--- /dev/null
+/*
+ * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
+ *
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+
+package org.opendaylight.controller.forwardingrulesmanager;
+
+/**
+ * The interface which describes the methods forwarding rules manager will call
+ * for notifying the listeners of policy installation updates.
+ */
+public interface IForwardingRulesManagerAware {
+
+ /**
+ * Inform the listeners that a troubleshooting information was added or
+ * removed for the specified policy.
+ *
+ * @param policyName
+ * the policy affected
+ * @param add
+ * true if the troubleshooting information was added, false
+ * otherwise
+ */
+ public void policyUpdate(String policyName, boolean add);
+
+ /**
+ * Inform listeners that the network node has notified us about a failure in
+ * executing the controller generated asynchronous request identified by the
+ * passed unique id.
+ *
+ * @param requestId
+ * the unique id associated with the request which failed to be
+ * executed on the network node
+ * @param error
+ * the string describing the error reported by the network node
+ */
+ public void requestFailed(long requestId, String error);
+
+}