Package org.rspeer.commons

Class Pair<L,R>

java.lang.Object

org.rspeer.commons.Pair<L,R>

public class Pair<L,R>
extends Object

Constructor Summary

Constructors

Constructor	Description
Pair(L left, R right)

Method Summary

Modifier and Type	Method	Description
<T> T	accumulate(BiFunction<L,R,T> function)
Pair<L,R>	filter(BiPredicate<L,R> predicate)
L	getLeft()
L	getLeft(L defaultValue)
R	getRight()
R	getRight(R defaultValue)
void	ifPresent(BiConsumer<L,R> consumer)	If neither element is null, applies the given consumer

Methods inherited from class java.lang.Object

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

Constructor Details

Pair

public Pair(L left,
 R right)

Method Details

getLeft

public L getLeft()

getRight

public R getRight()

getLeft

public L getLeft(L defaultValue)

getRight

public R getRight(R defaultValue)

accumulate

public <T> T accumulate(BiFunction<L,R,T> function)

filter

public Pair<L,R> filter(BiPredicate<L,R> predicate)

Parameters:

predicate - The predicate to test the elements

Returns:

The pair if the predicate accepts it, else returns a Pair where the left and right elements are null

ifPresent

public void ifPresent(BiConsumer<L,R> consumer)

If neither element is null, applies the given consumer

Parameters:

consumer - The operation to perform on the elements