Valuetype_Traits_T.h
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00001 #ifndef guard_valuetype_traits_hpp 00002 #define guard_valuetype_traits_hpp 00003 /** 00004 * @file 00005 * 00006 * @brief Implement the element manipulation traits for valuetype types. 00007 * 00008 * $Id: Valuetype_Traits_T.h 88803 2010-02-02 11:13:27Z vzykov $ 00009 * 00010 * @author Carlos O'Ryan 00011 */ 00012 #include "Valuetype_Traits_Base_T.h" 00013 #include "ace/OS_NS_string.h" 00014 00015 #include <algorithm> 00016 #include <functional> 00017 00018 TAO_BEGIN_VERSIONED_NAMESPACE_DECL 00019 00020 namespace TAO 00021 { 00022 namespace details 00023 { 00024 00025 template<class object_t, class object_t_var, class derived> 00026 struct valuetype_traits_decorator 00027 { 00028 typedef object_t object_type; 00029 typedef object_type * value_type; 00030 typedef object_type const * const_value_type; 00031 typedef object_t_var object_type_var; 00032 00033 inline static void zero_range( 00034 object_type ** begin, object_type ** end) 00035 { 00036 ACE_OS::memset (begin, 0, (end - begin) * sizeof (object_type*)); 00037 } 00038 00039 inline static void initialize_range( 00040 object_type ** begin, object_type ** end) 00041 { 00042 std::generate(begin, end, &derived::default_initializer); 00043 } 00044 00045 # if !defined (ACE_LACKS_MEMBER_TEMPLATES) 00046 // Allow MSVC++ >= 8 checked iterators to be used. 00047 template <typename iter> 00048 inline static void copy_range( 00049 object_type ** begin, object_type ** end, iter dst) 00050 { 00051 std::transform(begin, end, dst, &derived::duplicate); 00052 } 00053 # else 00054 inline static void copy_range( 00055 object_type ** begin, object_type ** end, object_type ** dst) 00056 { 00057 std::transform(begin, end, dst, &derived::duplicate); 00058 } 00059 # endif /* ACE_LACKS_MEMBER_TEMPLATES */ 00060 00061 # if !defined (ACE_LACKS_MEMBER_TEMPLATES) 00062 // Allow MSVC++ >= 8 checked iterators to be used. 00063 template <typename iter> 00064 inline static void copy_swap_range( 00065 object_type ** begin, object_type ** end, iter dst) 00066 { 00067 std::swap_ranges(begin, end, dst); 00068 } 00069 # else 00070 inline static void copy_swap_range( 00071 object_type ** begin, object_type ** end, object_type ** dst) 00072 { 00073 std::swap_ranges(begin, end, dst); 00074 } 00075 # endif /* ACE_LACKS_MEMBER_TEMPLATES */ 00076 00077 inline static void release_range( 00078 object_type ** begin, object_type ** end) 00079 { 00080 std::for_each(begin, end, &derived::release); 00081 } 00082 00083 inline static object_type const * initialize_if_zero(object_type * & element) 00084 { 00085 if (element == 0) 00086 { 00087 element = derived::nil(); 00088 } 00089 return element; 00090 } 00091 }; 00092 00093 template<typename object_t, typename object_t_var, bool dummy> 00094 struct valuetype_traits 00095 : public valuetype_traits_base<object_t, object_t_var> 00096 , public valuetype_traits_decorator<object_t, object_t_var, valuetype_traits<object_t,object_t_var,dummy> > 00097 { 00098 typedef object_t object_type; 00099 typedef object_type * value_type; 00100 typedef object_type const * const_value_type; 00101 typedef object_t_var object_type_var; 00102 }; 00103 00104 } // namespace details 00105 } // namespace CORBA 00106 00107 TAO_END_VERSIONED_NAMESPACE_DECL 00108 00109 #endif // guard_valuetype_traits_hpp
