/*
* 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.yangtools.yang.data.impl.schema.tree;
import static com.google.common.base.Preconditions.checkArgument;
import com.google.common.base.Optional;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
import org.opendaylight.yangtools.yang.data.api.schema.OrderedMapNode;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeConfiguration;
import org.opendaylight.yangtools.yang.data.impl.schema.builder.api.NormalizedNodeContainerBuilder;
import org.opendaylight.yangtools.yang.data.impl.schema.builder.impl.ImmutableOrderedMapNodeBuilder;
import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
final class OrderedMapModificationStrategy extends AbstractNodeContainerModificationStrategy {
private final Optional<ModificationApplyOperation> entryStrategy;
OrderedMapModificationStrategy(final ListSchemaNode schema, final DataTreeConfiguration treeConfig) {
super(OrderedMapNode.class, treeConfig);
entryStrategy = Optional.of(new ListEntryModificationStrategy(schema, treeConfig));
}
@Override
protected ChildTrackingPolicy getChildPolicy() {
return ChildTrackingPolicy.ORDERED;
}
@SuppressWarnings("rawtypes")
@Override
protected NormalizedNodeContainerBuilder createBuilder(final NormalizedNode<?, ?> original) {
checkArgument(original instanceof OrderedMapNode);
return ImmutableOrderedMapNodeBuilder.create((OrderedMapNode) original);
}
@Override
protected NormalizedNode<?, ?> createEmptyValue(final NormalizedNode<?, ?> original) {
checkArgument(original instanceof OrderedMapNode);
return ImmutableOrderedMapNodeBuilder.create().withNodeIdentifier(((OrderedMapNode) original).getIdentifier())
.build();
}
@Override
public Optional<ModificationApplyOperation> getChild(final YangInstanceIdentifier.PathArgument identifier) {
if (identifier instanceof YangInstanceIdentifier.NodeIdentifierWithPredicates) {
return entryStrategy;
}
return Optional.absent();
}
@Override
public String toString() {
return "OrderedMapModificationStrategy [entry=" + entryStrategy + "]";
}
}