thoerup/messagedriven/ProducerServlet.java

package dk.thoerup.messagedriven;

import java.io.IOException;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;
import javax.naming.InitialContext;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


@WebServlet(name = "ProducerServlet", urlPatterns = { "/ProducerServlet" })
public class ProducerServlet extends HttpServlet {
        private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public ProducerServlet() {
        super();
        // TODO Auto-generated constructor stub
    }
    
    /* why doesn't these work ??
    @Resource(mappedName = "jms/helloFactory")
    private static ConnectionFactory connectionFactory;

    @Resource(mappedName = "jms/hello")
    private static Queue queue;
    */


        protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
                try {
                        InitialContext ic = new InitialContext();
                        ConnectionFactory cf = (ConnectionFactory)ic.lookup("jms/helloFactory");
                        Connection connection = cf.createConnection();
                        Queue queue = (Queue)ic.lookup("jms/hello");
                        
                        //Connection connection = connectionFactory.createConnection();
                
                Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
                MessageProducer producer = session.createProducer(queue);
                TextMessage message = session.createTextMessage();
                message.setStringProperty("name", "World!!");
                message.setText("this is the body");
                producer.send(message);
                response.getWriter().print("Message sent" );
                } catch (Exception e) {
                        response.getWriter().print("Error:" + e.getMessage() );
                }
        }


}
1	package dk.thoerup.messagedriven;
2
3	import java.io.IOException;
4
5	import javax.jms.Connection;
6	import javax.jms.ConnectionFactory;
7	import javax.jms.MessageProducer;
8	import javax.jms.Queue;
9	import javax.jms.Session;
10	import javax.jms.TextMessage;
11	import javax.naming.InitialContext;
12	import javax.servlet.ServletException;
13	import javax.servlet.annotation.WebServlet;
14	import javax.servlet.http.HttpServlet;
15	import javax.servlet.http.HttpServletRequest;
16	import javax.servlet.http.HttpServletResponse;
17
18
19	@WebServlet(name = "ProducerServlet", urlPatterns = { "/ProducerServlet" })
20	public class ProducerServlet extends HttpServlet {
21	private static final long serialVersionUID = 1L;
22
23	/**
24	* @see HttpServlet#HttpServlet()
25	*/
26	public ProducerServlet() {
27	super();
28	// TODO Auto-generated constructor stub
29	}
30
31	/* why doesn't these work ??
32	@Resource(mappedName = "jms/helloFactory")
33	private static ConnectionFactory connectionFactory;
34
35	@Resource(mappedName = "jms/hello")
36	private static Queue queue;
37	*/
38
39
40
41	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
42	try {
43	InitialContext ic = new InitialContext();
44	ConnectionFactory cf = (ConnectionFactory)ic.lookup("jms/helloFactory");
45	Connection connection = cf.createConnection();
46	Queue queue = (Queue)ic.lookup("jms/hello");
47
48	//Connection connection = connectionFactory.createConnection();
49
50	Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
51	MessageProducer producer = session.createProducer(queue);
52	TextMessage message = session.createTextMessage();
53	message.setStringProperty("name", "World!!");
54	message.setText("this is the body");
55	producer.send(message);
56	response.getWriter().print("Message sent" );
57	} catch (Exception e) {
58	response.getWriter().print("Error:" + e.getMessage() );
59	}
60	}
61
62
63	}