为什么自创的servlet类在浏览器中总是报404错误，求解答

Servlet中注解无效，浏览器访问提示404错误_andashuai的博客-CSDN博客_访问servlet报错404 问题描述servlet使用注解进行配置，代码如下：@WebServlet("/servletDemo01")public class ServletDemo01 extends HttpServlet { @Override protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { System.out.pri https://blog.csdn.net/andashuai/article/details/123535645