请求和响应编码处理

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servlet文件

/** * 请求和响应编码处理 * */public class TestServlet extends HttpServlet {/** *  */private static final long serialVersionUID = 1L;public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {/** * 客户端默认的请求编码是iso-8859-1 *  */String nameStr = request.getParameter("name");byte[] b = nameStr.getBytes("iso-8859-1");nameStr = new String(b,"UTF-8");System.out.println(nameStr);}public void doPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {/** * 因为当前html文件的编码是"UTF-8",所以只要设置request.setCharacterEncoding("UTF-8")后 * 那么服务器响应的编码也是UTF-8 */request.setCharacterEncoding("UTF-8");String nameString = request.getParameter("name");System.out.println(nameString);response.getWriter().print("哈哈");}}

html文件

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html>  <head>  <base href="<%=basePath%>">  <title>My JSP 'index.jsp' starting page</title><meta http-equiv="pragma" content="no-cache"><meta http-equiv="cache-control" content="no-cache"><meta http-equiv="expires" content="0">    <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"><meta http-equiv="description" content="This is my page"><!-- 设置编码格式 --><meta http-equiv="content-type" content="text/html;charset=UTF-8">  </head>    <body>    <form action="/servlet_life/TestServlet"  method="post" >    <div> <input  type="text" value="中国" name = "name"/> </div>  <div> <input  type="submit" value="submit"/> </div>    <div> <a href = "/servlet_life/TestServlet?name=肖建斌"> GET </a> </div>    </form>   </body></html>

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