实现ServletContextListener 接口覆盖contextInitialized方法,在启动时则会运行里面代码
@Component
public class MyLister implements ServletContextListener {
@Autowired
private ArticleServer articleServer;
//启动容器
@Override
public void contextInitialized(ServletContextEvent servletContextEvent) {
System.out.println("this is MyListener init");
articleServer.saveAll();
}
}