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【原创】mq p-s的java实现

Posted on 2005-09-06 10:28 锋出磨砺 阅读(234) 评论(0)  编辑  收藏 所属分类: 消息中间件

public class JmsUtils {

   public static final String HOST_NAME = "192.168.0.63";
   public static final String CHANNELNAME = "chan1";
          public static final int CCSID = 1381;
          public static final String QMGRNAME = "channel1";


}

import javax.jms.JMSException;
import javax.jms.Topic;
import javax.jms.TopicConnection;


public class PubSubUtils extends JmsUtils {

 

 public TopicConnection getConnection()
  throws  JMSException {
              com.ibm.mq.jms.MQTopicConnectionFactory factory = new
              com.ibm.mq.jms.MQTopicConnectionFactory();
              factory.setHostName(this.HOST_NAME);
              factory.setCCSID(this.CCSID);
              factory.setChannel(this.CHANNELNAME);
              factory.setQueueManager(this.QMGRNAME);

        return factory.createTopicConnection();
 }

 public Topic getTopic(String name) throws JMSException {
          return new com.ibm.mq.jms.MQTopic(name);
 }
}

import java.io.IOException;

import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.Session;
import javax.jms.TopicConnection;
import javax.jms.TopicPublisher;
import javax.jms.TopicSession;
import javax.naming.NamingException;

public class StandalonePublisher {

 private PubSubUtils utils;
 private TopicConnection connection;
 private TopicSession session;
 private TopicPublisher publisher;

 public static void main(String[] args)
  throws NamingException, JMSException, IOException {
  StandalonePublisher publisher = new StandalonePublisher();
  publisher.connect();
  String message = "ignored";
  while (message.length() > 0) {
   byte[] input = new byte[40];
   System.out.print("Enter a message: ");
   System.in.read(input);
   message = (new String(input, 0, input.length)).trim();
   if (message.length() > 0)
    publisher.sendMessage(message);
  }
  publisher.disconnect();
 }

 private StandalonePublisher() {
  utils = new PubSubUtils();
 }

 private void connect() throws NamingException, JMSException {
  connection = utils.getConnection();
  session =
   connection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
  publisher = session.createPublisher(utils.getTopic("hello"));
  System.out.println("Publisher started.");
 }

 private void sendMessage(String text) throws JMSException {
  Message message = session.createTextMessage(text);
  publisher.publish(message);
  System.out.println(
   "Published message <"
    + text
    + "> with ID <"
    + message.getJMSMessageID()
    + ">");
 }

 private void disconnect() throws JMSException {
  publisher.close();
  session.close();
  connection.close();
  System.out.println("Publisher stopped.");
 }
}

import java.io.IOException;

import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.Session;
import javax.jms.TextMessage;
import javax.jms.TopicConnection;
import javax.jms.TopicSession;
import javax.jms.TopicSubscriber;
import javax.naming.NamingException;

public class StandaloneSubscriber implements MessageListener {

 private PubSubUtils utils;
 private TopicConnection connection;
 private TopicSession session;
 private TopicSubscriber subscriber;

 public static void main(String[] args)
  throws NamingException, JMSException, IOException {
  StandaloneSubscriber subscriber = new StandaloneSubscriber();
  subscriber.connect();
  System.in.read();
  subscriber.disconnect();
 }

 private StandaloneSubscriber() {
  utils = new PubSubUtils();
 }

 private void connect() throws NamingException, JMSException {
  connection = utils.getConnection();
  session =
   connection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
  subscriber = session.createSubscriber(utils.getTopic("hello"));
  subscriber.setMessageListener(this);
  connection.start();
  System.out.println("Subscriber started.");
 }

 public void onMessage(Message message) {
  try {
   TextMessage tMessage = (TextMessage) message;
   String text;
   text = tMessage.getText();
   System.out.println(
    "Received message <"
     + text
     + "> with ID <"
     + message.getJMSMessageID()
     + ">");
  } catch (JMSException e) {
   e.printStackTrace();
  }
 }

 private void disconnect() throws JMSException {
  subscriber.close();
  session.close();
  connection.stop();
  connection.close();
  System.out.println("Subscriber stopped.");
 }
}


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