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#ifndef _framing_MethodContext_h
#define _framing_MethodContext_h
/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed 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 "OutputHandler.h"
#include "ProtocolVersion.h"
namespace qpid {
namespace framing {
class BodyHandler;
class AMQMethodBody;
/**
* Invocation context for an AMQP method.
* Some of the context information is related to the channel, some
* to the specific invocation - e.g. requestId.
*
* All generated proxy and handler functions take a MethodContext parameter.
*
* The user does not need to create MethodContext objects explicitly,
* the constructor will implicitly create one from a channel ID.
*
* Other context members are for internal use.
*/
struct MethodContext
{
/**
* Passing a integer channel-id in place of a MethodContext
* will automatically construct the MethodContext.
*/
MethodContext(
const AMQMethodBody* method,
ChannelId channel, OutputHandler* output=0, RequestId request=0)
: channelId(channel), out(output), requestId(request),
methodBody(method) {}
/** \internal Channel on which the method is sent. */
ChannelId channelId;
/** Output handler for responses in this context */
OutputHandler* out;
/** \internal If we are in the context of processing an incoming request,
* this is the ID. Otherwise it is 0.
*/
RequestId requestId;
/** \internal This is the Method Body itself
* It's useful for passing around instead of unpacking all its parameters
*/
const AMQMethodBody* methodBody;
};
}} // namespace qpid::framing
#endif /*!_framing_MethodContext_h*/
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