簡單Servlet樣本

 package cn.zhao.servlet ;</p><p>import java.io.IOException ;<br />import java.io.PrintWriter;</p><p>import javax.servlet.ServletException ;<br />import javax.servlet.http.HttpServlet ;<br />import javax.servlet.http.HttpServletRequest ;<br />import javax.servlet.http.HttpServletResponse ;</p><p>public class HelloServlet extends HttpServlet<br />{<br />private static final long serialVersionUID = 1L ;</p><p>protected void doGet( HttpServletRequest req , HttpServletResponse rep )<br />throws ServletException , IOException<br />{<br />this.doPost( req , rep ) ;<br />}</p><p>protected void doPost( HttpServletRequest req , HttpServletResponse rep )<br />throws ServletException , IOException<br />{<br />rep.setContentType( "text/html;charset=gbk" ) ;<br />PrintWriter out = rep.getWriter() ;<br />out.println( "<font color=red ><h1>大家好，這是一個Servlet!!!!!</h1></font>" ) ;<br />out.close() ;<br />}</p><p>}<br />

 

<?xml version="1.0" encoding="UTF-8"?><br /><web-app version="2.4"<br />xmlns="http://java.sun.com/xml/ns/j2ee"<br />xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"<br />xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee<br />http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"><br /> <welcome-file-list><br /> <welcome-file>index.jsp</welcome-file><br /> </welcome-file-list></p><p> <servlet><br /> <servlet-name>HelloServlet</servlet-name><br /> <servlet-class>cn.zhao.servlet.HelloServlet</servlet-class><br /> </servlet></p><p><servlet-mapping><br /><servlet-name>HelloServlet</servlet-name><br /><url-pattern>/hello</url-pattern><br /></servlet-mapping><br /></web-app><br />