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.yangtools.yang.data.api.InstanceIdentifier.PathArgument;
11 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
12 import org.slf4j.Logger;
13 import org.slf4j.LoggerFactory;
15 import com.google.common.base.Optional;
16 import com.google.common.primitives.UnsignedLong;
18 final class ValueNode extends AbstractTreeNode {
19 private static final Logger LOG = LoggerFactory.getLogger(ValueNode.class);
21 protected ValueNode(final NormalizedNode<?, ?> data, final UnsignedLong version) {
26 public Optional<TreeNode> getChild(final PathArgument childId) {
27 LOG.warn("Attempted to access child {} of value-node {}", childId, this);
28 return Optional.absent();
32 public UnsignedLong getSubtreeVersion() {
37 public MutableTreeNode mutable() {
39 * Value nodes can only we read/written/delete, which does a straight
40 * replace. That means they don't haver need to be made mutable.
42 throw new UnsupportedOperationException(String.format("Attempted to mutate value-node %s", this));