gov.lbl.dsd.sea.nio.util
Class UUIDUtil

java.lang.Object
  gov.lbl.dsd.sea.nio.util.UUIDUtil

public class UUIDUtil

extends Object

Utilities to create Universally Unique Identifiers as defined by IETF standards.

Version:

$Revision: 1.2 $, $Date: 2004/07/27 00:18:19 $

Method Summary

static String

createRandomUUID(Random generator) Returns a type 4 (pseudo randomly generated) Universally Unique Identifier as defined by IETF standards.

Methods inherited from class java.lang.Object

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

Method Detail

createRandomUUID

public static String createRandomUUID(Random generator)

Returns a type 4 (pseudo randomly generated) Universally Unique Identifier as defined by IETF standards. Example UUID: e96d0caf-76f4-44a9-904e-cad4c0f93b22. The returned UUID consists of 36 characters. Note that this method is thread-safe.

See draft-leach-uuids-guids-01.txt for details.

Parameters:

generator - - the (pseudo) random number generator used to generate random bytes. Set this parameter to null to use a built-in default secure random number generator.

Returns:

a randomly generated UUID.