Merge pull request #662 from Megala21/master

Adding security filters for secured-websocket war

components/extensions/cdmf-transport-adapters/output/org.wso2.carbon.device.mgt.output.adapter.websocket.endpoint/src/main/webapp/WEB-INF/web.xml

@@ -21,4 +21,39 @@
 
 <web-app>
     <display-name>Output WebSocket</display-name>
+    <filter>
+        <filter-name>HttpHeaderSecurityFilter</filter-name>
+        <filter-class>org.apache.catalina.filters.HttpHeaderSecurityFilter</filter-class>
+        <init-param>
+            <param-name>hstsEnabled</param-name>
+            <param-value>false</param-value>
+        </init-param>
+    </filter>
+
+    <filter>
+        <filter-name>ContentTypeBasedCachePreventionFilter</filter-name>
+        <filter-class>org.wso2.carbon.ui.filters.cache.ContentTypeBasedCachePreventionFilter</filter-class>
+        <init-param>
+            <param-name>patterns</param-name>
+            <param-value>text/html" ,application/json" ,text/plain</param-value>
+        </init-param>
+        <init-param>
+            <param-name>filterAction</param-name>
+            <param-value>enforce</param-value>
+        </init-param>
+        <init-param>
+            <param-name>httpHeaders</param-name>
+            <param-value>Cache-Control: no-store, no-cache, must-revalidate, private</param-value>
+        </init-param>
+    </filter>
+
+    <filter-mapping>
+        <filter-name>HttpHeaderSecurityFilter</filter-name>
+        <url-pattern>/*</url-pattern>
+    </filter-mapping>
+
+    <filter-mapping>
+        <filter-name>ContentTypeBasedCachePreventionFilter</filter-name>
+        <url-pattern>/*</url-pattern>
+    </filter-mapping>
 </web-app>