question: return the names of the variables in the template , in order . concode_field_sep UriComponents uriComponents concode_elem_sep String uriTemplate concode_elem_sep Pattern pattern concode_elem_sep List<String> variableNames concode_elem_sep Pattern matchPattern concode_field_sep URI expand concode_elem_sep URI expand concode_elem_sep String quote concode_elem_sep Pattern getMatchPattern concode_elem_sep Map<String,String> match concode_elem_sep String toString concode_elem_sep TemplateInfo parse concode_elem_sep boolean matches
target: List < String > function ( ) { return this . variableNames ; }