HttpServlet：此URL不支持HTTP方法POST ——问题解决

让servlet中的doGet执行doPost方法，会报错，

去掉super就可以了。

具体原因：点我查看具体原因

	@Overrideprotected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    super.doPost（req，resp）；加上super就会报错，doPost(req, resp);		  去掉super就可以了；}@Overrideprotected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
    //???????????req.setCharacterEncoding("utf-8");resp.setContentType("text/html;charset=utf-8");....................................