org.datanucleus.store.valuegenerator

Class AbstractUUIDGenerator

java.lang.Object

org.datanucleus.store.valuegenerator.AbstractGenerator<String>

org.datanucleus.store.valuegenerator.AbstractUIDGenerator

org.datanucleus.store.valuegenerator.AbstractUUIDGenerator

All Implemented Interfaces:

ValueGenerator<String>

Direct Known Subclasses:

UUIDHexGenerator, UUIDStringGenerator

public abstract class AbstractUUIDGenerator
extends AbstractUIDGenerator

Value generator for a UUID format. To be extended by implementations giving the UUID in particular forms.

Field Summary

Fields inherited from class org.datanucleus.store.valuegenerator.AbstractGenerator

allocationSize, block, initialValue, name, properties, repositoryExists

Constructor Summary

Constructors

Constructor and Description
AbstractUUIDGenerator(String name, Properties props) Constructor.

Method Summary

Modifier and Type	Method and Description
protected short	getCount() Simple counter for identities.

Methods inherited from class org.datanucleus.store.valuegenerator.AbstractUIDGenerator

getIdentifier, getStorageClass, reserveBlock

Methods inherited from class org.datanucleus.store.valuegenerator.AbstractGenerator

allocate, createRepository, current, currentValue, getName, next, nextValue, obtainGenerationBlock, obtainGenerationBlock, repositoryExists, requiresRepository, reserveBlock

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractUUIDGenerator

public AbstractUUIDGenerator(String name,
                             Properties props)

Constructor.

Parameters:

name - Symbolic name for this generator

props - Properties controlling its behaviour

Method Detail

getCount

protected short getCount()

Simple counter for identities.

Returns:

The next count value