accountsendmessagebean.java

SOA

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package com.sysu.service;

import com.sysu.pojo.Account;
import javax.annotation.Resource;
import javax.ejb.ActivationConfigProperty;
import javax.ejb.MessageDriven;
import javax.ejb.MessageDrivenContext;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.ObjectMessage;
import javax.persistence.EntityManager;
import javax.persistence.PersistenceContext;

/**
 *
 * @author Levi Wong
 */
@MessageDriven(mappedName = "jms/AccountMessage", activationConfig = {
    @ActivationConfigProperty(propertyName = "acknowledgeMode", propertyValue = "Auto-acknowledge"),
    @ActivationConfigProperty(propertyName = "destinationType", propertyValue = "javax.jms.Queue")
})
public class AccountSendMessageBean implements MessageListener {

    @Resource
    private MessageDrivenContext mdc;
    @PersistenceContext
    private EntityManager em;

    public AccountSendMessageBean() {
    }

    public void onMessage(Message message) {
        ObjectMessage msg = null;
        try {
            if (message instanceof ObjectMessage) {
                msg = (ObjectMessage) message;
                Account e = (Account) msg.getObject();
                save(e);
                System.out.println("Yes......++++++");
            }
        } catch (JMSException e) {
            e.printStackTrace();
            mdc.setRollbackOnly();
            System.out.println("No.......++++++");
        } catch (Throwable te) {
            te.printStackTrace();
        }
    }

    public void save(Object object) {
        em.persist(object);
    }
}