2 * Copyright (c) 2014 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
8 package org.opendaylight.controller.md.sal.dom.store.impl.tree.spi;
10 import org.opendaylight.controller.md.sal.dom.store.impl.tree.StoreTreeNode;
11 import org.opendaylight.yangtools.concepts.Identifiable;
12 import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.PathArgument;
13 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
16 * A very basic data tree node. It has a version (when it was last modified),
17 * a subtree version (when any of its children were modified) and some read-only
20 public interface TreeNode extends Identifiable<PathArgument>, StoreTreeNode<TreeNode> {
22 * Get the data node version.
24 * @return Current data node version.
29 * Get the subtree version.
31 * @return Current subtree version.
33 Version getSubtreeVersion();
36 * Get a read-only view of the underlying data.
38 * @return Unmodifiable view of the underlying data.
40 NormalizedNode<?, ?> getData();
43 * Get a mutable, isolated copy of the node.
45 * @return Mutable copy
47 MutableTreeNode mutable();