server/dep/acelite/ace/Dynamic_Service_Base.h
2023-01-01 00:55:45 +00:00

73 lines
2.1 KiB
C++

/* -*- C++ -*- */
//=============================================================================
/**
* @file Dynamic_Service_Base.h
*
* $Id: Dynamic_Service_Base.h 89454 2010-03-11 09:35:25Z johnnyw $
*
* @author Prashant Jain <pjain@cs.wustl.edu>
* @author Douglas C. Schmidt <schmidt@cs.wustl.edu>
*/
//=============================================================================
#ifndef ACE_DYNAMIC_SERVICE_BASE_H
#define ACE_DYNAMIC_SERVICE_BASE_H
#include /**/ "ace/pre.h"
#include /**/ "ace/ACE_export.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
ACE_BEGIN_VERSIONED_NAMESPACE_DECL
class ACE_Service_Gestalt;
class ACE_Service_Type;
/**
* @class ACE_Dynamic_Service_Base
*
* @brief Base class for all ACE_Dynamic_Service instantiations.
*
* Factors out common code shared by all ACE_Dynamic_Service
* instantiations, this avoid code bloat.
*/
class ACE_Export ACE_Dynamic_Service_Base
{
public:
/// Dump the current static of the object
void dump (void) const;
protected:
/// Perform the default repo search, but optionally skip searching the global
/// repo.
static void* instance (const ACE_TCHAR *name, bool no_global = false);
static void* instance (const ACE_Service_Gestalt* repo,
const ACE_TCHAR *name,
bool no_global = false);
/// No need to create, or assign instances of this class
ACE_Dynamic_Service_Base (void);
~ACE_Dynamic_Service_Base (void);
const ACE_Dynamic_Service_Base& operator= (const ACE_Dynamic_Service_Base&);
private:
/// Implement the service search policy, i.e. "look for the service first
/// locally and then globally"
static const ACE_Service_Type *find_i (const ACE_Service_Gestalt* &repo,
const ACE_TCHAR *name,
bool no_global);
/// The dependency declaration class needs access to the service search
/// policy, implemented by find_i()
friend class ACE_Dynamic_Service_Dependency;
};
ACE_END_VERSIONED_NAMESPACE_DECL
#include /**/ "ace/post.h"
#endif /* ACE_DYNAMIC_SERVICE_BASE_H */