/*
 *
 * 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 _DeliveryAdapter_
#define _DeliveryAdapter_

#include "BrokerMessageBase.h"
#include "DeliveryId.h"
#include "DeliveryToken.h"
#include "qpid/framing/amqp_types.h"

namespace qpid {
namespace broker {

    /**
     * The intention behind this interface is to separate the generic
     * handling of some form of message delivery to clients that is
     * contained in the version independent Channel class from the
     * details required for a particular situation or
     * version. i.e. where the existing adapters allow (through
     * supporting the generated interface for a version of the
     * protocol) inputs of a channel to be adapted to the version
     * independent part, this does the same for the outputs.
     */
    class DeliveryAdapter
    {
    public:
        virtual DeliveryId deliver(Message::shared_ptr& msg, DeliveryToken::shared_ptr token) = 0;
        virtual void redeliver(Message::shared_ptr& msg, DeliveryToken::shared_ptr token, DeliveryId tag) = 0;
        virtual ~DeliveryAdapter(){}
    };

}}


#endif
