keel.Algorithms.Instance_Generation.utilities

Class Pair<F,S>

java.lang.Object

keel.Algorithms.Instance_Generation.utilities.Pair<F,S>

Direct Known Subclasses:

HomogenousPair

public class Pair<F,S>
extends java.lang.Object

Implements a simple pair.

Author:

diegoj based on Wikipedia Pair java class (http://en.wikipedia.org/wiki/Generics_in_Java)

Field Summary

Fields

Modifier and Type	Field and Description
protected F	first First element of the pair.
protected S	second Second element of the pair.

Constructor Summary

Constructors

Constructor and Description
Pair(F f, S s) Constructor of the pair

Method Summary

Modifier and Type	Method and Description
boolean	contains(Pair<S,F> other)
boolean	containsSomeElementOf(Pair<S,F> other)
boolean	equals(Pair<S,F> other)
F	first() Get first element of the pair.
F	getFirst() Get first element of the pair.
S	getSecond() Get second element of the pair.
Pair<S,F>	invert() Invert the pair.
S	second() Get second element of the pair.
void	set(F f, S s) Set elements of the pair.
java.lang.String	toString() Show par as String.

Methods inherited from class java.lang.Object

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

Field Detail

first

protected F first

First element of the pair.

second

protected S second

Second element of the pair.

Constructor Detail

Pair

public Pair(F f,
            S s)

Constructor of the pair

Parameters:

f - First element.

s - Second element.

Method Detail

first

public F first()

Get first element of the pair.

Returns:

First element of the pair.

second

public S second()

Get second element of the pair.

Returns:

Second element of the pair.

getFirst

public F getFirst()

Get first element of the pair.

Returns:

First element of the pair.

getSecond

public S getSecond()

Get second element of the pair.

Returns:

Second element of the pair.

toString

public java.lang.String toString()

Show par as String.

Overrides:

toString in class java.lang.Object

Returns:

String representation of the pair.

set

public void set(F f,
                S s)

Set elements of the pair.

Parameters:

f - New first element of the pair.

s - New second element of the pair.

invert

public Pair<S,F> invert()

Invert the pair.

Returns:

New pair whose first element is current second, and its second is current first.

equals

public boolean equals(Pair<S,F> other)

contains

public boolean contains(Pair<S,F> other)

containsSomeElementOf

public boolean containsSomeElementOf(Pair<S,F> other)