@Override
protected ObjectStore createObjectStore(final IsisConfiguration configuration, final ObjectAdapterFactory objectFactory, final AdapterManager adapterManager) {
if (objectStore == null) {
final FieldMappingLookup fieldMappingLookup = new FieldMappingLookup();
final JdbcFieldMappingFactoryInstaller installer = new JdbcFieldMappingFactoryInstaller();
Defaults.initialise(SqlObjectStore.BASE_NAME, IsisContext.getConfiguration());
installer.load(fieldMappingLookup);
// fieldMappingLookup.setValueMappingFactory(new
// JdbcFieldMappingFactoryInstaller());
final ObjectMappingLookup objectMappingLookup = new ObjectMappingLookup();
objectMappingLookup.setValueMappingLookup(fieldMappingLookup);