BALL::Comparator< T > Class Template Reference
[Miscellaneous]

Generic Comparator Class. More...

#include <comparator.h>

List of all members.

Public Member Functions
Constructors and Destructors
	Comparator ()
	Default constructor.
virtual	~Comparator ()
	Destructor.
Predicates
virtual bool	isEqual (const T &a, const T &b) const
	Test if two values are equal.
bool	isNotEqual (const T &a, const T &b) const
	Test if two values are unequal.
virtual bool	isLess (const T &a, const T &b) const
	Test if a is less then b.
bool	isLessOrEqual (const T &a, const T &b) const
	Test if a is less or equal.
bool	isGreaterOrEqual (const T &a, const T &b) const
	Test if a is greater or equal.
bool	isGreater (const T &a, const T &b) const
	Test if a is greater then b.
int	operator() (const T &a, const T &b) const
	Compare two values.

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Detailed Description

template<typename T>
class BALL::Comparator< T >

Generic Comparator Class.

It is used as a baseclass, providing a common interface.

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Member Function Documentation

template<class T >

int BALL::Comparator< T >::operator()	(	const T &	a,
		const T &	b
	)			const

Compare two values.

-1 is returned if a < b.

0 is returned if a == b.

1 is returned if a > b.

References BALL::Comparator< T >::isEqual(), and BALL::Comparator< T >::isLess().