content: // Copyright (c) 2025 Alibaba Group and its affiliates
  
  // Licensed under the Apache License, Version 2.0 (the "License");
  // you may not use this file except in compliance with the License.
  // You may obtain a copy of the License at
  
  //     http://www.apache.org/licenses/LICENSE-2.0
  
  // Unless required by applicable law or agreed to in writing, software
  // distributed under the License is distributed on an "AS IS" BASIS,
  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  // See the License for the specific language governing permissions and
  // limitations under the License.
  package com.example.mapper;
  
  import com.example.model.User;
  import org.apache.ibatis.annotations.Param;
  
  import java.util.List;
  
  /**
   * 用户数据访问接口
   */
  public interface UserMapper {
      
      /**
       * 根据排序字段和排序方向查询用户列表
       * @param orderBy 排序字段
       * @param sortDirection 排序方向
       * @return 用户列表
       */
      List<User> getUsersByOrder(@Param("orderBy") String orderBy, @Param("sortDirection") String sortDirection);
      
      /**
       * 查询所有用户
       * @return 用户列表
       */
      List<User> getAllUsers();
  } 