package com.alvin; import org.mybatis.spring.annotation.MapperScan; import org.springframework.boot.CommandLineRunner; import org.springframework.boot.SpringApplication; import org.springframework.boot.autoconfigure.SpringBootApplication; @SpringBootApplication @MapperScan("com.alvin.dao.mapper") public class Application implements CommandLineRunner { public static void main(String[] args) { SpringApplication.run(Application.class, args); } @Override public void run(String... args) throws Exception { System.out.println("启动成功"); } }