/**
 *  Copyright 2005-2015 Red Hat, Inc.
 *
 *  Red Hat 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 io.fabric8.activemq.facade;

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

/**
 * 
 * 
 */
public class QueueBrowseQuery extends DestinationFacade {
    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());
    }

    
}
