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// **********************************************************************
//
// Copyright (c) 2003-2007 ZeroC, Inc. All rights reserved.
//
// This copy of Ice-E is licensed to you under the terms described in the
// ICEE_LICENSE file included in this distribution.
//
// **********************************************************************
#ifndef ICEE_OUTGOING_H
#define ICEE_OUTGOING_H
#include <IceE/ConnectionF.h>
#include <IceE/ReferenceF.h>
#include <IceE/BasicStream.h>
#include <IceE/OperationMode.h>
namespace Ice
{
class LocalException;
}
namespace IceInternal
{
//
// An exception wrapper, which is used for local exceptions that
// require special retry considerations.
//
class ICE_API LocalExceptionWrapper
{
public:
LocalExceptionWrapper(const Ice::LocalException&, bool);
LocalExceptionWrapper(const LocalExceptionWrapper&);
const Ice::LocalException* get() const;
//
// If true, always repeat the request. Don't take retry settings
// or "at-most-once" guarantees into account.
//
// If false, only repeat the request if the retry settings allow
// to do so, and if "at-most-once" does not need to be guaranteed.
//
bool retry() const;
private:
const LocalExceptionWrapper& operator=(const LocalExceptionWrapper&);
std::auto_ptr<Ice::LocalException> _ex;
bool _retry;
};
class ICE_API Outgoing : private IceUtil::noncopyable
{
public:
enum State
{
StateUnsent,
StateInProgress,
StateOK,
StateUserException,
StateLocalException
};
Outgoing(Ice::Connection*, Reference*, const std::string&, Ice::OperationMode, const Ice::Context*);
~Outgoing() {}
bool invoke(); // Returns true if ok, false if user exception.
void abort(const Ice::LocalException&);
void finished(BasicStream&);
void finished(const Ice::LocalException&);
// Inlined for speed optimization.
BasicStream* stream() { return &_stream; }
State state() { return _state; }
protected:
//
// Optimization. The connection and the reference may not be
// deleted while a stack-allocated Outgoing still holds it.
//
Ice::Connection* _connection;
Reference* _reference;
std::auto_ptr<Ice::LocalException> _exception;
State _state;
BasicStream _stream;
};
}
#endif
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