spring-boot-realworld-examp.../src/main/java/io/spring/infrastructure/user/MyBatisUserRepository.java
2017-08-14 14:27:36 +08:00

43 lines
1.1 KiB
Java

package io.spring.infrastructure.user;
import io.spring.core.user.User;
import io.spring.core.user.UserRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import java.util.Optional;
@Repository
public class MyBatisUserRepository implements UserRepository {
private final UserMapper userMapper;
@Autowired
public MyBatisUserRepository(UserMapper userMapper) {
this.userMapper = userMapper;
}
@Override
public void save(User user) {
if (userMapper.findById(user.getId()) == null) {
userMapper.insert(user);
} else {
userMapper.update(user);
}
}
@Override
public Optional<User> findById(String id) {
return Optional.ofNullable(userMapper.findById(id));
}
@Override
public Optional<User> findByUsername(String username) {
return Optional.ofNullable(userMapper.findByUsername(username));
}
@Override
public Optional<User> findByEmail(String email) {
return Optional.ofNullable(userMapper.findByEmail(email));
}
}