????????????????????

????????????????????????????????????
public class AddUserServlet extends HttpServlet {
public void doGet(HttpServletRequest request?? HttpServletResponse response)
throws ServletException?? IOException {
//????????????????????????
request.setCharacterEncoding("utf-8");
response.setCharacterEncoding("utf-8");
response.setContentType("text/html");
//????????????л??????????
PrintWriter out = response.getWriter();
//????????????
String id = request.getParameter("id");
//???dao????????? ???????????????????
IUserDao userdao = new UserDaoImpl();
User user = userdao.QueryUser(Integer.valueOf(id));
//??????user????????ж?  ????????????
if(user != null){
out.println("??????"+user.getName());
out.println("????"+user.getAge());
}else{
out.println("??????????");
}
out.flush();
out.close();
}
// ?????????????????????????????????????????
public class LoginServlet extends HttpServlet {
public void doGet(HttpServletRequest request?? HttpServletResponse response)
throws ServletException?? IOException {
request.setCharacterEncoding("utf-8");
response.setCharacterEncoding("utf-8");
response.setContentType("text/html");
//??????????????
String name = request.getParameter("name");
String pwd = request.getParameter("pwd");
System.out.println(name +"  1  "+pwd);
//?????????????
IUserDao userdao = new UserDaoImpl();
//??????????????? ???????????????????????????
User user = userdao.Login(name?? pwd);
//??????????????????鷵??????????????????
PrintWriter out = response.getWriter();
if(user != null){
out.println("??????");
}else{
out.println("??????");
}
out.flush();
out.close();
}
public void doPost(HttpServletRequest request?? HttpServletResponse response)
throws ServletException?? IOException {
}
public void init() throws ServletException {
}
}