Class TransformedBinaryFunction.Helper<X,L,R,T>

java.lang.Object

org.apache.commons.functor.core.composite.TransformedBinaryFunction.Helper<X,L,R,T>

Type Parameters:

X - the following function left argument.

All Implemented Interfaces:

Serializable, BinaryFunction<L,R,T>, BinaryFunctor<L,R>, Functor

Enclosing class:

TransformedBinaryFunction<L,R,T>

private static final class TransformedBinaryFunction.Helper<X,L,R,T>
extends Object
implements BinaryFunction<L,R,T>, Serializable

Type-remembering helper.

Version:

$Revision$ $Date$

Field Summary

Fields

Modifier and Type	Field	Description
private UnaryFunction<? super X, ? extends T>	following	The following function.
private BinaryFunction<? super L, ? super R, ? extends X>	preceding	The preceding function.
private static final long	serialVersionUID	serialVersionUID declaration.

Constructor Summary

Constructors

Modifier	Constructor	Description
private	Helper(BinaryFunction<? super L, ? super R, ? extends X> preceding, UnaryFunction<? super X, ? extends T> following)	Create a new Helper.

Method Summary

Modifier and Type	Method	Description
T	evaluate(L left, R right)	Evaluate this function.

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface Functor

equals, hashCode, toString

Field Details

serialVersionUID

private static final long serialVersionUID

serialVersionUID declaration.

See Also:

• Constant Field Values

preceding

private BinaryFunction<? super L, ? super R, ? extends X> preceding

The preceding function.

following

private UnaryFunction<? super X, ? extends T> following

The following function.

Constructor Details

Helper

private Helper(BinaryFunction<? super L, ? super R, ? extends X> preceding,
 UnaryFunction<? super X, ? extends T> following)

Create a new Helper.

Parameters:

preceding - BinaryFunction

following - UnaryFunction

Method Details

evaluate

public T evaluate(L left,
 R right)

Evaluate this function.

Specified by:

evaluate in interface BinaryFunction<X,L,R>

Parameters:

left - the L element of the ordered pair of arguments

right - the R element of the ordered pair of arguments

Returns:

the T result of this function for the given arguments