public String userpass() {
    adminuserdao = new AdminuserDAO();

    Adminuser admin = new Adminuser();
    admin = (Adminuser) adminuserdao.findAll().get(0);
    this.result = admin.getPassword();
    return SUCCESS;
  }
 public String check() {
   adminuserdao = new AdminuserDAO();
   userlist = adminuserdao.findAll();
   Map<String, String> map = new HashMap<String, String>();
   if (admin.equals(username)) {
     if (password.equals(userlist.get(0).getPassword())) {
       map.put("information", "success");
     } else {
       map.put("information", "error1");
     }
   } else {
     map.put("information", "error2");
   }
   JSONObject jo = JSONObject.fromObject(map);
   this.result = jo.toString();
   return SUCCESS;
 }