disable directory listing for /gwt context root

java/com.sap.sailing.gwt.ui/WEB-INF/web.xml

@@ -4,6 +4,17 @@
 	xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
 	xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" version="2.5">
 
+	<!-- Disable directory listing: -->
+	<servlet>
+		<servlet-name>default</servlet-name>
+		<servlet-class>org.eclipse.jetty.servlet.DefaultServlet
+		</servlet-class>
+		<init-param>
+			<param-name>dirAllowed</param-name>
+			<param-value>false</param-value>
+		</init-param>
+	</servlet>
+
 	<filter>
 		<filter-name>GWTCacheControlServletFilter</filter-name>
 		<filter-class>com.sap.sse.gwt.server.GWTCacheControlServletFilter</filter-class>