TopicPublisher

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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
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package com.solace.samples;

import com.solacesystems.jcsmp.JCSMPException;
import com.solacesystems.jcsmp.JCSMPFactory;
import com.solacesystems.jcsmp.JCSMPProperties;
import com.solacesystems.jcsmp.JCSMPSession;
import com.solacesystems.jcsmp.JCSMPStreamingPublishEventHandler;
import com.solacesystems.jcsmp.TextMessage;
import com.solacesystems.jcsmp.Topic;
import com.solacesystems.jcsmp.XMLMessageProducer;

public class TopicPublisher {

    public static void main(String... args) throws JCSMPException {

        System.out.println("TopicPublisher initializing...");

        // Create a JCSMP Session
        final JCSMPProperties properties = new JCSMPProperties();
        properties.setProperty(JCSMPProperties.HOST, args[0]);     // host:port
        properties.setProperty(JCSMPProperties.USERNAME, args[1].split("@")[0]); // client-username
        properties.setProperty(JCSMPProperties.VPN_NAME,  args[1].split("@")[1]); // message-vpn
        if (args.length > 2) { 
            properties.setProperty(JCSMPProperties.PASSWORD, args[2]); // client-password
        }
        final JCSMPSession session =  JCSMPFactory.onlyInstance().createSession(properties);

        session.connect();

        final Topic topic = JCSMPFactory.onlyInstance().createTopic("tutorial/topic");

        /** Anonymous inner-class for handling publishing events */
        XMLMessageProducer prod = session.getMessageProducer(new JCSMPStreamingPublishEventHandler() {
            @Override
            public void responseReceived(String messageID) {
                System.out.println("Producer received response for msg: " + messageID);
            }
            @Override
            public void handleError(String messageID, JCSMPException e, long timestamp) {
                System.out.printf("Producer received error for msg: %s@%s - %s%n",
                        messageID,timestamp,e);
            }
        });
        // Publish-only session is now hooked up and running!

        TextMessage msg = JCSMPFactory.onlyInstance().createMessage(TextMessage.class);
        final String text = "Hello world!";
        msg.setText(text);
        System.out.printf("Connected. About to send message '%s' to topic '%s'...%n",text,topic.getName());
        prod.send(msg,topic);
        System.out.println("Message sent. Exiting.");
        session.closeSession();
    }
}