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CompoundKey (JBoss/Common API) - JBoss 3.2.7 common API Documentation 英文版文档

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org.jboss.util.collection
Class CompoundKey

java.lang.Object
  org.jboss.util.collection.CompoundKey

All Implemented Interfaces:

Cloneable, Serializable

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public class CompoundKey

extends Object

implements Serializable, Cloneable

An immutable compound key class.

Version:

$Revision: 1.1 $

Author:

Jason Dillon

See Also:

Serialized Form

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Constructor Summary

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
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.

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CompoundKey

public CompoundKey(Object a,
                   Object b)

Construct a CompoundKey.

Parameters:

a - Element.

b - Element.

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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.

Parameters:

obj - Object to test equality with.

Returns:

True if object is equal.

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hashCode

public int hashCode()

Get the hash code of this object.

Returns:

Hash code.

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toString

public String toString()

Return a string representation of this object.

Returns:

A string representation of this object.

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clone

public Object clone()

Return a shallow cloned copy of this object.

Returns:

Shallow cloned copy of this object.

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