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#ifndef QPID_FRAMING_HANDLER_H
#define QPID_FRAMING_HANDLER_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.
*
*/
#include "qpid/shared_ptr.h"
#include <assert.h>
namespace qpid {
namespace framing {
/** Interface for handler for values of type T.
* Handlers can be linked into chains via the next pointer.
*/
template <class T> struct Handler {
typedef T ParamType;
typedef shared_ptr<Handler> Chain;
/** Handler chains for incoming and outgoing traffic. */
struct Chains {
Chains() {}
Chains(Chain i, Chain o) : in(i), out(o) {}
Chains(Handler* i, Handler* o) : in(i), out(o) {}
Chain in;
Chain out;
};
Handler() {}
Handler(Chain next_) : next(next_) {}
virtual ~Handler() {}
virtual void handle(T) = 0;
/** Next handler. Public so chains can be modified by altering next. */
Chain next;
};
}}
#endif /*!QPID_FRAMING_HANDLER_H*/
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