uhal::DerivedNodeFactory Class Reference

A singleton class to register derived nodes, and create instances of them later NOTE! This is a factory method and must be Mutex protected if it is used in multithreaded environments! More...

#include <uhal/DerivedNodeFactory.hpp>

Inheritance diagram for uhal::DerivedNodeFactory:

Collaboration diagram for uhal::DerivedNodeFactory:

Classes
class	Creator
	Templated concrete implementation with a CreatorInterface interface. More...
class	CreatorInterface
	An abstract base class for defining the interface to the creators. More...

Public Member Functions
virtual	~DerivedNodeFactory ()
	Destructor. More...

Static Public Member Functions
static DerivedNodeFactory &	getInstance ()
	Static method to retrieve the single instance of the class. More...

Private Member Functions
	DerivedNodeFactory ()
	Default constructor This is private since only a single instance is to be created, using the getInstance method. More...
Node *	convertToClassType (Node *aNode)
template<class T >
void	add (const std::string &aNodeClassName)
	Method to create an associate between a node type identifier and a Creator of that particular node type. More...

Private Attributes
boost::unordered_map< std::string, boost::shared_ptr< CreatorInterface > >	mCreators
	Hash map associating a creator for a particular node type with a string identifier for that node type. More...

Static Private Attributes
static boost::shared_ptr< DerivedNodeFactory >	mInstance
	The single instance of the class. More...

Friends
class	NodeTreeBuilder
template<typename T >
struct	RegistrationHelper
	EXPERIMENTAL! Give the RegistrationHelper access to the private factory. More...

Detailed Description

A singleton class to register derived nodes, and create instances of them later NOTE! This is a factory method and must be Mutex protected if it is used in multithreaded environments!

Definition at line 68 of file DerivedNodeFactory.hpp.

Constructor & Destructor Documentation

DerivedNodeFactory()

uhal::DerivedNodeFactory::DerivedNodeFactory ( )

private

Default constructor This is private since only a single instance is to be created, using the getInstance method.

Definition at line 53 of file DerivedNodeFactory.cpp.

Referenced by getInstance().

~DerivedNodeFactory()

uhal::DerivedNodeFactory::~DerivedNodeFactory ( )

virtual

Destructor.

Definition at line 58 of file DerivedNodeFactory.cpp.

Member Function Documentation

add()

template<class T >

void uhal::DerivedNodeFactory::add ( const std::string &  aNodeClassName )

private

Method to create an associate between a node type identifier and a Creator of that particular node type.

Parameters

aNodeClassName

the node type identifier

Definition at line 44 of file DerivedNodeFactory.hxx.

References uhal::log(), mCreators, and uhal::Warning.

Referenced by uhal::RegistrationHelper< T >::RegistrationHelper().

convertToClassType()

Node * uhal::DerivedNodeFactory::convertToClassType ( Node *  aNode )

private

Definition at line 74 of file DerivedNodeFactory.cpp.

References uhal::log(), uhal::Node::mClassName, mCreators, uhal::Quote(), and uhal::Warning.

Referenced by uhal::NodeTreeBuilder::moduleNodeCreator(), and uhal::NodeTreeBuilder::plainNodeCreator().

getInstance()

DerivedNodeFactory & uhal::DerivedNodeFactory::getInstance ( )

static

Static method to retrieve the single instance of the class.

Returns

the single instance of the class

Definition at line 63 of file DerivedNodeFactory.cpp.

References DerivedNodeFactory(), and mInstance.

Referenced by uhal::NodeTreeBuilder::moduleNodeCreator(), uhal::NodeTreeBuilder::plainNodeCreator(), and uhal::RegistrationHelper< T >::RegistrationHelper().

Friends And Related Function Documentation

NodeTreeBuilder

friend class NodeTreeBuilder

friend

Definition at line 70 of file DerivedNodeFactory.hpp.

RegistrationHelper

template<typename T >

friend struct RegistrationHelper

friend

EXPERIMENTAL! Give the RegistrationHelper access to the private factory.

Definition at line 75 of file DerivedNodeFactory.hpp.

Member Data Documentation

mCreators

boost::unordered_map< std::string , boost::shared_ptr< CreatorInterface > > uhal::DerivedNodeFactory::mCreators

private

Hash map associating a creator for a particular node type with a string identifier for that node type.

Definition at line 160 of file DerivedNodeFactory.hpp.

Referenced by add(), and convertToClassType().

mInstance

boost::shared_ptr< DerivedNodeFactory > uhal::DerivedNodeFactory::mInstance

staticprivate

The single instance of the class.

Definition at line 157 of file DerivedNodeFactory.hpp.

Referenced by getInstance().

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The documentation for this class was generated from the following files:

• uhal/include/uhal/DerivedNodeFactory.hpp
• uhal/include/uhal/TemplateDefinitions/DerivedNodeFactory.hxx
• uhal/src/common/DerivedNodeFactory.cpp