com.nt.udc.nar

Class NARKeyFactory

java.lang.Object

com.nt.udc.nar.NARKeyFactory

All Implemented Interfaces:

Factory

public class NARKeyFactory
extends java.lang.Object
implements Factory

This factory should be used in places that require a NAR key, but do not actually have (or need) the knowledge about creating the key. Given a created NAR, this class should be able to produce a suitable key to be used in a Hashtable (or some storage structure) that is storing NARs.

Constructor Summary

Constructors

Constructor and Description
NARKeyFactory(FieldKey[] ka)
NARKeyFactory(int[] ka) Deprecated. Use NARKeyFactory(FieldKey[])

Method Summary

Methods

Modifier and Type	Method and Description
NARKey	getKey(NAR data) Returns the NAR key, based on the input NAR.
java.lang.Object	getObject(java.lang.Object data) Returns the NAR key, based on the input NAR.

Methods inherited from class java.lang.Object

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

Constructor Detail

NARKeyFactory

public NARKeyFactory(int[] ka)

Deprecated. Use NARKeyFactory(FieldKey[])

Constructor to create the factory with the NAR attributes that are used in creating the key.

Parameters:

ka - Key attributes of the NAR

NARKeyFactory

public NARKeyFactory(FieldKey[] ka)

Method Detail

getObject

public java.lang.Object getObject(java.lang.Object data)

Returns the NAR key, based on the input NAR.

Specified by:

getObject in interface Factory

Parameters:

data - NAR Object that needs a key.

Returns:

the key for the given NAR Object, or null if the NAR has none of the key attributes

getKey

public NARKey getKey(NAR data)

Returns the NAR key, based on the input NAR.

Parameters:

data - NAR Object that needs a key.

Returns:

the key for the given NAR Object, or null if the NAR has none of the key attributes