/*
* Copyright (c) 2013 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.nodes;
import com.google.common.base.Optional;
import java.util.Collection;
import java.util.Map;
import org.opendaylight.yangtools.concepts.Immutable;
import org.opendaylight.yangtools.util.ImmutableOffsetMap;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.DataContainerChild;
import org.opendaylight.yangtools.yang.data.api.schema.DataContainerNode;
public abstract class AbstractImmutableDataContainerNode<K extends PathArgument>
extends AbstractImmutableNormalizedNode<K, Collection<DataContainerChild<? extends PathArgument, ?>>>
implements Immutable, DataContainerNode<K> {
private final Map<PathArgument, DataContainerChild<? extends PathArgument, ?>> children;
public AbstractImmutableDataContainerNode(
final Map<PathArgument, DataContainerChild<? extends PathArgument, ?>> children, final K nodeIdentifier) {
super(nodeIdentifier);
this.children = ImmutableOffsetMap.unorderedCopyOf(children);
}
@Override
public final Optional<DataContainerChild<? extends PathArgument, ?>> getChild(final PathArgument child) {
return Optional.fromNullable(children.get(child));
}
@Override
public final Collection<DataContainerChild<? extends PathArgument, ?>> getValue() {
return children.values();
}
@Override
protected int valueHashCode() {
return children.hashCode();
}
/**
* DO NOT USE THIS METHOD.
*
* This is an implementation-internal API and no outside users should use it. If you do,
* you are asking for trouble, as the returned object is not guaranteed to conform to
* java.util.Map interface.
*
* @return An unmodifiable view if this node's children.
*/
public final Map<PathArgument, DataContainerChild<? extends PathArgument, ?>> getChildren() {
return children;
}
@Override
protected boolean valueEquals(final AbstractImmutableNormalizedNode<?, ?> other) {
return other instanceof AbstractImmutableDataContainerNode<?> && children.equals(
((AbstractImmutableDataContainerNode<?>) other).children);
}
}