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Diffstat (limited to 'ace/Functor.h')
-rw-r--r-- | ace/Functor.h | 248 |
1 files changed, 0 insertions, 248 deletions
diff --git a/ace/Functor.h b/ace/Functor.h deleted file mode 100644 index bce51209ff6..00000000000 --- a/ace/Functor.h +++ /dev/null @@ -1,248 +0,0 @@ -/* -*- C++ -*- */ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// ace -// -// = FILENAME -// Functor.h -// -// = DESCRIPTION -// Non-templatized classes and class template specializations for -// implementing function objects that are used in various places -// in ACE. There are currently two major categories of function -// objects in ACE: GoF Command Pattern objects, and STL-style -// functors for comparison of container elements. The command objects -// are invoked via an execute () method, while the STL-style functors are -// invoked via an operator() () method. -// Non-templatized classes for implementing the GoF Command Pattern, -// also known as functors or function objects. -// -// = AUTHOR -// Chris Gill <cdgill@cs.wustl.edu> -// -// Based on Command Pattern implementations originally done by -// -// Carlos O'Ryan <coryan@cs.wustl.edu> and -// Douglas C. Schmidt <schmidt@cs.wustl.edu> and -// Sergio Flores-Gaitan <sergio@cs.wustl.edu> -// -// and on STL-style functor implementations originally done by -// -// Irfan Pyarali <irfan@cs.wustl.edu> -// -// ============================================================================ - -#ifndef ACE_FUNCTOR_H -#define ACE_FUNCTOR_H -#include "ace/pre.h" - -#include "ace/ACE.h" - -#if !defined (ACE_LACKS_PRAGMA_ONCE) -# pragma once -#endif /* ACE_LACKS_PRAGMA_ONCE */ - -////////////////////////////////////////////////////////////// -// GOF Command Pattern Classes and Template Specializations // -////////////////////////////////////////////////////////////// - -class ACE_Export ACE_Command_Base -{ - // = TITLE - // Defines an abstract class that allows us to invoke commands - // without knowing anything about the implementation. - // - // = DESCRIPTION - // This class declares an interface to execute a command - // independent of the effect of the command, or the objects used - // to implement it. -public: - // = Initialization and termination methods. - ACE_Command_Base (void); - // Default constructor. - - virtual ~ACE_Command_Base (void); - // Virtaul destructor. - - virtual int execute (void *arg = 0) = 0; - // Invokes the method encapsulated by the command, passing along the - // passed argument (if any). Users of classes derived from this - // class must ensure that the resulting invocation can tolerate a - // null void pointer being passed, or otherwise ensure that this - // will never occur. -}; - -//////////////////////////////////////////////////////////// -// STL-style Functor Classes and Template Specializations // -//////////////////////////////////////////////////////////// - -// Forward declaration since we are going to specialize that template -// here. The template itself requires this file so every user of the -// template should also see the specialization. -template <class TYPE> class ACE_Hash; -template <class TYPE> class ACE_Equal_To; -template <class TYPE> class ACE_Less_Than; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<char> -{ - // = TITLE - // Function object for hashing a char -public: - u_long operator () (char t) const; - // Simply returns t -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<signed char> -{ - // = TITLE - // Function object for hashing a signed char -public: - u_long operator () (signed char t) const; - // Simply returns t -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<unsigned char> -{ - // = TITLE - // Function object for hashing an unsigned char -public: - u_long operator () (unsigned char t) const; - // Simply returns t -}; - -// @@ ADD HASHES FOR ACE TYPES - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<ACE_INT16> -{ - // = TITLE - // Function object for hashing a 16-bit signed number -public: - u_long operator () (ACE_INT16 t) const; - // Simply returns t -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<ACE_UINT16> -{ - // = TITLE - // Function object for hashing a 16-bit unsigned number -public: - u_long operator () (ACE_UINT16 t) const; - // Simply returns t -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<ACE_INT32> -{ - // = TITLE - // Function object for hashing a 32-bit signed number -public: - u_long operator () (ACE_INT32 t) const; - // Simply returns t -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<ACE_UINT32> -{ - // = TITLE - // Function object for hashing a 32-bit unsigned number -public: - u_long operator () (ACE_UINT32 t) const; - // Simply returns t -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<ACE_UINT64> -{ - // = TITLE - // Function object for hashing a 64-bit unsigned number -public: - u_long operator () (ACE_UINT64 t) const; - // Simply returns t -}; - -// @@ DONE ADDING HASHES FOR ACE TYPES - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<const ACE_TCHAR *> -{ - // = TITLE - // Function object for hashing a const string -public: - u_long operator () (const ACE_TCHAR *t) const; - // Calls ACE::hash_pjw -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Hash<ACE_TCHAR *> -{ - // = TITLE - // Function object for hashing a string -public: - u_long operator () (const ACE_TCHAR *t) const; - // Calls ACE::hash_pjw -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Equal_To<const ACE_TCHAR *> -{ - // = TITLE - // Function object for determining whether two const strings are equal. -public: - int operator () (const ACE_TCHAR *lhs, - const ACE_TCHAR *rhs) const; - // Simply calls ACE_OS::strcmp -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Equal_To<ACE_TCHAR *> -{ - // = TITLE - // Function object for determining whether two non-const - // strings are equal. -public: - int operator () (const ACE_TCHAR *lhs, - const ACE_TCHAR *rhs) const; - // Simply calls ACE_OS::strcmp -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Less_Than<const ACE_TCHAR *> -{ - // = TITLE - // Function object for determining whether the first const string - // is less than the second const string. -public: - int operator () (const ACE_TCHAR *lhs, - const ACE_TCHAR *rhs) const; - // Simply calls ACE_OS::strcmp -}; - -ACE_TEMPLATE_SPECIALIZATION -class ACE_Export ACE_Less_Than<ACE_TCHAR *> -{ - // = TITLE - // Function object for determining whether the first string - // is less than the second string. -public: - int operator () (const ACE_TCHAR *lhs, - const ACE_TCHAR *rhs) const; - // Simply calls ACE_OS::strcmp -}; - -#if defined (__ACE_INLINE__) -#include "ace/Functor.i" -#endif /* __ACE_INLINE__ */ - -// Include the templates here. -#include "ace/Functor_T.h" - -#include "ace/post.h" -#endif /* ACE_FUNCTOR_H */ |