写servlet时碰到的疑惑?
写了两个servlet,xml文件如下
<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.2//EN" "http://java.sun.com/j2ee/dtds/web-app_2_2.dtd">
<web-app>
<servlet>
<servlet-name>CookieServlet</servlet-name>
<servlet-class>
CookieServlet
</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>CookieServlet</servlet-name>
<url-pattern>/CookieServlet</url-pattern>
</servlet-mapping>
<servlet>
<servlet-name>HelloServlet</servlet-name>
<servlet-class>
HelloServlet
</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>HelloServlet</servlet-name>
<url-pattern>/HelloServlet</url-pattern>
</servlet-mapping>
</web-app>
启动tomcat报错,严重: Parse Error at line 29 column 11: The content of element type "web-app" mu
st match "(icon?,display-name?,description?,distributable?,context-param*,servle
t*,servlet-mapping*,session-config?,mime-mapping*,welcome-file-list?,error-page*
,taglib*,resource-ref*,security-constraint*,login-config?,security-role*,env-ent
ry*,ejb-ref*)".
可是如果在xml下分别加载这两个servlet,tomcat却正常无报错,奇怪的问题?