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/*
*
* 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.
*
*/
#ifndef _LFSessionContext_
#define _LFSessionContext_
#include <queue>
#include "apr_network_io.h"
#include "apr_poll.h"
#include "apr_time.h"
#include "AMQFrame.h"
#include "APRMonitor.h"
#include "APRSocket.h"
#include "Buffer.h"
#include "IOSession.h"
#include "LFProcessor.h"
#include "SessionContext.h"
#include "SessionHandler.h"
namespace qpid {
namespace io {
class LFSessionContext : public virtual SessionContext, public virtual IOSession
{
const bool debug;
APRSocket socket;
bool initiated;
qpid::framing::Buffer in;
qpid::framing::Buffer out;
SessionHandler* handler;
LFProcessor* const processor;
apr_pollfd_t fd;
std::queue<qpid::framing::AMQFrame*> framesToWrite;
qpid::concurrent::APRMonitor writeLock;
bool processing;
bool closing;
//these are just for debug, as a crude way of detecting concurrent access
volatile unsigned int reading;
volatile unsigned int writing;
static qpid::concurrent::APRMonitor logLock;
void log(const std::string& desc, qpid::framing::AMQFrame* const frame);
public:
LFSessionContext(apr_pool_t* pool, apr_socket_t* socket,
LFProcessor* const processor,
bool debug = false);
~LFSessionContext();
virtual void send(qpid::framing::AMQFrame* frame);
virtual void close();
virtual void read();
virtual void write();
void init(SessionHandler* handler);
void startProcessing();
void stopProcessing();
void handleClose();
void shutdown();
inline apr_pollfd_t* const getFd(){ return &fd; }
inline bool isClosed(){ return !socket.isOpen(); }
};
}
}
#endif
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