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// **********************************************************************
//
// Copyright (c) 2003-2005 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>
#ifndef ICEE_PURE_BLOCKING_CLIENT
# include <IceE/Mutex.h>
# include <IceE/Monitor.h>
#endif
#include <IceE/BasicStream.h>
#include <IceE/OperationMode.h>
namespace Ice
{
class LocalException;
}
namespace IceInternal
{
//
// An exception wrapper, which is used to indicate that an operation
// that failed due to an exception is not repeatable if "at-most-once"
// semantics must be guaranteed.
//
class ICE_API NonRepeatable
{
public:
NonRepeatable(const NonRepeatable&);
NonRepeatable(const Ice::LocalException&);
const Ice::LocalException* get() const;
private:
const NonRepeatable& operator=(const NonRepeatable&);
std::auto_ptr<Ice::LocalException> _ex;
};
class ICE_API Outgoing : private IceUtil::noncopyable
{
public:
Outgoing(Ice::Connection*, Reference*, const std::string&, Ice::OperationMode, const Ice::Context&);
virtual ~Outgoing() {}
virtual bool invoke(); // Returns true if ok, false if user exception.
void abort(const Ice::LocalException&);
// Inlined for speed optimization.
BasicStream* is() { return &_is; }
BasicStream* os() { return &_os; }
protected:
void finishedInternal();
//
// 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;
enum
{
StateUnsent,
StateInProgress,
StateOK,
StateUserException,
StateLocalException
} _state;
BasicStream _is;
BasicStream _os;
};
#ifndef ICEE_PURE_BLOCKING_CLIENT
class ICE_API OutgoingM : public Outgoing , public IceUtil::Monitor<IceUtil::Mutex >
{
public:
OutgoingM(Ice::Connection*, Reference*, const std::string&, Ice::OperationMode, const Ice::Context&);
virtual ~OutgoingM() {}
bool invoke(); // Returns true if ok, false if user exception.
void finished(BasicStream&);
void finished(const Ice::LocalException&);
};
#endif
}
#endif
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