UserMapper.java

package org.hepx.tasksys.mapper;

import org.hepx.tasksys.entity.User;
import org.springframework.stereotype.Repository;

import java.util.List;

@Repository
public interface UserMapper {

    public void createUser(User user);

    public void updateUser(User user);

    public void deleteUser(Long userId);

    User findOne(Long userId);

    List<User> findAll();

    User findByUsername(String username);

}