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// **********************************************************************
//
// Copyright (c) 2001
// Mutable Realms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#ifndef ICE_OUTGOING_H
#define ICE_OUTGOING_H
#include <IceUtil/Mutex.h>
#include <IceUtil/Monitor.h>
#include <Ice/ConnectionF.h>
#include <Ice/ReferenceF.h>
#include <Ice/BasicStream.h>
#include <Ice/Current.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 : public ::IceUtil::noncopyable, public IceUtil::Monitor< IceUtil::Mutex >
{
public:
Outgoing(const ConnectionPtr&, const ReferencePtr&, const std::string&, ::Ice::OperationMode,
const ::Ice::Context&);
~Outgoing();
bool invoke(); // Returns true if ok, false if user exception.
void finished(BasicStream&);
void finished(const ::Ice::LocalException&);
BasicStream* is();
BasicStream* os();
private:
//
// Optimization. The connection and the reference may not be deleted
// while a stack-allocated Incoming still holds it.
//
const ConnectionPtr& _connection;
const ReferencePtr& _reference;
std::auto_ptr< ::Ice::LocalException> _exception;
enum
{
StateUnsent,
StateInProgress,
StateOK,
StateLocationForward,
StateUserException,
StateLocalException,
} _state;
BasicStream _is;
BasicStream _os;
};
}
#endif
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