b2科目四模拟试题多少题驾考考爆了怎么补救
b2科目四模拟试题多少题 驾考考爆了怎么补救

JSP/SERVLET入门教程--Servlet 使用入门(3)

电脑杂谈  发布时间:2016-12-19 07:00:17  来源:网络整理

import java.io.PrintWriter;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

public class ServletDemoSecond extends HttpServlet {

//初始化

public void init() throws ServletException {

System.out.println("我是init()方法!用来进行初始化工作");

}

//处理GET请求

public void doGet(HttpServletRequest request, HttpServletResponse response)

throws ServletException, IOException {

System.out.println("我是doGet()方法!用来处理GET请求");

response.setContentType("text/html;charset=GB2312");

PrintWriter out = response.getWriter();

out.println("<HTML>");

out.println("<BODY>");

out.println("这是Servlet的例子");

out.println("</BODY>");

out.println("</HTML>");

}

//处理POST请求

public void doPost(HttpServletRequest request, HttpServletResponse response)

throws ServletException, IOException {

doGet(request, response);

}

//销毁实例

public void destroy() {

super.destroy();

System.out.println("我是destroy()方法!用来进行销毁实例的工作");

}

}

web.xml文件

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

<web-app version="2.4"

xmlns="http://java.sun.com/xml/ns/j2ee"

xmlns:xsi="http://.w3.org/2001/XMLSchema-instance"

xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee

">

<servlet>

<servlet-name>ServletDemoSecond</servlet-name>

<servlet-class>cn.dragon.servlet.ServletDemoSecond</servlet-class>

</servlet>

<servlet-mapping>

<servlet-name>ServletDemoSecond</servlet-name>

<url-pattern>/servlet/ServletDemoSecond</url-pattern>

</servlet-mapping>

</web-app>

友情链接:

上海装修公司

奶茶店加盟

汉堡加盟

定制电源

郑州癫痫病医院


本文来自电脑杂谈,转载请注明本文网址:
http://www.pc-fly.com/a/jisuanjixue/article-23056-3.html

相关阅读
    发表评论  请自觉遵守互联网相关的政策法规,严禁发布、暴力、反动的言论

    热点图片
    拼命载入中...