How to use

ExportableProducer

in

org.hibernate.boot.model.relational

  @Override
  public void registerExportables(Database database) {
    if ( ExportableProducer.class.isInstance( subGenerator ) ) {
      ( (ExportableProducer) subGenerator ).registerExportables( database );
    }
  }
}

private void handleIdentifierValueBinding(
    KeyValue identifierValueBinding,
    Dialect dialect,
    String defaultCatalog,
    String defaultSchema,
    RootClass entityBinding) {
  // todo : store this result (back into the entity or into the KeyValue, maybe?)
  // 		This process of instantiating the id-generator is called multiple times.
  //		It was done this way in the old code too, so no "regression" here; but
  //		it could be done better
  try {
    final IdentifierGenerator ig = identifierValueBinding.createIdentifierGenerator(
        getIdentifierGeneratorFactory(),
        dialect,
        defaultCatalog,
        defaultSchema,
        entityBinding
    );
    if ( ig instanceof ExportableProducer ) {
      ( (ExportableProducer) ig ).registerExportables( getDatabase() );
    }
  }
  catch (MappingException e) {
    // ignore this for now.  The reasoning being "non-reflective" binding as needed
    // by tools.  We want to hold off requiring classes being present until we
    // try to build a SF.  Here, just building the Metadata, it is "ok" for an
    // exception to occur, the same exception will happen later as we build the SF.
    log.debugf( "Ignoring exception thrown when trying to build IdentifierGenerator as part of Metadata building", e );
  }
}

  @Override
  public void registerExportables(Database database) {
    if ( ExportableProducer.class.isInstance( subGenerator ) ) {
      ( (ExportableProducer) subGenerator ).registerExportables( database );
    }
  }
}

( (ExportableProducer) ig ).registerExportables( getDatabase() );