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// This may look like C, but it's really -*- C++ -*-
//=============================================================================
/**
* @file Wait_Strategy.h
*
* $Id$
*
* @author Alexander Babu Arulanthu <alex@cs.wustl.edu>
*/
//=============================================================================
#ifndef TAO_WAIT_STRATEGY_H
#define TAO_WAIT_STRATEGY_H
#include /**/ "ace/pre.h"
#include "tao/corbafwd.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
class ACE_Time_Value;
class TAO_ORB_Core;
class TAO_Transport;
class TAO_Synch_Reply_Dispatcher;
/**
* @class TAO_Wait_Strategy
*
* @brief Strategy for waiting for the reply.
*
*/
class TAO_Export TAO_Wait_Strategy
{
public:
/// Constructor.
TAO_Wait_Strategy (TAO_Transport *transport);
/// Destructor.
virtual ~TAO_Wait_Strategy (void);
/**
* The user is going to send a request, prepare any internal
* variables because the reply may arrive *before* the user calls
* wait.
*/
virtual int sending_request (TAO_ORB_Core *orb_core,
int two_way);
/// Base class virtual method. Wait till the <reply_received> flag is
/// true or the time expires.
virtual int wait (ACE_Time_Value *max_wait_time,
TAO_Synch_Reply_Dispatcher &rd) = 0;
/// Register the handler needs with the reactor provided that it makes
/// sense for the strategy.
virtual int register_handler (void) = 0;
/// Returns a value to indicate whether the transport needs to set
/// the socket on which it is waiting to non-blocking mode or not.
virtual int non_blocking (void) = 0;
/// Get/Set method for the flag
int is_registered (void);
void is_registered (int flag);
protected:
/// Transport object.
TAO_Transport *transport_;
/// Flag to indicate whether the service handler that created the
/// above transport has been registered with the reactor or not. The
/// default is 0.
int is_registered_;
};
#if defined (__ACE_INLINE__)
# include "Wait_Strategy.inl"
#endif /* __ACE_INLINE__ */
#include /**/ "ace/post.h"
#endif /* TAO_WAIT_STRATEGY_H */
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