出现了404

来源:1-3 手工编写第一个Servlet

Grunde3579893

2016-08-14 17:20

可以出来静态页面,跳转的时候出现了404

<%@ page language="java" contentType="text/html; charset=utf-8"

    %>

<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">

<html>

<head>

<meta http-equiv="Content-Type" content="text/html; charset=utf-8">

<title>Insert title here</title>

</head>

<body>

<h1>my first servlet demo</h1>

<hr>

<a href="servlet/HelloServlet">Get方式请求HelloServlet</a>

</body>

</html>


<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">

  <display-name>First</display-name>

  <welcome-file-list>

    <welcome-file>index.html</welcome-file>

    <welcome-file>index.htm</welcome-file>

    <welcome-file>index.jsp</welcome-file>

    <welcome-file>default.html</welcome-file>

    <welcome-file>default.htm</welcome-file>

    <welcome-file>default.jsp</welcome-file>

  </welcome-file-list>

  

  <servlet>

  <servlet-name>HelloServlet</servlet-name>

  <servlet-class>servlet.HelloServlet</servlet-class>

  </servlet>

  <servlet-mapping>

  <servlet-name>HelloServlet</servlet-name>

  <url-pattern>/servlet/HelloServlet</url-pattern>

  </servlet-mapping>

  

</web-app>


public class HelloServlet extends HttpServlet {


@Override

protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

// TODO Auto-generated method stub

// TODO Auto-generated method stub

System.out.println("处理Get()请求......");

PrintWriter out = response.getWriter();

response.setContentType("text/html;charset=utf-8");

out.println("<strong>Hello Servlet</strong><br>");

}


@Override

protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

// TODO Auto-generated method stub

}




}


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1回答

  • 摩诃迦叶
    2016-08-14 23:31:51
    已采纳

    用你的代码,可以正常跳转。 你重启下tomcat试试吧

    Grunde...

    好的谢谢

    2016-08-15 10:26:16

    共 1 条回复 >

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