问jboss-eap-7静态文件缓存看起来不起作用，我找不到任何关于这方面的文档

EN

 <filter-name>imagesCache</filter-name>
    <filter-class>com.samaxes.filter.CacheFilter</filter-class>
    <init-param>
        <param-name>static</param-name>
        <param-value>true</param-value>
    </init-param>
    <init-param>
        <param-name>expirationTime</param-name>
        <param-value>2592000</param-value>
    </init-param>
</filter>

<filter-mapping>
    <filter-name>imagesCache</filter-name>
    <url-pattern>*.png</url-pattern>
    <url-pattern>*.gif</url-pattern>
    <url-pattern>*.jpg</url-pattern>
</filter-mapping>