<init-param>

 <param-name>config*****</param-name> <param-value>WEB-INF/dwr.xml</param-value>

<description>What config file do we use?</description>

</init-param>

用一个字符串”config” 作为开始，设置param-name，每个param-name必须不同。

<servlet>

<servlet-name>dwr-user-invoker</servlet-name>

<servlet-class> org.directwebremoting.servlet.DwrServlet

</servlet-class>

 <init-param>

<param-name>config-user</param-name> <param-value>WEB-INF/dwr-user.xml</param-value>

</init-param>

</servlet>

<servlet>

<servlet-name>dwr-admin-invoker</servlet-name>

<servlet-class> org.directwebremoting.servlet.DwrServlet

</servlet-class>

<init-param>

<param-name>config-admin</param-name>

<param-value>WEB-INF/dwr-admin.xml</param-value>

</init-param>

</servlet>

<servlet-mapping>

<servlet-name>dwr-admin-invoker</servlet-name>

<url-pattern>/dwradmin/*</url-pattern>

</servlet-mapping>

<servlet-mapping>

<servlet-name>dwr-user-invoker</servlet-name>

<url-pattern>/dwruser/*</url-pattern>

</servlet-mapping>

<security-constraint>

<display-name>dwr-admin</display-name>

<web-resource-collection>

<web-resource-name>dwr-admin-collection</web-resource-name>

<url-pattern>/dwradmin/*</url-pattern>

</web-resource-collection>

 <auth-constraint>

<role-name>admin</role-name> </auth-constraint>

</security-constraint>

<security-constraint>

<display-name>dwr-user</display-name>

<web-resource-collection>

<web-resource-name>dwr-user-collection</web-resource-name>

<url-pattern>/dwruser/*</url-pattern>

</web-resource-collection>

<auth-constraint>

<role-name>user</role-name>

</auth-constraint>

</security-constraint>