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#ifndef _QmfEngineSequenceManager_
#define _QmfEngineSequenceManager_
/*
* 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/sys/Mutex.h"
#include <boost/shared_ptr.hpp>
#include <map>
namespace qpid {
namespace framing {
class Buffer;
}
}
namespace qmf {
namespace engine {
class SequenceContext {
public:
typedef boost::shared_ptr<SequenceContext> Ptr;
SequenceContext() {}
virtual ~SequenceContext() {}
virtual void reserve() = 0;
virtual bool handleMessage(uint8_t opcode, uint32_t sequence, const std::string& routingKey, qpid::framing::Buffer& buffer) = 0;
virtual void release() = 0;
};
class SequenceManager {
public:
SequenceManager();
void setUnsolicitedContext(SequenceContext::Ptr ctx);
uint32_t reserve(SequenceContext::Ptr ctx = SequenceContext::Ptr());
void release(uint32_t sequence);
void releaseAll();
void dispatch(uint8_t opcode, uint32_t sequence, const std::string& routingKey, qpid::framing::Buffer& buffer);
private:
mutable qpid::sys::Mutex lock;
uint32_t nextSequence;
SequenceContext::Ptr unsolicitedContext;
std::map<uint32_t, SequenceContext::Ptr> contextMap;
};
}
}
#endif
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