+++ /dev/null
-/*
- * Copyright (c) 2014 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.controller.md.sal.dom.store.impl.tree;
-
-import org.opendaylight.yangtools.yang.data.api.InstanceIdentifier.PathArgument;
-import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
-
-import com.google.common.base.Optional;
-
-/**
- * A single node within a {@link DataTreeCandidate}. The nodes are organized
- * in tree hierarchy, reflecting the modification from which this candidate
- * was created. The node itself exposes the before- and after-image of the
- * tree restricted to the modified nodes.
- */
-public interface DataTreeCandidateNode {
- /**
- * Get the node identifier.
- *
- * @return The node identifier.
- */
- PathArgument getIdentifier();
-
- /**
- * Get an unmodifiable iterable of modified child nodes.
- *
- * @return Unmodifiable iterable of modified child nodes.
- */
- Iterable<DataTreeCandidateNode> getChildNodes();
-
- /**
- * Return the type of modification this node is undergoing.
- *
- * @return Node modification type.
- */
- ModificationType getModificationType();
-
- /**
- * Return the before-image of data corresponding to the node.
- *
- * @return Node data as they were present in the tree before
- * the modification was applied.
- */
- Optional<NormalizedNode<?, ?>> getDataAfter();
-
- /**
- * Return the after-image of data corresponding to the node.
- *
- * @return Node data as they will be present in the tree after
- * the modification is applied.
- */
- Optional<NormalizedNode<?, ?>> getDataBefore();
-}