weixin_45608945的博客

简单模拟spring底层提供的动态技术JDK实现,耦合度降低，提高 程序的复用性和灵活性同时提高了开发效率,且便于维护public interface UserService { /** * 增 */ public void insert(); /** * 删 */ public void delete(); ...

@WebServlet("/servletLogin2")public class ServletLogin2 extends HttpServlet { protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException ...

servlet代码@WebServlet("/findUserDataBase")public class FindUserDataBase extends HttpServlet { protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletExcep...

/* * @Description //TODO 文件上传 * @Date 2019/11/26 16:36 * @Param * @return **///1.在接收请求的Servlet上添加 @MultipartConfig 注解，标识该Servlet会接收文件内容；@MultipartConfig@WebServlet("/fileServlet1")public cla...