Package edu.stanford.nlp.util

Class Functions

java.lang.Object

edu.stanford.nlp.util.Functions

public class Functions
extends Object

Utility code for Function.

Author:

Roger Levy (rog@stanford.edu), javanlp

Method Summary

Modifier and Type	Method	Description
static <T1,T2,T3> Function<T1,T3>	compose(Function<T1,T2> f, Function<? super T2,T3> g)	Returns the Function g o f.
static <T> Function<T,T>	identityFunction()
static <T1,T2> BijectiveFunction<T2,T1>	invert(BijectiveFunction<T1,T2> f)

Methods inherited from class java.lang.Object

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

Method Detail

compose

public static <T1,T2,T3> Function<T1,T3> compose(Function<T1,T2> f,
                                                                   Function<? super T2,T3> g)

Returns the Function g o f.

Returns:

g o f

identityFunction

public static <T> Function<T,T> identityFunction()

invert

public static <T1,T2> BijectiveFunction<T2,T1> invert(BijectiveFunction<T1,T2> f)