org.onemind.commons.java.datastructure
Class DuoMapKey

java.lang.Object
  org.onemind.commons.java.datastructure.DuoMapKey

public class DuoMapKey
extends java.lang.Object

Represent a map key that consists of two value

Author:

TiongHiang Lee (thlee@onemindsoft.org)

Field Summary

private int	_hashCode
private java.lang.Object	key1 key1
private java.lang.Object	key2 key2

Constructor Summary

DuoMapKey(java.lang.Object key1, java.lang.Object key2)
Constructor

Method Summary

private boolean	_keyEquals(java.lang.Object key, java.lang.Object other) Return whether key and other is equals
boolean	equals(java.lang.Object o)
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

_hashCode

private final int _hashCode

key1

private java.lang.Object key1

key1

key2

private java.lang.Object key2

key2

Constructor Detail

DuoMapKey

public DuoMapKey(java.lang.Object key1,
                 java.lang.Object key2)

Constructor

Parameters:

key1 -

key2 -

Method Detail

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

_keyEquals

private boolean _keyEquals(java.lang.Object key,
                           java.lang.Object other)

Return whether key and other is equals

Parameters:

key - the key

other - the other key

Returns:

true if both null or equals