Mapping

Mapping

<servlet>
    <servlet-name>hello</servlet-name>
    <servlet-class>com.zhou.servlet.HelloServlet</servlet-class>
</servlet>
<servlet-mapping>
    <servlet-name>hello</servlet-name>
    <url-pattern>/*</url-pattern>
    <!--  这种方式会将默认首页干掉  -->
</servlet-mapping>

以默认后缀结尾

<servlet>
    <servlet-name>hello</servlet-name>
    <servlet-class>com.zhou.servlet.HelloServlet</servlet-class>
</servlet>
<servlet-mapping>
    <servlet-name>hello</servlet-name>
    <url-pattern>*.zhou</url-pattern>
</servlet-mapping>