oracle.javatools.util

Class Tuple<T1,T2>

java.lang.Object

oracle.javatools.util.Tuple<T1,T2>

public class Tuple<T1,T2>
extends java.lang.Object

A generic immutable 2-tuple. The most common term for a 2-tuple is "pair"

Constructor Summary

Constructors

Constructor and Description
Tuple(T1 object1, T2 object2) Creates a new 2-tuple.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object object) Gets whether this tuple equals an object.
T1	getFirst() Gets the first object of this tuple - synonym for object1().
T2	getSecond() Gets the second object of this tuple - synonym for object2().
int	hashCode() Gets the hash code of this tuple.
T1	object1() Gets the first object of this tuple.
T2	object2() Gets the second object of this tuple.
java.lang.String	toString()
static <T1,T2> Tuple<T1,T2>	tuple(T1 object1, T2 object2) Creates a new 2-tuple.

Methods inherited from class java.lang.Object

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

Constructor Detail

Tuple

public Tuple(T1 object1,
             T2 object2)

Creates a new 2-tuple.

Parameters:

object1 - The first object of the tuple.

object2 - The second object of the tuple.

Method Detail

tuple

public static <T1,T2> Tuple<T1,T2> tuple(T1 object1,
                                         T2 object2)

Creates a new 2-tuple.

Parameters:

object1 - The first object of the tuple.

object2 - The second object of the tuple.

object1

public T1 object1()

Gets the first object of this tuple.

object2

public T2 object2()

Gets the second object of this tuple.

getFirst

public final T1 getFirst()

Gets the first object of this tuple - synonym for object1().

getSecond

public final T2 getSecond()

Gets the second object of this tuple - synonym for object2().

hashCode

public int hashCode()

Gets the hash code of this tuple. The hash code is computed from both objects.

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object object)

Gets whether this tuple equals an object. To be equal, the object must be a tuple, the two first objects must be equal, and the two second objects must be equal.

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object