code: protected Hashtable parsePostData() throws IOException {
          if( getContentLength() > 0){
              if (TraceComponent.isAnyTracingEnabled()&&logger.isLoggable (Level.FINE))  //306998.15
                  logger.logp(Level.FINE, CLASS_NAME,"parsePostData", "parsing post data based upon content length");
              return RequestUtils.parsePostData(getContentLength(), getInputStream(), getReaderEncoding(), this.multiReadPropertyEnabled);  // MultiRead
          } 
          if (TraceComponent.isAnyTracingEnabled()&&logger.isLoggable (Level.FINE))  //306998.15
              logger.logp(Level.FINE, CLASS_NAME,"parsePostData", "parsing post data based upon input stream (possibly chunked)");
          return RequestUtils.parsePostData(getInputStream(), getReaderEncoding(),this.multiReadPropertyEnabled);   // MultiRead
      }
docs: Added for servlet 3.1 support - method is overidden by SRTServletRequest31