factory.hpp File Reference

Factory base class. More...

#include <functional>
#include <map>
#include <memory>
#include <sstream>
#include "global.hpp"

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Classes
class	ezconfig::GeneralFactory< many, Base, Args >
	A Factory creates objects in a class hierarchy. More...
struct	ezconfig::has_factory< many, Base, Args >
	Type trait that marks existing factories. More...

Concepts
concept	ezconfig::Constructible
	Concept that identifies existing factories.
concept	ezconfig::ManyConstructible
	Concept that identifies existing factories.

Macros
#define	EZ_GENERAL_FACTORY_DECLARE(many, Base, ...)
	Declare a global factory instance.
#define	EZ_GENERAL_FACTORY_DEFINE(many, Base, ...)
	Define a global factory instance.
#define	EZ_GENERAL_FACTORY_INSTANCE(many, Base, ...)
	Retrieve the global factory instance.
#define	EZ_GENERAL_FACTORY_REGISTER(many, tag, creator, Base, ...)
	Register a tag and creator method in the global factory instance.
#define	EZ_FACTORY_DECLARE(Base, ...)
#define	EZ_FACTORY_DEFINE(Base, ...)
#define	EZ_FACTORY_INSTANCE(Base, ...)
#define	EZ_FACTORY_REGISTER(tag, creator, Base, ...)

Typedefs
template<typename Base , typename... Args>
using	ezconfig::Factory = GeneralFactory<false, Base, Args...>
	A factory that creates a single instance.
template<typename Base , typename... Args>
using	ezconfig::ManyFactory = GeneralFactory<false, Base, Args...>
	A factory that creates a vector of instances.

Detailed Description

Factory base class.

Definition in file factory.hpp.

Macro Definition Documentation

EZ_FACTORY_DECLARE

#define EZ_FACTORY_DECLARE	(		Base,
			... )

Value:

EZ_GENERAL_FACTORY_DECLARE(false, Base, __VA_ARGS__)

Definition at line 120 of file factory.hpp.

EZ_FACTORY_DEFINE

#define EZ_FACTORY_DEFINE	(		Base,
			... )

Value:

EZ_GENERAL_FACTORY_DEFINE(false, Base, __VA_ARGS__)

Definition at line 121 of file factory.hpp.

EZ_FACTORY_INSTANCE

#define EZ_FACTORY_INSTANCE	(		Base,
			... )

Value:

EZ_GENERAL_FACTORY_INSTANCE(false, Base, __VA_ARGS__)

Definition at line 122 of file factory.hpp.

EZ_FACTORY_REGISTER

#define EZ_FACTORY_REGISTER	(		tag,
			creator,
			Base,
			... )

Value:

EZ_GENERAL_FACTORY_REGISTER(false, tag, creator, Base, __VA_ARGS__)

Definition at line 123 of file factory.hpp.

EZ_GENERAL_FACTORY_DECLARE

#define EZ_GENERAL_FACTORY_DECLARE	(		many,
			Base,
			... )

Value:

  EZ_GLOBAL_DECLARE(ezconfig::GeneralFactory<many, Base __VA_OPT__(, ) __VA_ARGS__>);         \
  template<>                                                                                  \
  struct ezconfig::has_factory<many, Base __VA_OPT__(, ) __VA_ARGS__> : public std::true_type \
  {}

Declare a global factory instance.

Definition at line 98 of file factory.hpp.

EZ_GENERAL_FACTORY_DEFINE

#define EZ_GENERAL_FACTORY_DEFINE	(		many,
			Base,
			... )

Value:

  EZ_GLOBAL_DEFINE(ezconfig::GeneralFactory<many, Base __VA_OPT__(, ) __VA_ARGS__>)

Define a global factory instance.

Definition at line 105 of file factory.hpp.

EZ_GENERAL_FACTORY_INSTANCE

#define EZ_GENERAL_FACTORY_INSTANCE	(		many,
			Base,
			... )

Value:

  EZ_GLOBAL_INSTANCE(ezconfig::GeneralFactory<many, Base __VA_OPT__(, ) __VA_ARGS__>)

Retrieve the global factory instance.

Definition at line 109 of file factory.hpp.

EZ_GENERAL_FACTORY_REGISTER

#define EZ_GENERAL_FACTORY_REGISTER	(		many,
			tag,
			creator,
			Base,
			... )

Value:

  EZ_STATIC_INVOKE(                                                        \
    &ezconfig::GeneralFactory<many, Base __VA_OPT__(, ) __VA_ARGS__>::add, \
    EZ_GENERAL_FACTORY_INSTANCE(many, Base, __VA_ARGS__),                  \
    tag,                                                                   \
    creator)

Register a tag and creator method in the global factory instance.

Definition at line 113 of file factory.hpp.

Typedef Documentation

Factory

template<typename Base , typename... Args>

using ezconfig::Factory = GeneralFactory<false, Base, Args...>

A factory that creates a single instance.

Definition at line 76 of file factory.hpp.

ManyFactory

template<typename Base , typename... Args>

using ezconfig::ManyFactory = GeneralFactory<false, Base, Args...>

A factory that creates a vector of instances.

Definition at line 82 of file factory.hpp.