前台传过来的json数据，解析request

/** * 解析前台获得的交互数据 * @param request * @return * @throws IOException */ public static JSONObject getJsonObject(HttpServletRequest request) throws IOException{ String resultStr = "";         String readLine;         StringBuffer sb = new StringBuffer();         BufferedReader responseReader = null;         OutputStream outputStream = null;         try {             responseReader = new BufferedReader(new InputStreamReader(request.getInputStream(), "UTF-8"));             while ((readLine = responseReader.readLine()) != null) {                 sb.append(readLine).append("\n");             }             responseReader.close();             resultStr = sb.toString();         } catch (Exception e) {             e.printStackTrace();         } finally {             if (outputStream != null) {             outputStream.close();             }         }  return JSONObject.parseObject(resultStr); }