question: this method identifies the root or enclosing server span that contains the supplied client span . concode_field_sep Logger log concode_field_sep void initialiseSourceInfo concode_elem_sep List<SourceInfo> getSourceInfo concode_elem_sep SourceInfo getSourceInfo
target: Span function ( String arg0 , Span arg1 , SpanCache arg2 ) { while ( arg1 != null && ! arg1 . serverSpan ( ) && ! arg1 . topLevelSpan ( ) ) { arg1 = arg2 . get ( arg0 , arg1 . getParentId ( ) ) ; } return arg1 ; }