*/
package org.opendaylight.yangtools.yang.data.api.schema.tree.spi;
-import com.google.common.base.Optional;
-import com.google.common.base.Preconditions;
-
import java.util.Map;
-
-import org.opendaylight.yangtools.util.MapAdaptor;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-final class MaterializedContainerNode extends ContainerNode {
- private final Map<PathArgument, TreeNode> children;
-
+/**
+ * A fully-modified node -- we know we have all children, so it performs lookups only.
+ */
+final class MaterializedContainerNode extends AbstractModifiedContainerNode {
protected MaterializedContainerNode(final NormalizedNode<?, ?> data, final Version version,
final Map<PathArgument, TreeNode> children, final Version subtreeVersion) {
- super(data, version, subtreeVersion);
- this.children = Preconditions.checkNotNull(children);
+ super(data, version, children, subtreeVersion);
}
@Override
- public Optional<TreeNode> getChild(final PathArgument key) {
- return Optional.fromNullable(children.get(key));
+ public TreeNode childByArg(final PathArgument arg) {
+ return getModifiedChild(arg);
}
@Override
public MutableTreeNode mutable() {
- return new Mutable(this, MapAdaptor.getDefaultInstance().takeSnapshot(children));
+ return new MaterializedMutableContainerNode(this, snapshotChildren());
}
}