org.jboss.util.collection

Class CompoundKey

java.lang.Object

org.jboss.util.collection.CompoundKey

All Implemented Interfaces:

Serializable, Cloneable

public class CompoundKey
extends Object
implements Serializable, Cloneable

An immutable compound key class.

Version:

$Revision$

Author:

Jason Dillon

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
CompoundKey(Object[] elements) Construct a CompoundKey.
CompoundKey(Object a, Object b) Construct a CompoundKey.
CompoundKey(Object a, Object b, Object c) Construct a CompoundKey.

Method Summary

Methods

Modifier and Type	Method and Description
Object	clone() Return a shallow cloned copy of this object.
boolean	equals(Object obj) Test the equality of an object with this.
int	hashCode() Get the hash code of this object.
String	toString() Return a string representation of this object.

Methods inherited from class java.lang.Object

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

Constructor Detail

CompoundKey

public CompoundKey(Object[] elements)

Construct a CompoundKey.

Parameters:

elements - Elements of the key.

CompoundKey

public CompoundKey(Object a,
           Object b)

Construct a CompoundKey.

Parameters:

a - Element.

b - Element.

CompoundKey

public CompoundKey(Object a,
           Object b,
           Object c)

Construct a CompoundKey.

Parameters:

a - Element.

b - Element.

c - Element.

Method Detail

equals

public boolean equals(Object obj)

Test the equality of an object with this.

Overrides:

equals in class Object

Parameters:

obj - Object to test equality with.

Returns:

True if object is equal.

hashCode

public int hashCode()

Get the hash code of this object.

Overrides:

hashCode in class Object

Returns:

Hash code.

toString

public String toString()

Return a string representation of this object.

Overrides:

toString in class Object

Returns:

A string representation of this object.

clone

public Object clone()

Return a shallow cloned copy of this object.

Overrides:

clone in class Object

Returns:

Shallow cloned copy of this object.