JarLdifSchemaLoader loader = new JarLdifSchemaLoader();
schemaManager = new DefaultSchemaManager( loader );
schemaManager.loadAllEnabled();
parser = new SubtreeSpecificationParser( schemaManager );
TOP_OC = schemaManager.lookupObjectClassRegistry( "top" );
ALIAS_OC = schemaManager.lookupObjectClassRegistry( "alias" );
COUNTRY_OC = schemaManager.lookupObjectClassRegistry( "country" );
PERSON_OC = schemaManager.lookupObjectClassRegistry( "person" );