send message using SLSB

SendMessageService.java

package com.e.test.service.first.controller;

import javax.annotation.Resource;
import javax.ejb.Stateless;
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.JMSException;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;

import com.e.test.service.first.api.SendMessage;

@Stateless
public class SendMessageService implements SendMessage {
	
	@Resource(mappedName = "java:/ConnectionFactory")
	private ConnectionFactory connectionFactory;

	@Resource(mappedName = "java:/queue/test")
	private Queue queue;
	
	@Override
	public void sendMessage(String text) {
		
		try {

			Connection connection;
			Session session;
			MessageProducer messageProducer;
			
			connection = this.connectionFactory.createConnection();
			session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
			messageProducer = session.createProducer(this.queue);

			TextMessage message = session.createTextMessage();
			message.setText(text);
			messageProducer.send(message);

			messageProducer.close();
			session.close();
			connection.close();

			System.out.println("----> W: "+text);
		} catch (Exception e){
			e.printStackTrace();
		}

	}

}