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/* -*- C++ -*- */
//=============================================================================
/**
* @file IO_Handler_Repository.h
*
* $Id$
*
* @author Balachandran Natarajan <bala@cs.wustl.edu>
*/
//=============================================================================
#ifndef TAO_ACE_IO_HANDLER_REPOSITORY_H
#define TAO_ACE_IO_HANDLER_REPOSITORY_H
#include "ace/pre.h"
#include "TAO_ACE_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "IO_Event_Masks.h"
#include "ace/Global_Macros.h"
class TAO_ACE_IO_Event_Handler;
/**
* @class TAO_ACE_IO_Handler_Repository
*
* @brief Provides an abstract interface for handling socket events.
*
* @@ todo<Bala>: Write comments
*/
class TAO_ACE_Export TAO_ACE_IO_Handler_Repository
{
public:
virtual ~TAO_ACE_IO_Handler_Repository (void) = 0;
class IO_Handler_State
{
public:
/// Ctor
IO_Handler_State (void);
/// Number of threads actually dispatched to the socket handler
long thread_count_;
/// Has the handler been marked for deletion?
int marked_for_deletion_;
/// The IO event handler
TAO_ACE_IO_Event_Handler *event_handler_;
};
/// Some common methods go here..
virtual int bind (TAO_ACE_IO_Event_Handler *eh,
TAO_ACE_IO_Event_Masks::Event_Masks mask) = 0;
virtual int unbind (TAO_ACE_IO_Event_Handler *eh,
TAO_ACE_IO_Event_Masks::Event_Masks mask) = 0;
virtual int add_masks (ACE_HANDLE io,
TAO_ACE_IO_Event_Masks::Event_Masks mask) = 0;
virtual int clr_masks (ACE_HANDLE io,
TAO_ACE_IO_Event_Masks::Event_Masks mask) = 0;
virtual int find_state (ACE_HANDLE h,
TAO_ACE_IO_Handler_Repository::IO_Handler_State &st) = 0;
virtual int rebind_state (
TAO_ACE_IO_Handler_Repository::IO_Handler_State &st) = 0;
protected:
/// @todo: Cant this be defined here?
virtual int is_handle_valid (ACE_HANDLE handle) = 0;
private:
ACE_UNIMPLEMENTED_FUNC (void operator= (const TAO_ACE_IO_Handler_Repository &));
};
#if defined (__ACE_INLINE__)
#include "IO_Handler_Repository.inl"
#endif /* __ACE_INLINE__ */
#include "ace/post.h"
#endif /*TAO_ACE_IO_HANDLER_REPOSITORY_H*/
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