@RequestMapping("/login")
 @ResponseBody
 public Response login(@RequestBody Map<String, Object> map) {
   Response res = new Response();
   List<User> users = userService.login(map);
   if (users == null || users.size() == 0) {
     return res.failure("登陆失败");
   }
   ShardedJedis shardedJedis = shardedJedisPool.getResource();
   try {
     String skey = "session:" + users.get(0).getId();
     String token = UUID.randomUUID().toString();
     if (shardedJedis.exists(skey)) {
       String oldtoken = shardedJedis.get(skey);
       shardedJedis.del(skey);
       shardedJedis.del("token:" + oldtoken);
     }
     if (shardedJedis.setnx(skey, token) == 1) {
       shardedJedis.expire(skey, 3600 * 24);
       shardedJedis.hset("token:" + token, "name", users.get(0).getName());
       shardedJedis.expire("token:" + token, 3600 * 24);
     } else {
       token = shardedJedis.get(skey);
     }
     Map<String, Object> data = new HashMap<>();
     data.put("token", token);
     return new Response().success(data);
   } finally {
     shardedJedis.close();
   }
 }
 @RequestMapping("/queryUser")
 @ResponseBody
 public Response queryUser(@RequestBody Map<String, Object> map) {
   Response res = new Response();
   List<User> users = userService.queryUser(map);
   if (map.containsKey("count")) {
     res.setCount((Integer) map.get("count"));
   }
   res.success(users);
   return res;
 }
 @RequestMapping("/deleteUser")
 @ResponseBody
 public Response deleteUser(@RequestBody ArrayList<Integer> ids) {
   userService.deleteUser(ids);
   return new Response().success("删除用户成功");
 }
 @RequestMapping("/updateUser")
 @ResponseBody
 public Response updateUser(@RequestBody @Valid User user) {
   userService.updateUser(user);
   return new Response().success("修改用户成功");
 }
 @RequestMapping("/insertUser")
 @ResponseBody
 public Response insertUser(@RequestBody @Valid User user) {
   userService.insertUser(user);
   return new Response().success("新增用户成功");
 }
 @RequestMapping("/queryUserById")
 @ResponseBody
 public Response queryUserById(int id) {
   User user = userService.queryUserById(id);
   return new Response().success(user);
 }