serverlet_什么是serverlet_jsp和servlet的区别(3)
电脑杂谈 发布时间：2016-12-27 01:01:56 来源：网络整理import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
public class ServletDemoSecond extendsHttpServlet {
//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, HttpServletResponseresponse)
throwsServletException, 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)
throwsServletException, 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=""
xmlns:xsi=""
xsi:schemaLocation="
">
<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>
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