org.jpox.store.rdbms.poid
Class DatastoreUUIDHexPoidGenerator

java.lang.Object
  org.jpox.store.poid.AbstractPoidGenerator
      org.jpox.store.poid.AbstractDatastorePoidGenerator
          org.jpox.store.rdbms.poid.AbstractRDBMSPoidGenerator
              org.jpox.store.rdbms.poid.DatastoreUUIDHexPoidGenerator

All Implemented Interfaces:

PoidGenerator, javax.jdo.datastore.Sequence

public final class DatastoreUUIDHexPoidGenerator

extends AbstractRDBMSPoidGenerator

Generator for POIDs using datastore-based UUID generation.

Version:

$Revision: 1.5 $

Field Summary

protected static Localiser

LOCALISER_RDBMS

Fields inherited from class org.jpox.store.rdbms.poid.AbstractRDBMSPoidGenerator

connection

Fields inherited from class org.jpox.store.poid.AbstractDatastorePoidGenerator

connectionProvider, storeMgr

Fields inherited from class org.jpox.store.poid.AbstractPoidGenerator

defaultBlockSize, LOCALISER, name, poidBlock, properties

Constructor Summary

DatastoreUUIDHexPoidGenerator(java.lang.String name, java.util.Properties props)
Constructor.

Method Summary

protected PoidBlock

reserveBlock(long size) Reserve a block of ids.

Methods inherited from class org.jpox.store.rdbms.poid.AbstractRDBMSPoidGenerator

obtainPoidBlock, requiresConnection

Methods inherited from class org.jpox.store.poid.AbstractDatastorePoidGenerator

setConnectionProvider, setStoreManager

Methods inherited from class org.jpox.store.poid.AbstractPoidGenerator

allocate, createRepository, current, currentValue, getName, next, nextValue, obtainPoidBlock, requiresRepository, reserveBlock

Methods inherited from class java.lang.Object

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

Field Detail

LOCALISER_RDBMS

protected static final Localiser LOCALISER_RDBMS

Constructor Detail

DatastoreUUIDHexPoidGenerator

public DatastoreUUIDHexPoidGenerator(java.lang.String name,
                                     java.util.Properties props)

Constructor.

Parameters:

name - Symbolic name for this generator

props - Properties defining the behaviour of this generator

Method Detail

reserveBlock

protected PoidBlock reserveBlock(long size)

Reserve a block of ids.

Specified by:

reserveBlock in class AbstractPoidGenerator

Parameters:

size - Block size

Returns:

The reserved block