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