2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.openflowplugin.impl.util;
11 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeId;
12 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRef;
13 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.nodes.Node;
14 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
17 * Purpose: utility class providing path and {@link InstanceIdentifier} tools
19 public class PathUtil {
21 throw new IllegalStateException("This class should not be instantiated.");
25 * Extracts node id from instance identifier
26 * @param input instance identifier
27 * @return node-id from given instance identifier
29 public static NodeId extractNodeId(final InstanceIdentifier<Node> input) {
30 return input.firstKeyOf(Node.class).getId();
34 * Extracts node id from node reference
35 * @param input reference to {@link Node}
36 * @return node-id from given reference
38 public static NodeId extractNodeId(final NodeRef input) {
39 return input.getValue().firstKeyOf(Node.class).getId();