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PluginServiceV1.h
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1 #ifndef _GAUDI_PLUGIN_SERVICE_V1_H_
2 #define _GAUDI_PLUGIN_SERVICE_V1_H_
3 /*****************************************************************************\
4 * (c) Copyright 2013 CERN *
5 * *
6 * This software is distributed under the terms of the GNU General Public *
7 * Licence version 3 (GPL Version 3), copied verbatim in the file "LICENCE". *
8 * *
9 * In applying this licence, CERN does not waive the privileges and immunities *
10 * granted to it by virtue of its status as an Intergovernmental Organization *
11 * or submit itself to any jurisdiction. *
12 \*****************************************************************************/
13 
16 
18 #include <string>
19 #include <typeinfo>
20 #include <utility>
21 
22 #define _PS_V1_DECLARE_FACTORY_WITH_ID( type, id, factory ) \
23  _PS_V1_INTERNAL_DECLARE_FACTORY( type, id, factory, __LINE__ )
24 
25 #define _PS_V1_DECLARE_FACTORY( type, factory ) \
26  _PS_V1_DECLARE_FACTORY_WITH_ID( type, ::Gaudi::PluginService::v1::Details::demangle<type>(), factory )
27 
28 #define _PS_V1_DECLARE_FACTORY_WITH_CREATOR_AND_ID( type, typecreator, id, factory ) \
29  _PS_V1_INTERNAL_DECLARE_FACTORY_WITH_CREATOR( type, typecreator, id, factory, __LINE__ )
30 
31 #define _PS_V1_DECLARE_FACTORY_WITH_CREATOR( type, typecreator, factory ) \
32  _PS_V1_DECLARE_FACTORY_WITH_CREATOR_AND_ID( type, typecreator, \
33  ::Gaudi::PluginService::v1::Details::demangle<type>(), factory )
34 
35 #define _PS_V1_DECLARE_COMPONENT( type ) _PS_V1_DECLARE_FACTORY( type, type::Factory )
36 
37 #define _PS_V1_DECLARE_COMPONENT_WITH_ID( type, id ) _PS_V1_DECLARE_FACTORY_WITH_ID( type, id, type::Factory )
38 
39 #if !GAUDI_PLUGIN_SERVICE_USE_V2
40 # define DECLARE_FACTORY_WITH_ID( type, id, factory ) _PS_V1_DECLARE_FACTORY_WITH_ID( type, id, factory )
41 # define DECLARE_FACTORY( type, factory ) _PS_V1_DECLARE_FACTORY( type, factory )
42 # define DECLARE_FACTORY_WITH_CREATOR_AND_ID( type, typecreator, id, factory ) \
43  _PS_V1_DECLARE_FACTORY_WITH_CREATOR_AND_ID( type, typecreator, id, factory )
44 # define DECLARE_FACTORY_WITH_CREATOR( type, typecreator, factory ) \
45  _PS_V1_DECLARE_FACTORY_WITH_CREATOR( type, typecreator, factory )
46 # define DECLARE_COMPONENT( type ) _PS_V1_DECLARE_COMPONENT( type )
47 # define DECLARE_COMPONENT_WITH_ID( type, id ) _PS_V1_DECLARE_COMPONENT_WITH_ID( type, id )
48 #endif
49 
50 namespace Gaudi {
51  namespace PluginService {
52  GAUDI_PLUGIN_SERVICE_V1_INLINE namespace v1 {
54  template <typename R, typename... Args>
55  class Factory {
56  public:
57  typedef R ReturnType;
58  typedef R ( *FuncType )( Args&&... );
59 
60  static ReturnType create( const std::string& id, Args... args ) {
61  const FuncType c = Details::getCreator<FuncType>( id );
62  return c ? ( *c )( std::forward<Args>( args )... ) : 0;
63  }
64 
65  template <typename T>
66  static ReturnType create( const T& id, Args... args ) {
68  o << id;
69  return create( o.str(), std::forward<Args>( args )... );
70  }
71  };
72 
74  public:
76  ~Exception() throw() override;
77  const char* what() const throw() override;
78 
79  private:
81  };
82  }
83  } // namespace PluginService
84 } // namespace Gaudi
85 
86 #endif //_GAUDI_PLUGIN_SERVICE_H_
static ReturnType create(const T &id, Args...args)
#define GAUDI_PLUGIN_SERVICE_V1_INLINE
STL class.
Class wrapping the signature for a factory with any number of arguments.
STL class.
#define GAUDIPS_EXPORT
static ReturnType create(const std::string &id, Args...args)
Helper functions to set/get the application return code.
Definition: __init__.py:1