* Method to create the IdentifierFactory to be used by this store.
* Relies on the datastore adapter existing before creation
* @param omfContext ObjectManagerFactory context
*/
protected void initialiseIdentifierFactory(OMFContext omfContext) {
PersistenceConfiguration conf = omfContext.getPersistenceConfiguration();
String idFactoryName = conf.getStringProperty("datanucleus.identifierFactory");
String idFactoryClassName = omfContext.getPluginManager()
.getAttributeValueForExtension("org.datanucleus.store_identifierfactory",
"name", idFactoryName, "class-name");
if (idFactoryClassName == null) {
throw new FatalNucleusUserException(idFactoryName);