client/src/main/java/org/apache/qpid/client/AMQTemporaryTopic.java

/*
 *
 * 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.qpid.client;

import javax.jms.JMSException;
import javax.jms.TemporaryTopic;
import java.util.UUID;

/**
 * AMQ implementation of TemporaryTopic.
 */
class AMQTemporaryTopic extends AMQTopic implements TemporaryTopic, TemporaryDestination
{

    private static final long serialVersionUID = -4990099300883216207L;
    private final AMQSession _session;
    private boolean _deleted;
    /**
     * Create new temporary topic.
     */
    public AMQTemporaryTopic(AMQSession session)
    {
        super(session.getTemporaryTopicExchangeName(),"tmp_" + UUID.randomUUID());
        _session = session;
    }

    /**
     * @see javax.jms.TemporaryTopic#delete()
     */
    public void delete() throws JMSException
    {
        if(_session.hasConsumer(this))
        {
            throw new JMSException("Temporary Topic has consumers so cannot be deleted");
        }

        try
        {
            _session.deleteTemporaryDestination(this);
        }
        finally
        {
            _deleted = true;
        }
    }

    public AMQSession getSession()
    {
        return _session;
    }

    public boolean isDeleted()
    {
        return _deleted;
    }

}