Adding ability for the server to notify clients about GUI additions/removals.
Change-Id: I505f68c33cb9cf7b875b53792f8442ba0cf0662a
diff --git a/web/gui/src/main/java/org/onosproject/ui/impl/UiWebSocketServlet.java b/web/gui/src/main/java/org/onosproject/ui/impl/UiWebSocketServlet.java
index ffc558d..564b07f 100644
--- a/web/gui/src/main/java/org/onosproject/ui/impl/UiWebSocketServlet.java
+++ b/web/gui/src/main/java/org/onosproject/ui/impl/UiWebSocketServlet.java
@@ -15,6 +15,7 @@
*/
package org.onosproject.ui.impl;
+import com.fasterxml.jackson.databind.node.ObjectNode;
import org.eclipse.jetty.websocket.WebSocket;
import org.eclipse.jetty.websocket.WebSocketServlet;
import org.onlab.osgi.DefaultServiceDirectory;
@@ -76,6 +77,18 @@
return socket;
}
+ /**
+ * Sends the specified message to all the GUI clients.
+ *
+ * @param type message type
+ * @param payload message payload
+ */
+ static void sendToAll(String type, ObjectNode payload) {
+ if (instance != null) {
+ instance.sockets.forEach(ws -> ws.sendMessage(type, 0, payload));
+ }
+ }
+
// Task for pruning web-sockets that are idle.
private class Pruner extends TimerTask {
@Override