package com.example.springboot.service;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import com.example.springboot.entity.User;
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import com.example.springboot.mapper.UserMapper;
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@Service
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public class UserService {
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@Autowired
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private UserMapper userMapper;
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public void Save(User user) {
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if (user.getId() == null) {
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userMapper.insert(user);
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} else {
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userMapper.update(user);
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}
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}
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}
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