org.apache.commons.functor
Interface Function<T>

Type Parameters:

T - the returned value type.

All Superinterfaces:

Functor, NullaryFunctor

All Known Implementing Classes:

BoundFunction, ConditionalFunction, Constant, FullyBoundFunction, PredicateFunction, ProcedureFunction, RecursiveEvaluation, TransformedFunction

public interface Function<T>
extends NullaryFunctor

A functor that takes no arguments and returns a value.

Implementors are encouraged but not required to make their functors Serializable.

Since:

1.0

Version:

$Revision: 1156737 $ $Date: 2011-08-11 20:59:53 +0200 (Thu, 11 Aug 2011) $

Author:

Rodney Waldhoff

Method Summary

T	evaluate() Evaluate this function.

Methods inherited from interface org.apache.commons.functor.Functor

equals, hashCode, toString

Method Detail

evaluate

T evaluate()

Evaluate this function.

Returns:

the T result of this evaluation