--- /dev/null
+/*
+ * Copyright (c) 2015 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.openflowplugin.api.openflow.device;
+
+/**
+ * API for device synchronized listeners
+ */
+public interface DeviceValidListener {
+
+ void deviceIsValid(final DeviceInfo deviceInfo, final boolean isValid);
+
+}