ADTF  3.14.3
class_dependencies.h
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1 
7 #ifndef _ADTF_UCOM_ANT_CLASS_DEPENDENCIES_INCLUDES_HEADER_
8 #define _ADTF_UCOM_ANT_CLASS_DEPENDENCIES_INCLUDES_HEADER_
9 
10 #include <tuple>
11 #include <array>
12 #include <type_traits>
13 
14 //#################################################################################################
15 //##################################### DEFINES ###################################################
16 //#################################################################################################
17 
18 #ifndef ADTF_CLASS_DEPENDENCIES
19 
20 #ifndef PROVIDE_INTERFACE
25 #define PROVIDE_INTERFACE(_interface) \
26  adtf::ucom::ant::tDependencyDescription { \
27  adtf::ucom::ant::tDependencyDescription::eDescriptionType::DT_PROVIDE, \
28  adtf::ucom::ant::get_iid<_interface>() }
29 #endif // !PROVIDE_INTERFACE
30 
31 #ifndef REQUIRE_INTERFACE
36 #define REQUIRE_INTERFACE(_interface) \
37  adtf::ucom::ant::tDependencyDescription{ \
38  adtf::ucom::ant::tDependencyDescription::eDescriptionType::DT_REQUIRE, \
39  adtf::ucom::ant::get_iid<_interface>() }
40 #endif // !REQUIRE_INTERFACE
41 
42 #ifndef REQUIRE_OPTIONAL_INTERFACE
47 #define REQUIRE_OPTIONAL_INTERFACE(_interface) \
48  adtf::ucom::ant::tDependencyDescription{ \
49  adtf::ucom::ant::tDependencyDescription::eDescriptionType::DT_REQUIRE_OPTIONAL, \
50  adtf::ucom::ant::get_iid<_interface>() }
51 #endif // !REQUIRE_OPTIONAL_INTERFACE
61 #define ADTF_CLASS_DEPENDENCIES(...) \
62  /* the parameter is only used for compile time check with @c has_class_dependencies_type */ \
63  /* without this neat trick, the compile time check would also succeed if any base class */ \
64  /* defines the static method. Note: \c class_type is declared in ADTF_CLASS_ID_NAME() ! */ \
65  template<class_type*> struct class_dependencies \
66  { /* number of args needed for array during compile time - how this is done: */ \
67  /* https://tinyurl.com/zhd3kly */ \
68  template<std::size_t ArrSize = \
69  std::tuple_size<decltype(std::make_tuple(__VA_ARGS__))>::value> \
70  static const std::array<adtf::ucom::tDependencyDescription, ArrSize>& get_dependencies()\
71  { \
72  static const std::array<adtf::ucom::tDependencyDescription, ArrSize> arr = { \
73  __VA_ARGS__ }; \
74  return arr; \
75  } \
76  }
77 #endif //ADTF_CLASS_DEPENDENCIES
78 
79 namespace adtf
80 {
81 namespace ucom
82 {
83 namespace ant
84 {
85 
94 template<typename classT>
95 constexpr iterator_adapter<const tDependencyDescription, pointer_iterator>
97 {
98  using namespace std; //remove_const, remove_pointer, is_same
99  typedef typename remove_const<typename remove_pointer<classT>::type>::type value_type;
100  static_assert(is_same<value_type, typename value_type::class_type>::value,
101  "get_class_dependencies<> failed. Check whether your interface correctly defined " \
102  "ADTF_CLASS_ID()");
103 
104  return value_type::template class_info<(value_type*)nullptr>::CDependencies();
105 }
106 
111 template<typename classT>
113  get_class_dependencies(const classT&)
114 {
115  return get_class_dependencies<classT>();
116 }
117 
122 template<typename classT>
124  get_class_dependencies(const classT*)
125 {
126  return get_class_dependencies<classT>();
127 }
128 
129 }//ns ant
130 
133 
134 }//ns ucom
135 }//ns adtf
136 
137 #endif //_ADTF_UCOM_ANT_CLASS_DEPENDENCIES_INCLUDES_HEADER_
constexpr iterator_adapter< const tDependencyDescription, pointer_iterator > get_class_dependencies()
Get the class dependencies (corresponding to the CID) of the Class type.
Namespace for entire ADTF SDK.
Adapter for begin and end iterators - usable as return and parameter value in interfaces.

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