org.openware.job.ejb
Class KeyGen

java.lang.Object
  |
  +--org.openware.job.ejb.KeyGen

Direct Known Subclasses:

SimpleKeyGen

public abstract class KeyGen

extends java.lang.Object

Abstract singleton class for generating primary keys. Subclasses must implement the nextKey method. Any method is possible of generating keys is acceptable.

It is implemented currently as a singleton, which may not be the best idea.

Version:

$Revision: 1.2 $ $Date: 2001/07/04 22:35:07 $

Author:

Vincent Sheffer

Constructor Summary

KeyGen()

Method Summary

static KeyGen	getInstance()
abstract long	nextKey(java.sql.Connection conn, long numToGet)

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyGen

public KeyGen()

Method Detail

getInstance

public static KeyGen getInstance()

nextKey

public abstract long nextKey(java.sql.Connection conn,
                             long numToGet)
                      throws java.sql.SQLException