net.grinder.util
Class Pair<F,S>

java.lang.Object
  net.grinder.util.Pair<F,S>

Type Parameters:

F - The type of the first item.

S - The type of the first item.

public class Pair<F,S>
extends Object

An immutable type-safe pair.

Author:

Philip Aston

Constructor Summary

protected

Pair(F first, S second) Constructor for Pair.

Method Summary

boolean	equals(Object o) Equality.
F	getFirst() Accessor for the first item.
S	getSecond() Accessor for the second item.
int	hashCode() Hash code.
static <F,S> Pair<F,S>	of(F first, S second) Type safe factory method.
String	toString() Describe ourself.

Methods inherited from class java.lang.Object

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

Constructor Detail

Pair

protected Pair(F first,
               S second)

Constructor for Pair.

Parameters:

first - The first item.

second - The second item.

Method Detail

of

public static <F,S> Pair<F,S> of(F first,
                                 S second)

Type safe factory method.

Type Parameters:

F - The type of the first item.

S - The type of the first item.

Parameters:

first - The first item.

second - The second item.

Returns:

A pair.

getFirst

public F getFirst()

Accessor for the first item.

Returns:

The item.

getSecond

public S getSecond()

Accessor for the second item.

Returns:

The item.

hashCode

public int hashCode()

Hash code.

Overrides:

hashCode in class Object

Returns:

The hash code.

equals

public boolean equals(Object o)

Equality.

Overrides:

equals in class Object

Parameters:

o - Object to compare.

Returns:

true if and only if this object equals o.

toString

public String toString()

Describe ourself.

Overrides:

toString in class Object

Returns:

The description.