ActiveMQ example source code file (QueueBrowseQuery.java)

This example ActiveMQ source code file (QueueBrowseQuery.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - ActiveMQ tags/keywords

destinationfacade, disposablebean, exception, jmsexception, jmsexception, queue, queuebrowsequery, queuebrowsequery, queuebrowser, queuebrowser, session, sessionpool, string, string

The ActiveMQ QueueBrowseQuery.java source code

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.activemq.web;

import javax.jms.JMSException;
import javax.jms.Queue;
import javax.jms.QueueBrowser;
import javax.jms.Session;

import org.springframework.beans.factory.DisposableBean;

/**
 * 
 * 
 */
public class QueueBrowseQuery extends DestinationFacade implements DisposableBean {
    private SessionPool sessionPool;
    private String selector;
    private Session session;
    private Queue queue;
    private QueueBrowser browser;

    public QueueBrowseQuery(BrokerFacade brokerFacade, SessionPool sessionPool) throws JMSException {
        super(brokerFacade);
        this.sessionPool = sessionPool;
        this.session = sessionPool.borrowSession();
        setJMSDestinationType("query");
    }

    public void destroy() throws Exception {
        if (browser != null) {
            browser.close();
        }
        sessionPool.returnSession(session);
        session = null;
    }

    public QueueBrowser getBrowser() throws JMSException {
        if (browser == null) {
            browser = createBrowser();
        }
        return browser;
    }

    public void setBrowser(QueueBrowser browser) {
        this.browser = browser;
    }

    public Queue getQueue() throws JMSException {
        if (queue == null) {
            queue = session.createQueue(getValidDestination());
        }
        return queue;
    }

    public void setQueue(Queue queue) {
        this.queue = queue;
    }

    public String getSelector() {
        return selector;
    }

    public void setSelector(String selector) {
        this.selector = selector;
    }

    public Session getSession() {
        return session;
    }

    public boolean isQueue() {
        return true;
    }

    protected QueueBrowser createBrowser() throws JMSException {
        return getSession().createBrowser(getQueue(), getSelector());
    }

    
}