topics we created since they aren't needed anymore.
                // But we don't want to destroy them while holding the mapLock, so we'll just mark a boolean so that they
                // are deleted after releasing the lock.
                destroyNewJMSState = true;
            } else {
                ClientState state = new ClientState(principal, topic, clientId, consumer);
                tempDestinationToClientState.put(tempDestinationId, state);
                clientIdToClientState.put(clientId, state);
                ret = true;
            }
        } finally {
            mapLock.unlock();
            if (destroyNewJMSState) {
                consumer.close();
                topic.delete();
            }
        }
    }

    return ret;
}

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From source file:org.openanzo.combus.bayeux.BridgeConnectionManager.java

/**
 * Destroy all state including the JMS connection and Bayeux client state.
 * //from w w w.j a  v  a  2s.co m
 * @param bundleStopping
 *            bundle stopping
 * @throws AnzoException
 */
protected void destroy(boolean bundleStopping) throws AnzoException {
    closed = true;

    topicDeletionTimeoutTimer.cancel();
    topicDeletionTimeoutTimer = null;

    if (conn != null) {
        try {
            Collection<MessageConsumer> consumersToClose = null;
            Collection<TemporaryTopic> topicsToDelete = null;
            mapLock.lock();
            try {
                if (bundleStopping) {
                    Collection<MessageConsumer> graphTopicConsumersToClose = removeAllTopicSubscriptions();
                    consumersToClose = new ArrayList<MessageConsumer>(
                            graphTopicConsumersToClose.size() + clientIdToClientState.size());
                    consumersToClose.addAll(graphTopicConsumersToClose);
                    topicsToDelete = new ArrayList<TemporaryTopic>(clientIdToClientState.size());
                    for (Map.Entry<String, ClientState> entry : clientIdToClientState.entrySet()) {
                        ClientState state = entry.getValue();
                        if (state != null) {
                            consumersToClose.add(state.consumer);
                            topicsToDelete.add(state.topic);
                        }
                    }
                }
                clientIdToClientState.clear();
            } finally {
                mapLock.unlock();
            }
            if (bundleStopping) {
                if (consumersToClose != null) {
                    for (MessageConsumer consumer : consumersToClose) {
                        if (consumer != null) {
                            closeMessageConsumer(consumer);
                        }
                    }
                }
                if (topicsToDelete != null) {
                    for (TemporaryTopic topic : topicsToDelete) {
                        if (topic != null) {
                            try {
                                topic.delete();
                            } catch (JMSException jmsex) {
                                log.warn(LogUtils.COMBUS_MARKER,
                                        "Error deleting bayuex connection manager temporary topic:"
                                                + topic.toString(),
                                        jmsex);
                            }
                        }
                    }
                }
                if (session != null) {
                    try {
                        session.close();
                    } catch (JMSException jmsex) {
                        log.warn(LogUtils.COMBUS_MARKER, "Error closing bayuex connection manager session",
                                jmsex);
                    } finally {
                        session = null;
                    }
                }
            }
        } finally {
            try {
                conn.close();
            } catch (JMSException jmsex) {
                log.warn(LogUtils.COMBUS_MARKER, "Error closing bayuex connection manager  connection", jmsex);
            } finally {
                conn = null;
            }
        }
    }
}

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