question: extract the parts of the given request that are relevant to oauth . parameters include oauth authorization headers and the usual request parameters in the query string and/or form encoded body . the header parameters come first , followed by the rest in the order they came from request.getparametermap . concode_field_sep Map<String,Integer> PROBLEM_TO_HTTP_CODE concode_elem_sep Integer SC_FORBIDDEN concode_field_sep String getRequestURL concode_elem_sep void handleException concode_elem_sep void handleException concode_elem_sep String htmlEncode concode_elem_sep void sendForm
target: OAuthMessage function ( HttpServletRequest arg0 , String arg1 ) { if ( arg1 == null ) { arg1 = arg0 . getRequestURL ( ) . toString ( ) ; } int loc0 = arg1 . indexOf ( '?' ) ; if ( loc0 >= 0 ) { arg1 = arg1 . substring ( 0 , loc0 ) ; } return new HttpRequestMessage ( arg0 , arg1 ) ; }