code: @Override
      public StringBuffer getRequestURL() {
          // strip off any session id from the url here
          String rc = SessionInfo.stripURL(this.request.getURL(),
                                           this.sessionData);
          if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
              Tr.debug(tc, "getRequestURL: " + rc);
          }
          return new StringBuffer(rc);
      }
docs: /*
  @see javax..HttpServletRequest#getRequestURL()