src/main/activemq/cmsutil/CachedConsumer.h

/*
 * 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.
 */

#ifndef ACTIVEMQ_CMSUTIL_CACHEDCONSUMER_H_
#define ACTIVEMQ_CMSUTIL_CACHEDCONSUMER_H_

#include <cms/MessageConsumer.h>

namespace activemq {
namespace cmsutil {

    /**
     * A cached message consumer contained within a pooled session.
     */
    class CachedConsumer : public cms::MessageConsumer {
    private:
        
        cms::MessageConsumer* consumer;
        
    public:
        
        CachedConsumer( cms::MessageConsumer* consumer ) {
            this->consumer = consumer;
        }
        
        virtual ~CachedConsumer() {}
        
        /**
         * Does nothing - the real producer resource will be closed
         * by the lifecycle manager.
         */
        virtual void close() throw( cms::CMSException ){
            // Do nothing.
        }

        virtual cms::Message* receive() throw ( cms::CMSException ) {
            return consumer->receive();
        }

        virtual cms::Message* receive( int millisecs ) throw ( cms::CMSException ) {
            return consumer->receive(millisecs);
        }

        virtual cms::Message* receiveNoWait() throw ( cms::CMSException ) {
            return consumer->receiveNoWait();
        }

        virtual void setMessageListener( cms::MessageListener* listener ) {
            consumer->setMessageListener(listener);
        }

        virtual cms::MessageListener* getMessageListener() const {
            return consumer->getMessageListener();
        }

        virtual std::string getMessageSelector() const 
            throw ( cms::CMSException ) {
            return consumer->getMessageSelector();
        }
        
    };

}}

#endif /*ACTIVEMQ_CMSUTIL_CACHEDCONSUMER_H_*/