HttpServletRequest獲取請求參數中所有的信息
阿新 • • 發佈:2019-02-27
urn servlet 客戶端 ret mes .get pre all equal
/** * 獲取客戶端請求參數中所有的信息 * @param request * @return */ private Map<String, String> getAllRequestParam(final HttpServletRequest request) { Map<String, String> res = new HashMap<String, String>(); Enumeration<?> temp = request.getParameterNames(); if (null != temp) { while (temp.hasMoreElements()) { String en = (String) temp.nextElement(); String value = request.getParameter(en); res.put(en, value); //如果字段的值為空,判斷若值為空,則刪除這個字段> if (null == res.get(en) || "".equals(res.get(en))) { res.remove(en); } } } return res; }
HttpServletRequest獲取請求參數中所有的信息