写出在web.xml文件中Servlet的配置 (包括初始化参数)、映射描述符代码。

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

<web-app version="2.4" xmlns="http://java.sun.com/xml/ns/j2ee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee
http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">

<web-app>
<servlet>
<servlet-name></servlet-name>
<servlet-class></servlet-class>
<init-param>
<param-name></param-name>
<param-value></param-value>
&