/*
* 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.yangtools.yang.data.impl.schema.tree;
import com.google.common.base.MoreObjects;
import javax.annotation.Nonnull;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidateNode;
import org.opendaylight.yangtools.yang.data.api.schema.tree.spi.TreeNode;
final class InMemoryDataTreeCandidate extends AbstractDataTreeCandidate {
private static final class RootNode extends AbstractModifiedNodeBasedCandidateNode {
public RootNode(final ModifiedNode mod, final TreeNode oldMeta, final TreeNode newMeta) {
super(mod, oldMeta, newMeta);
}
@Override
@Nonnull
public PathArgument getIdentifier() {
throw new IllegalStateException("Attempted to get identifier of the root node");
}
}
private final RootNode root;
InMemoryDataTreeCandidate(final YangInstanceIdentifier rootPath, final ModifiedNode modificationRoot,
final TreeNode beforeRoot, final TreeNode afterRoot) {
super(rootPath);
this.root = new RootNode(modificationRoot, beforeRoot, afterRoot);
}
@Override
@Nonnull
protected TreeNode getTipRoot() {
return root.getNewMeta();
}
TreeNode getBeforeRoot() {
return root.getOldMeta();
}
@Override
public DataTreeCandidateNode getRootNode() {
return root;
}
@Override
public String toString() {
return MoreObjects.toStringHelper(this).add("rootPath", getRootPath()).add("rootNode", getRootNode()).toString();
}
}