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factory.h
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1 
44 #ifndef FACTORY_H
45 #define FACTORY_H
46 
47 #include <argos3/core/utility/configuration/argos_exception.h>
48 #include <map>
49 #include <iostream>
50 #include <string>
51 #include <cstdlib>
52 
53 namespace argos {
54 
58  template<typename TYPE>
59  class CFactory {
60 
61  public:
65  typedef TYPE* TCreator();
66 
70  struct STypeInfo {
72  std::string Author;
73  std::string Version;
74  std::string BriefDescription;
75  std::string LongDescription;
76  std::string Status;
77  };
78 
82  typedef std::map<std::string, STypeInfo*> TTypeMap;
83 
84  public:
89  static TTypeMap& GetTypeMap();
90 
101  static void Register(const std::string& str_label,
102  const std::string& str_author,
103  const std::string& str_version,
104  const std::string& str_brief_desc,
105  const std::string& str_long_desc,
106  const std::string& str_status,
107  TCreator* pc_creator);
113  static TYPE* New(const std::string& str_label);
114 
119  static bool Exists(const std::string& str_label);
120 
125  static void Print(std::ostream& c_os);
126 
130  static void Destroy();
131  };
132 
133 /*
134  * Include the actual template implementation
135  */
136 #include <argos3/core/utility/plugins/factory_impl.h>
137 
149 #define REGISTER_SYMBOL(BASECLASS, \
150  CLASSNAME, \
151  LABEL, \
152  AUTHOR, \
153  VERSION, \
154  BRIEF_DESCRIPTION, \
155  LONG_DESCRIPTION, \
156  STATUS) \
157  namespace argos { \
158  extern "C" { \
159  BASECLASS* BASECLASS ## CLASSNAME ## Creator() { \
160  return new CLASSNAME; \
161  } \
162  } \
163  class C ## BASECLASS ## CLASSNAME ## Proxy { \
164  public: \
165  C ## BASECLASS ## CLASSNAME ## Proxy() { \
166  CFactory<BASECLASS>:: \
167  Register(LABEL, \
168  AUTHOR, \
169  VERSION, \
170  BRIEF_DESCRIPTION, \
171  LONG_DESCRIPTION, \
172  STATUS, \
173  BASECLASS ## CLASSNAME ## Creator); \
174  } \
175  }; \
176  C ## BASECLASS ## CLASSNAME ## Proxy BASECLASS ## CLASSNAME ## _p; \
177  }
178 
179 }
180 
181 #endif
static void Print(std::ostream &c_os)
Prints the list of registered labels.
Definition: factory_impl.h:71
static void Destroy()
Frees up all used memory.
Definition: factory_impl.h:85
std::string LongDescription
Definition: factory.h:75
Basic factory template.
Definition: factory.h:59
static bool Exists(const std::string &str_label)
Returns true if the given label exists in the TYPE map.
Definition: factory_impl.h:62
TYPE * TCreator()
Pointer to the function that creates objects of type TYPE
Definition: factory.h:65
static TTypeMap & GetTypeMap()
Creates and returns the TYPE map.
Definition: factory_impl.h:18
static TYPE * New(const std::string &str_label)
Creates a new object of type TYPE
Definition: factory_impl.h:48
std::string BriefDescription
Definition: factory.h:74
static void Register(const std::string &str_label, const std::string &str_author, const std::string &str_version, const std::string &str_brief_desc, const std::string &str_long_desc, const std::string &str_status, TCreator *pc_creator)
Registers a new TYPE creator in the factory.
Definition: factory_impl.h:27
std::map< std::string, STypeInfo * > TTypeMap
The map of registered TYPEs.
Definition: factory.h:82
The namespace containing all the ARGoS related code.
Definition: ci_actuator.h:12
A struct containing the information about the registered types.
Definition: factory.h:70