/usr/include/qpid/broker/SessionAdapter.h is in libqpidbroker2-dev 0.16-7ubuntu5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#define _broker_SessionAdapter_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 "qpid/broker/HandlerImpl.h"
#include "qpid/broker/ConnectionToken.h"
#include "qpid/broker/OwnershipToken.h"
#include "qpid/Exception.h"
#include "qpid/framing/AMQP_ServerOperations.h"
#include "qpid/framing/reply_exceptions.h"
#include "qpid/framing/StructHelper.h"
#include <algorithm>
#include <vector>
#include <boost/function.hpp>
#include <boost/shared_ptr.hpp>
namespace qpid {
namespace broker {
class Channel;
class Connection;
class Broker;
class Queue;
/**
* SessionAdapter translates protocol-specific AMQP commands for one
* specific version of AMQP into calls on the core broker objects. It
* is a container for a collection of adapters.
*
* Each adapter class provides a client proxy to send methods to the
* peer broker or client.
*
*/
class SessionAdapter : public HandlerImpl, public framing::AMQP_ServerOperations
{
public:
SessionAdapter(SemanticState& session);
framing::ProtocolVersion getVersion() const { return session.getConnection().getVersion();}
MessageHandler* getMessageHandler(){ return &messageImpl; }
ExchangeHandler* getExchangeHandler(){ return &exchangeImpl; }
QueueHandler* getQueueHandler(){ return &queueImpl; }
ExecutionHandler* getExecutionHandler(){ return &executionImpl; }
TxHandler* getTxHandler(){ return &txImpl; }
DtxHandler* getDtxHandler(){ return &dtxImpl; }
ConnectionHandler* getConnectionHandler() { throw framing::NotImplementedException("Class not implemented"); }
SessionHandler* getSessionHandler() { throw framing::NotImplementedException("Class not implemented"); }
FileHandler* getFileHandler() { throw framing::NotImplementedException("Class not implemented"); }
StreamHandler* getStreamHandler() { throw framing::NotImplementedException("Class not implemented"); }
template <class F> void eachExclusiveQueue(F f)
{
queueImpl.eachExclusiveQueue(f);
}
private:
//common base for utility methods etc that are specific to this adapter
struct HandlerHelper : public HandlerImpl
{
HandlerHelper(SemanticState& s) : HandlerImpl(s) {}
boost::shared_ptr<Queue> getQueue(const std::string& name) const;
};
class ExchangeHandlerImpl :
public ExchangeHandler,
public HandlerHelper
{
public:
ExchangeHandlerImpl(SemanticState& session) : HandlerHelper(session) {}
void declare(const std::string& exchange, const std::string& type,
const std::string& alternateExchange,
bool passive, bool durable, bool autoDelete,
const qpid::framing::FieldTable& arguments);
void delete_(const std::string& exchange, bool ifUnused);
framing::ExchangeQueryResult query(const std::string& name);
void bind(const std::string& queue,
const std::string& exchange, const std::string& routingKey,
const qpid::framing::FieldTable& arguments);
void unbind(const std::string& queue,
const std::string& exchange,
const std::string& routingKey);
framing::ExchangeBoundResult bound(const std::string& exchange,
const std::string& queue,
const std::string& routingKey,
const framing::FieldTable& arguments);
private:
void checkType(boost::shared_ptr<Exchange> exchange, const std::string& type);
void checkAlternate(boost::shared_ptr<Exchange> exchange,
boost::shared_ptr<Exchange> alternate);
};
class QueueHandlerImpl : public QueueHandler,
public HandlerHelper
{
Broker& broker;
std::vector< boost::shared_ptr<Queue> > exclusiveQueues;
public:
QueueHandlerImpl(SemanticState& session);
~QueueHandlerImpl();
void declare(const std::string& queue,
const std::string& alternateExchange,
bool passive, bool durable, bool exclusive,
bool autoDelete,
const qpid::framing::FieldTable& arguments);
void delete_(const std::string& queue,
bool ifUnused, bool ifEmpty);
void purge(const std::string& queue);
framing::QueueQueryResult query(const std::string& queue);
bool isLocal(const ConnectionToken* t) const;
void destroyExclusiveQueues();
void checkDelete(boost::shared_ptr<Queue> queue, bool ifUnused, bool ifEmpty);
template <class F> void eachExclusiveQueue(F f)
{
std::for_each(exclusiveQueues.begin(), exclusiveQueues.end(), f);
}
};
class MessageHandlerImpl :
public MessageHandler,
public HandlerHelper
{
typedef boost::function<void(DeliveryId, DeliveryId)> RangedOperation;
RangedOperation releaseRedeliveredOp;
RangedOperation releaseOp;
RangedOperation rejectOp;
RangedOperation acceptOp;
public:
MessageHandlerImpl(SemanticState& session);
void transfer(const std::string& destination,
uint8_t acceptMode,
uint8_t acquireMode);
void accept(const framing::SequenceSet& commands);
void reject(const framing::SequenceSet& commands,
uint16_t code,
const std::string& text);
void release(const framing::SequenceSet& commands,
bool setRedelivered);
framing::MessageAcquireResult acquire(const framing::SequenceSet&);
void subscribe(const std::string& queue,
const std::string& destination,
uint8_t acceptMode,
uint8_t acquireMode,
bool exclusive,
const std::string& resumeId,
uint64_t resumeTtl,
const framing::FieldTable& arguments);
void cancel(const std::string& destination);
void setFlowMode(const std::string& destination,
uint8_t flowMode);
void flow(const std::string& destination,
uint8_t unit,
uint32_t value);
void flush(const std::string& destination);
void stop(const std::string& destination);
framing::MessageResumeResult resume(const std::string& destination,
const std::string& resumeId);
};
class ExecutionHandlerImpl : public ExecutionHandler, public HandlerHelper
{
public:
ExecutionHandlerImpl(SemanticState& session) : HandlerHelper(session) {}
void sync();
void result(const framing::SequenceNumber& commandId, const std::string& value);
void exception(uint16_t errorCode,
const framing::SequenceNumber& commandId,
uint8_t classCode,
uint8_t commandCode,
uint8_t fieldIndex,
const std::string& description,
const framing::FieldTable& errorInfo);
};
class TxHandlerImpl : public TxHandler, public HandlerHelper
{
public:
TxHandlerImpl(SemanticState& session) : HandlerHelper(session) {}
void select();
void commit();
void rollback();
};
class DtxHandlerImpl : public DtxHandler, public HandlerHelper, private framing::StructHelper
{
std::string convert(const framing::Xid& xid);
public:
DtxHandlerImpl(SemanticState& session) : HandlerHelper(session) {}
void select();
framing::XaResult start(const framing::Xid& xid,
bool join,
bool resume);
framing::XaResult end(const framing::Xid& xid,
bool fail,
bool suspend);
framing::XaResult commit(const framing::Xid& xid,
bool onePhase);
void forget(const framing::Xid& xid);
framing::DtxGetTimeoutResult getTimeout(const framing::Xid& xid);
framing::XaResult prepare(const framing::Xid& xid);
framing::DtxRecoverResult recover();
framing::XaResult rollback(const framing::Xid& xid);
void setTimeout(const framing::Xid& xid, uint32_t timeout);
};
ExchangeHandlerImpl exchangeImpl;
QueueHandlerImpl queueImpl;
MessageHandlerImpl messageImpl;
ExecutionHandlerImpl executionImpl;
TxHandlerImpl txImpl;
DtxHandlerImpl dtxImpl;
};
}} // namespace qpid::broker
#endif /*!_broker_SessionAdapter_h*/
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