nullObject.H File Reference

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Classes
class	NullObject
	Singleton null-object class and instance. More...

Namespaces
	Foam
	Namespace for OpenFOAM.

Functions
template<class T >
const T &	NullObjectRef ()
	Return reference to the nullObject of type T. More...
template<class T >
const T *	NullObjectPtr ()
	Return pointer to the nullObject of type T. More...
template<class T >
bool	isNull (const T &t)
	Return true if t is a reference to the nullObject of type T. More...
template<class T >
bool	notNull (const T &t)
	Return true if t is not a reference to the nullObject of type T. More...
template<class T >
bool	isNull (const T *t)
	Return true if t is a pointer to the nullObject of type T. More...
template<class T >
bool	notNull (const T *t)
	Return true if t is not a pointer to the nullObject of type T. More...

Variables
const NullObject *	nullObjectPtr = &Foam::NullObject::nullObject
	Pointer to the unique nullObject. More...

Detailed Description

Original source file nullObject.H

Definition in file nullObject.H.