com.myjavatools.lib.foundation
Class LazyPair<X,Y>

java.lang.Object
  com.myjavatools.lib.foundation.Pair<X,Y>
      com.myjavatools.lib.foundation.LazyPair<X,Y>

All Implemented Interfaces:

java.util.Map.Entry<X,Y>

public class LazyPair<X,Y>
extends Pair<X,Y>

LazyPair<Left, Right> is a pair consisting of key and value; its value won't be calculated until requested. LazyPair is immutable.

Since:

6.0

Version:

6.0 04/25/06

See Also:

Map#Entry

Field Summary

Fields inherited from class com.myjavatools.lib.foundation.Pair

left, right

Constructor Summary

LazyPair(X x, Function<? super X,Y> f)
Constructor; saves argument and function

Method Summary

Y	right() right getter

Methods inherited from class com.myjavatools.lib.foundation.Pair

equals, getKey, getValue, hashCode, hashCode, left, pairEqual, setValue, swap

Methods inherited from class java.lang.Object

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

Constructor Detail

LazyPair

public LazyPair(X x,
                Function<? super X,Y> f)

Constructor; saves argument and function

Parameters:

x - X

f - Function

Method Detail

right

public Y right()

right getter

Overrides:

right in class Pair<X,Y>

Returns:

the value of the function