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// **********************************************************************
//
// Copyright (c) 2003-2004 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef ICE_CONNECTION_I_H
#define ICE_CONNECTION_I_H
#include <IceUtil/Mutex.h>
#include <IceUtil/Monitor.h>
#include <IceUtil/Time.h>
#include <Ice/Connection.h>
#include <Ice/ConnectionIF.h>
#include <Ice/ConnectionFactoryF.h>
#include <Ice/InstanceF.h>
#include <Ice/TransceiverF.h>
#include <Ice/ObjectAdapterF.h>
#include <Ice/ServantManagerF.h>
#include <Ice/EndpointF.h>
#include <Ice/LoggerF.h>
#include <Ice/TraceLevelsF.h>
#include <Ice/OutgoingAsyncF.h>
#include <Ice/EventHandler.h>
namespace IceInternal
{
class Outgoing;
}
namespace Ice
{
class LocalException;
class ConnectionI : public Connection, public IceInternal::EventHandler, public IceUtil::Monitor<IceUtil::Mutex>
{
public:
void validate();
enum DestructionReason
{
ObjectAdapterDeactivated,
CommunicatorDestroyed
};
void activate();
void hold();
void destroy(DestructionReason);
bool isValidated() const;
bool isDestroyed() const;
bool isFinished() const;
void waitUntilHolding() const;
void waitUntilFinished(); // Not const, as this might close the connection upon timeout.
void monitor();
void prepareRequest(IceInternal::BasicStream*);
void sendRequest(IceInternal::BasicStream*, IceInternal::Outgoing*, bool);
void sendAsyncRequest(IceInternal::BasicStream*, const IceInternal::OutgoingAsyncPtr&, bool);
void prepareBatchRequest(IceInternal::BasicStream*);
void finishBatchRequest(IceInternal::BasicStream*, bool);
virtual void flushBatchRequests(); // From Connection.
void sendResponse(IceInternal::BasicStream*, Byte);
void sendNoResponse();
int timeout() const;
IceInternal::EndpointPtr endpoint() const;
void setAdapter(const ObjectAdapterPtr&);
ObjectAdapterPtr getAdapter() const;
virtual ObjectPrx createProxy(const Identity& ident) const; // From Connection.
//
// Operations from EventHandler
//
virtual bool datagram() const;
virtual bool readable() const;
virtual void read(IceInternal::BasicStream&);
virtual void message(IceInternal::BasicStream&, const IceInternal::ThreadPoolPtr&);
virtual void finished(const IceInternal::ThreadPoolPtr&);
virtual void exception(const LocalException&);
virtual std::string type() const; // From Connection.
virtual std::string toString() const; // From Connection and EvantHandler.
//
// Compare connections for sorting purposes.
//
virtual bool operator==(const ConnectionI&) const;
virtual bool operator!=(const ConnectionI&) const;
virtual bool operator<(const ConnectionI&) const;
private:
ConnectionI(const IceInternal::InstancePtr&, const IceInternal::TransceiverPtr&,
const IceInternal::EndpointPtr&, const ObjectAdapterPtr&);
virtual ~ConnectionI();
friend class IceInternal::IncomingConnectionFactory;
friend class IceInternal::OutgoingConnectionFactory;
enum State
{
StateNotValidated,
StateActive,
StateHolding,
StateClosing,
StateClosed
};
void setState(State, const LocalException&);
void setState(State);
void initiateShutdown() const;
void registerWithPool();
void unregisterWithPool();
static void doCompress(IceInternal::BasicStream&, IceInternal::BasicStream&);
static void doUncompress(IceInternal::BasicStream&, IceInternal::BasicStream&);
IceInternal::TransceiverPtr _transceiver;
const std::string _desc;
const std::string _type;
const IceInternal::EndpointPtr _endpoint;
ObjectAdapterPtr _adapter;
IceInternal::ServantManagerPtr _servantManager;
const LoggerPtr _logger;
const IceInternal::TraceLevelsPtr _traceLevels;
bool _registeredWithPool;
const IceInternal::ThreadPoolPtr _threadPool;
const bool _warn;
const int _acmTimeout;
IceUtil::Time _acmAbsoluteTimeout;
const std::vector<Byte> _requestHdr;
const std::vector<Byte> _requestBatchHdr;
const std::vector<Byte> _replyHdr;
Int _nextRequestId;
std::map<Int, IceInternal::Outgoing*> _requests;
std::map<Int, IceInternal::Outgoing*>::iterator _requestsHint;
struct AsyncRequest
{
IceInternal::OutgoingAsyncPtr p;
IceUtil::Time t;
};
std::map<Int, AsyncRequest> _asyncRequests;
std::map<Int, AsyncRequest>::iterator _asyncRequestsHint;
std::auto_ptr<LocalException> _exception;
IceInternal::BasicStream _batchStream;
bool _batchStreamInUse;
int _batchRequestNum;
bool _batchRequestCompress;
int _dispatchCount;
State _state; // The current state.
IceUtil::Time _stateTime; // The last time when the state was changed.
//
// We have a separate mutex for sending, so that we don't block
// the whole connection when we do a blocking send.
//
IceUtil::Mutex _sendMutex;
};
}
#endif
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