gets immutable version of this configuration . concode_field_sep Pattern NAME_PATTERN concode_elem_sep String name concode_elem_sep String extractor concode_elem_sep MapAttributeConfigReadOnly readOnly concode_field_sep MapAttributeConfig setName concode_elem_sep String getName concode_elem_sep String getExtractor concode_elem_sep void checkNameValid concode_elem_sep String toString concode_elem_sep String checkName concode_elem_sep MapAttributeConfig setExtractor concode_elem_sep void checkNotQueryConstant
MapAttributeConfigReadOnly function ( ) { if ( readOnly == null ) { readOnly = new MapAttributeConfigReadOnly ( this ) ; } return readOnly ; }