com.oracle.coherence.common.base

Class IdentityHasher<V>

java.lang.Object

com.oracle.coherence.common.base.IdentityHasher<V>

Type Parameters:

V - the value type

All Implemented Interfaces:

Hasher<V>

public class IdentityHasher<V>
extends Object
implements Hasher<V>

IdentityHasher provides a Hasher implementation based upon an object's identity hashCode and reference equality.

Author:

mf 2011.01.07

Field Summary

Fields

Modifier and Type	Field	Description
static IdentityHasher	INSTANCE	A singleton instance of the IdentityHasher.

Constructor Summary

Constructors

Constructor	Description
IdentityHasher()

Method Summary

Modifier and Type	Method	Description
boolean	equals(V va, V vb)	Compare two objects for equality.
int	hashCode(V o)	Return a hash for the specified object.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.coherence.common.base.Hasher

mod, mod

Field Detail

INSTANCE

public static final IdentityHasher INSTANCE

A singleton instance of the IdentityHasher.

Constructor Detail

IdentityHasher

public IdentityHasher()

Method Detail

hashCode

public int hashCode(V o)

Return a hash for the specified object.

Specified by:

hashCode in interface Hasher<V>

Parameters:

o - the object to hash

Returns:

the hash

equals

public boolean equals(V va,
                      V vb)

Compare two objects for equality.

Specified by:

equals in interface Hasher<V>

Parameters:

va - the first object to compare

vb - the second object to compare

Returns:

true iff the object are equal