UserServlet.java用户修改个人信息

private void updatemyself(HttpServletRequest request, HttpServletResponse response) {
		String uid = request.getParameter("uid") == null ? ""
				: request.getParameter("uid");
		String username = request.getParameter("username") == null ? ""
				: request.getParameter("username");
		String cusername = request.getParameter("cusername") == null ? ""
				: request.getParameter("cusername");
		String password = request.getParameter("password") == null ? ""
				: request.getParameter("password");
		String roleId = request.getParameter("role") == null ? ""
				: request.getParameter("role");
		String levelId = request.getParameter("level") == null ? ""
				: request.getParameter("level");
		Map
 
   map = new HashMap
  
   (); if (!"".equals(username) && !"".equals(password)&&!"".equals(uid)&&!"".equals(roleId)&&!"".equals(levelId)) { User user = new User(); user.setUid(Integer.valueOf(uid)); user.setUserName(username); user.setCuserName(cusername); user.setPassword(password); Role role=new Role(); role.setRoleId(roleId); Level level=new Level(); level.setLevelId(Integer.valueOf(levelId)); user.setLevel(level); user.setRole(role); if (userDao.update(user)) { map.put("msg", "修改成功！"); } else { map.put("msg", "修改失败！"); } List
   
     list = userDao.find(user); if (list.size() == 1) { user=list.get(0); request.getSession().setAttribute("webuser", user); } } else { map.put("msg", "数据存在空值."); } JSONObject json = JSONObject.fromObject(map); try { response.setContentType("application/json;charset=utf-8"); response.getWriter().print(json); } catch (IOException e) { e.printStackTrace(); } }