WebSphere MQ编程实例--------JMS

import java.util.Hashtable;
import javax.jms.*;
import javax.naming.*;
import javax.naming.directory.*;
 
public class sample {
    protected QueueConnectionFactory factory=null;
    protected QueueConnection connection;
    protected QueueSession queueSession;
    protected TextMessage outMessage;
    protected QueueSender queueSender;
    protected QueueReceiver queueReceiver;
 
    public static final String qcfLookup="QCFC";
    public static final String qLookup="Q1";
    public static final String icf = "com.sun.jndi.fscontext.RefFSContextFactory";
    public String url ="file:/d:/testmq/ctx/";
 
    public void sampleInit() throws Exception {
        Hashtable environment = new Hashtable();
        environment.put(Context.INITIAL_CONTEXT_FACTORY, icf);
        environment.put(Context.PROVIDER_URL, url);
        environment.put(Context.REFERRAL, "throw");
        Context ctx=new InitialDirContext(environment);
        factory = (QueueConnectionFactory)ctx.lookup(qcfLookup);
 
        Queue q1=null;
        q1=(Queue)ctx.lookup(qLookup);
        connection = factory.createQueueConnection();
        queueSession = connection.createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
 
        queueSender = queueSession.createSender(q1);
        queueSender.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
        outMessage = queueSession.createTextMessage();
        queueReceiver = queueSession.createReceiver(q1);
        connection.start();
    }
    public void sendMessageOut(String message) throws JMSException {
        outMessage.setText(message);
        queueSender.send(outMessage);
    }
    public String receiveMessage() throws Exception{
        return ((TextMessage)queueReceiver.receive()).getText();
    }
    public void sampleClose() throws JMSException {
        queueSession.close();
        connection.close();
    }
 
    public static void main(String[] args){
        String rec;
        sample sp = new sample();
        try {
            sp.sampleInit();
            sp.sendMessageOut("This is a test!");
            java.lang.Thread.sleep(4000);
            rec=sp.receiveMessage();
            System.out.println("Receive text is : "+rec);
            sp.sampleClose();
        }catch(Exception e) {
            e.printStackTrace();
        }
    }
}