【Java开源代码栏目提醒】:网学会员--在 Java开源代码编辑为广大网友搜集整理了:AccountsCancelInterceptor.java绩等信息,祝愿广大网友取得需要的信息,参考学习。
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package org.jboss.tutorial.interceptor.bean;
import javax.interceptor.InvocationContext;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueSender;
import javax.jms.QueueSession;
import javax.jms.Session;
/**
*
* @author <a href="kabir.3710167@qq.com">Kabir Khan</a>
* @version $Revision: 1.1.2.4 $
*/
public class AccountsCancelInterceptor extends AccountsInterceptor
{
QueueConnectionFactory cf;
Queue queue;
QueueConnection conn;
public Object sendCancelMessage(InvocationContext ctx) throws Exception
{
QueueSession session = null;
try
{
System.out.println("*** AccountsCancelInterceptor intercepting " + ctx.getMethod().getName());
System.out.println("*** AccountsConfirmInterceptor - notifying accounts dept");
session = getConnection().createQueueSession(false, Session.AUTO_ACKNOWLEDGE);
Message msg = session.createTextMessage("Cancelling order " + ctx.getParameters()[0]);
QueueSender sender = session.createSender(queue);
sender.send(msg);
return ctx.proceed();
}
catch(Exception e)
{
throw new RuntimeException(e);
}
finally
{
try{session.close();}catch(Exception e) {}
System.out.println("*** AccountsCancelInterceptor exiting");
}
}
QueueConnection getConnection() throws JMSException
{
if (conn == null)
{
synchronized(cf)
{
if (conn == null)
{
conn = cf.createQueueConnection();
}
}
}
return conn;
}
}