de.bb.util

Class Pair<A,B>

java.lang.Object

de.bb.util.Pair<A,B>

All Implemented Interfaces:

java.io.Serializable

public class Pair<A,B>
extends java.lang.Object
implements java.io.Serializable

STL like helper class for pairs. Immutable.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Pair(A first, B second)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj) Compares this pair to another pair
A	getFirst() Get the first parameter.
B	getSecond() Get the second parameter.
int	hashCode() Calculate a hashcode.
static <T,V> Pair<T,V>	makePair(T first, V second) CT. creates a Pair for the given values.
java.lang.String	toString() Provide a text representation.

Methods inherited from class java.lang.Object

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

Constructor Detail

Pair

public Pair(A first,
    B second)

Method Detail

makePair

public static <T,V> Pair<T,V> makePair(T first,
                       V second)

CT. creates a Pair for the given values.

Parameters:

first - the first parameter

second - the second parameter

getFirst

public A getFirst()

Get the first parameter.

Returns:

the first parameter.

getSecond

public B getSecond()

Get the second parameter.

Returns:

the second parameter.

equals

public boolean equals(java.lang.Object obj)

Compares this pair to another pair

Overrides:

equals in class java.lang.Object

Parameters:

obj - the other pair.

Returns:

true if both pairs match.

hashCode

public int hashCode()

Calculate a hashcode.

Overrides:

hashCode in class java.lang.Object

Returns:

the hashcode.

toString

public java.lang.String toString()

Provide a text representation.

Overrides:

toString in class java.lang.Object

Returns:

a String to display some info about this pair.