jmsclient.java

基于eclipse环境下开发的servicemix例程

import edu.emory.mathcs.backport.java.util.concurrent.CountDownLatch;

import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.command.ActiveMQQueue;
import org.logicblaze.lingo.jms.Requestor;
import org.logicblaze.lingo.jms.JmsProducerConfig;
import org.logicblaze.lingo.jms.impl.MultiplexingRequestor;
import edu.emory.mathcs.backport.java.util.concurrent.ExecutorService;
import edu.emory.mathcs.backport.java.util.concurrent.Executors;
import javax.jms.ConnectionFactory;
import javax.jms.Destination;
import javax.jms.Message;
import javax.jms.TextMessage;

/**
 * @version $Revision: 535118 $
 */
public class JMSClient implements Runnable {

    private static ConnectionFactory factory;
    private static CountDownLatch latch;
    private static Requestor requestor;

    /**
     * main ...
     * 
     * @param args
     * @throws Exception
     */
    public static void main(String[] args) throws Exception {
        System.out.println("Connecting to JMS server.");
        factory = new ActiveMQConnectionFactory("tcp://localhost:61616");
        Destination inQueue = new ActiveMQQueue("demo.org.servicemix.source");
        Destination outQueue = new ActiveMQQueue("demo.org.servicemix.output" + (int)(1000*Math.random()));
        requestor = MultiplexingRequestor.newInstance(factory, new JmsProducerConfig(), inQueue, outQueue); 

        if (args.length == 0) {
            new JMSClient().run();
        } else {
            int nb = Integer.parseInt(args[0]);
            int th = 30;
            if (args.length > 1) {
                th = Integer.parseInt(args[1]);
            }
            latch = new CountDownLatch(nb);
            ExecutorService threadPool = Executors.newFixedThreadPool(th);
            for (int i = 0; i < nb; i++) {
                threadPool.submit(new JMSClient());
            }
            latch.await();
        }
        System.out.println("Closing.");
        requestor.close();
    }

    public void run() {
        try {
            System.out.println("Sending request.");
 /*          
 double amount=Math.random() * 100000; 
int duration=(int) Math.random() * 48; 

String request="<tns:getLoanQuoteRequest xmlns:tns='urn:logicblaze:soa:loanbroker'><tns:ssn>112-24532-53254</tns:ssn><tns:amount>"+amount+"</tns:amount><tns:duration>"+duration+"</tns:duration></tns:getLoanQuoteRequest>"; 
                              
        */    
            
          /*  
           String request = 
"<?xml version=\"1.0\" encoding=\"UTF-8\"?>" +
"<SOAP-ENV:Envelope xmlns:SOAP-ENC=\"http://schemas.xmlsoap.org/soap/encoding/\" xmlns:SOAP-ENV=\"http://schemas.xmlsoap.org/soap/envelope/\"  xmlns:xsd=\"http://www.w3.org/2001/XMLSchema\" xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\">" +
"<SOAP-ENV:Header></SOAP-ENV:Header>" +
"<SOAP-ENV:Body><getLoanQuoteRequest xmlns='urn:logicblaze:soa:loanbroker'>\n" +
"  <ssn>102-24532-53254</ssn>\n" +
"  <amount>" + Math.random() * 100000 + "</amount>\n" +
"  <duration>" + (int) Math.random() * 48 + "</duration>\n" +
"</getLoanQuoteRequest></SOAP-ENV:Body>" +
"</SOAP-ENV:Envelope>";*/



           String request = 
"<getLoanQuoteRequest xmlns='urn:sample:soa:houseloanbroker'>" +
"  <name>Zhang San</name>" +
"</getLoanQuoteRequest>";

            TextMessage out = requestor.getSession().createTextMessage(request);

            TextMessage in = (TextMessage) requestor.request(null, out); 
            if (in == null) {
                System.out.println("Response timed out.");
            }
            else {
                System.out.println("Response was: " + in.getText());
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (latch != null) {
                latch.countDown();
            }
        }
    }

}