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.yangtools.yang.data.impl.schema.tree;
10 import static com.google.common.base.Preconditions.checkArgument;
12 import java.util.Optional;
13 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
14 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
15 import org.opendaylight.yangtools.yang.data.api.schema.LeafSetNode;
16 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
17 import org.opendaylight.yangtools.yang.data.api.schema.OrderedLeafSetNode;
18 import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeConfiguration;
19 import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
20 import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableOrderedLeafSetNodeBuilder;
21 import org.opendaylight.yangtools.yang.model.api.LeafListSchemaNode;
23 final class OrderedLeafSetModificationStrategy extends AbstractNodeContainerModificationStrategy {
24 private final Optional<ModificationApplyOperation> entryStrategy;
26 @SuppressWarnings({ "unchecked", "rawtypes" })
27 OrderedLeafSetModificationStrategy(final LeafListSchemaNode schema, final DataTreeConfiguration treeConfig) {
28 super((Class) LeafSetNode.class, treeConfig);
29 entryStrategy = Optional.of(new LeafSetEntryModificationStrategy(schema));
33 protected ChildTrackingPolicy getChildPolicy() {
34 return ChildTrackingPolicy.ORDERED;
37 @SuppressWarnings("rawtypes")
39 protected NormalizedNodeContainerBuilder createBuilder(final NormalizedNode<?, ?> original) {
40 checkArgument(original instanceof OrderedLeafSetNode<?>);
41 return ImmutableOrderedLeafSetNodeBuilder.create((OrderedLeafSetNode<?>) original);
45 protected NormalizedNode<?, ?> createEmptyValue(final NormalizedNode<?, ?> original) {
46 checkArgument(original instanceof OrderedLeafSetNode<?>);
47 return ImmutableOrderedLeafSetNodeBuilder.create()
48 .withNodeIdentifier(((OrderedLeafSetNode<?>) original).getIdentifier()).build();
52 public Optional<ModificationApplyOperation> getChild(final PathArgument identifier) {
53 return identifier instanceof NodeWithValue ? entryStrategy : Optional.empty();