psdi.util

Class DoubleKey<E,F>

java.lang.Object

psdi.util.DoubleKey<E,F>

public final class DoubleKey<E,F>
extends java.lang.Object

The Double Key is useful when you have a dual key, like table + column. It's more efficient and more robust than joining the keys together in a new string. It has methods needed for use in a Hash Map or Set.

Author:

John Neville

Constructor Summary

Constructors

Constructor and Description
DoubleKey(E key1, F key2) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
E	getFirstKey()
F	getSecondKey()
int	hashCode()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DoubleKey

public DoubleKey(E key1,
                 F key2)

Constructor.

Method Detail

getFirstKey

public E getFirstKey()

getSecondKey

public F getSecondKey()

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object