Servlet3.0的注解自定义原生Servlet实战

Servlet3.0的注解自定义原生Servlet实战
　　讲解：使用 Servlet3.0的注解自定义原生Servlet和Listener
　　　　自定义原生Servlet

package net.xdclass.demo.servlet;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet(name = "userServlet",urlPatterns = "/v1/api/test/customs")
public class UserServlet extends HttpServlet{

     @Override
     public void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
         
         resp.getWriter().print("custom sevlet");
         resp.getWriter().flush();
         resp.getWriter().close();
     }

     
    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp)
            throws ServletException, IOException {
        this.doGet(req, resp);
    }

     
    
}

浏览器输入：http://localhost:8083/v1/api/test/customs

结果：

注意：启动类中要加入@ServletComponentScan注解