<context-param>
<param-name>org.apache.myfaces.CHECK_EXTENSIONS_FILTER</param-name>
<param-value>true</param-value>
<init-param>
<param-name>maxFileSize</param-name>
<param-value>20m</param-value>
<description>Set the size limit for uploaded files.
Format: 10 - 10 bytes
10k - 10 KB
10m - 10 MB
1g - 1 GB
</description>
</init-param>
</context-param>
<filter>
<filter-name>extensionsFilter</filter-name>
<filter-class>org.apache.myfaces.webapp.filter.ExtensionsFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>extensionsFilter</filter-name>
<url-pattern>/faces/myFacesExtensionResource/*</url-pattern>
</filter-mapping>
<filter-mapping>
<filter-name>extensionsFilter</filter-name>
<url-pattern>*.jsp</url-pattern>
</filter-mapping>
<filter-mapping>
<filter-name>extensionsFilter</filter-name>
<servlet-name>Faces Servlet</servlet-name>
</filter-mapping>