virtualConstructor.hpp
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1 /*------------------------------- phasicFlow ---------------------------------
2  O C enter of
3  O O E ngineering and
4  O O M ultiscale modeling of
5  OOOOOOO F luid flow
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20 
21 #ifndef __virtualConstructor_hpp__
22 #define __virtualConstructor_hpp__
23 
24 #include <functional>
25 
26 #include "types.hpp"
27 #include "error.hpp"
28 #include "Map.hpp"
29 #include "uniquePtr.hpp"
30 
31 #define create_vCtor(baseClass,selectorName,argList,args) \
32  \
33 typedef std::function< uniquePtr<baseClass> argList > selectorName##FunctionType; \
34 typedef wordMap<selectorName##FunctionType> selectorName##vCtorSelectorType; \
35  \
36 inline static selectorName##vCtorSelectorType selectorName##vCtorSelector_; \
37  \
38  \
39 template<typename dType> \
40 class create##selectorName##Callback \
41 { \
42 public: \
43  create##selectorName##Callback () \
44  { \
45  auto success = \
46  selectorName##vCtorSelector_.insertIf \
47  ( \
48  word(dType::TYPENAME()), \
49  [&] argList -> uniquePtr<baseClass> \
50  { \
51  return uniquePtr<baseClass> \
52  ( \
53  new dType args \
54  ); \
55  } \
56  ); \
57  \
58  if( !success ) \
59  { \
60  fatalErrorInFunction \
61  << "Duplicate entry "<< dType::TYPENAME() \
62  << " in virtual constructor table of "<< #baseClass \
63  << " with selector name " << #selectorName <<endl; \
64  } \
65  \
66  } \
67  \
68  create##selectorName##Callback \
69  (const create##selectorName##Callback&)= delete; \
70  void operator= \
71  (const create##selectorName##Callback&)= delete; \
72 };
73 
74 
75 
76 #define add_vCtor(baseClass, derivedClass, selectorName) \
77  \
78 inline static baseClass::create##selectorName##Callback<derivedClass> baseClass##derivedClass##selectorName##_;
79 
80 
81 
82 #endif // __virtualConstructor_hpp__
types.hpp
Map.hpp
uniquePtr.hpp
error.hpp