package org.example.service; import org.example.entity.Yonghu; import org.example.mapper.YonghuMapper; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; @Service public class YonghuService { @Autowired private YonghuMapper yonghuMapper; public boolean authenticate(String username, String password) { Yonghu yonghu = yonghuMapper.findByUsername(username); if (yonghu != null && yonghu.getPassword().equals(password)) { return true; } return false; } }