<filter>
    <filter-name>dynamicServletFilter</filter-name>
    <filter-class>key.kotori.servlet.DynamicServletFilter</filter-class>
</filter>
<filter-mapping>
    <filter-name>dynamicServletFilter</filter-name>
    <url-pattern>*.slt</url-pattern>
</filter-mapping>

<servlet>
    <servlet-name>user</servlet-name>
    <servlet-class>com.kotori.servlet.UserServlet</servlet-class>
</servlet>

public class UserServlet extends DynamicServlet {
    //这纯粹是一个servlet，其中DynamicRequest和DynamicResponse
    //是实现了HttpServletRequest和HttpServletResponse接口的
    public void list(DynamicRequest request, DynamicResponse response) { }

    public void add(DynamicRequest request, DynamicResponse response) { }

    public void delete(DynamicRequest request, DynamicResponse response) { }

    public void update(DynamicRequest request, DynamicResponse response) { }

    ......
}