com.compoze.ejb
Class SystemTimePKGenerator

java.lang.Object

  |

  +--com.compoze.ejb.SystemTimePKGenerator

All Implemented Interfaces:

IPrimaryKeyGenerator

public class SystemTimePKGenerator

extends java.lang.Object

implements IPrimaryKeyGenerator

This class has the ability to generate unique primary keys using the current system time.

Constructor Summary

SystemTimePKGenerator()

Method Summary

long	getLong(User caller, java.lang.Class ejbClass) Gets a primary key based on the current system time.
static void	main(java.lang.String[] args) Exerciser.

Methods inherited from class java.lang.Object

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

Constructor Detail

SystemTimePKGenerator

public SystemTimePKGenerator()

Method Detail

getLong

public long getLong(User caller,
                    java.lang.Class ejbClass)

Gets a primary key based on the current system time. No two calls to this method on the same machine in the same virtual machine will produce the same result.

Specified by:

getLong in interface IPrimaryKeyGenerator

Parameters:

caller - the caller

ejbClass - the class for which the primary key is being generated

Returns:

the unique long

main

public static void main(java.lang.String[] args)

Exerciser.

Parameters:

args - none taken