org.apache.james.queue.jms.JMSMailQueueFactory Maven / Gradle / Ivy

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package org.apache.james.queue.jms;

import java.util.HashMap;
import java.util.Map;

import javax.annotation.Resource;
import javax.jms.ConnectionFactory;

import org.apache.commons.logging.Log;
import org.apache.james.lifecycle.LogEnabled;
import org.apache.james.queue.api.MailQueue;
import org.apache.james.queue.api.MailQueueFactory;

/**
 * {@link MailQueueFactory} implementation which use JMS
 * 
 *
 */
public class JMSMailQueueFactory implements MailQueueFactory, LogEnabled{

    
    
    private final Map queues = new HashMap();
    protected ConnectionFactory connectionFactory;
    protected Log log;
    
    @Resource(name="jmsConnectionFactory")
    public void setConnectionFactory(ConnectionFactory connectionFactory) {
        this.connectionFactory = connectionFactory;
    }
    
    /*
     * 
     * (non-Javadoc)
     * @see org.apache.james.queue.activemq.MailQueueFactory#getQueue(java.lang.String)
     */
    public synchronized final MailQueue getQueue(String name) {
        MailQueue queue = queues.get(name);
        if (queue == null) {
            queue = createMailQueue(name);
            queues.put(name, queue);
        }

        return queue;
    }


    /**
     * Create a {@link MailQueue} for the given name
     * 
     * @param name
     * @return queue
     */
    protected MailQueue createMailQueue(String name) {
    	return new JMSMailQueue(connectionFactory, name, log);
    }

    /*
     * (non-Javadoc)
     * @see org.apache.james.lifecycle.LogEnabled#setLog(org.apache.commons.logging.Log)
     */
    public void setLog(Log log) {
        this.log = log;
    }
}