Syntax FACTORY_DEF XMLTemplaterFactory [FACTORY_NAME ] [INPUT (CONTROL_FEATURE|DATA_FEATURE) FEATURE_TYPE [ ]* []*]* [BUCKET_ATTR_NAME ] [BUCKET_TEMPLATE_ATTR ] [BUCKET_TEMPLATE_EXPR ] [BUCKET_TEMPLATE_FILE ] [CONTROL_TEMPLATE_ATTR ] [CONTROL_TEMPLATE_EXPR ] [CONTROL_TEMPLATE_FILE ] [GEOMETRY_TEMPLATE_ATTR