package web;
import org.springframework.stereotype.Component;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;


@Component
public class testServlet implements ServletContextListener {

    @Override
    public void contextInitialized(ServletContextEvent sce) {
       // ServletContext servletContext = sce.getServletContext();
        //ApplicationContext app = WebApplicationContextUtils.getWebApplicationContext(servletContext);
        System.out.println("spring容器创建");         //写这种有什么意义
    }

    @Override
    public void contextDestroyed(ServletContextEvent sce) {
        System.out.println("spring容器已销毁");
    }

    }

package web;
import org.springframework.stereotype.Component;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;


@Component
public class testServlet implements ServletContextListener {

    @Override
    public void contextInitialized(ServletContextEvent sce) {
       // ServletContext servletContext = sce.getServletContext();
        //ApplicationContext app = WebApplicationContextUtils.getWebApplicationContext(servletContext);
        System.out.println("spring容器创建");         //写这种有什么意义
    }

    @Override
    public void contextDestroyed(ServletContextEvent sce) {
        System.out.println("spring容器已销毁");
    }

    }