/*
 * Copyright (c) 2016 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.mdsal.dom.store.inmemory;

import com.google.common.base.Preconditions;
import java.util.Map;
import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteCursor;
import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;

class WritableInteriorNode extends WriteableNodeWithSubshard {

    private final PathArgument identifier;

    WritableInteriorNode(PathArgument identifier, Map<PathArgument, WriteableModificationNode> children) {
        super(children);
        this.identifier = Preconditions.checkNotNull(identifier);
    }

    @Override
    public PathArgument getIdentifier() {
        return identifier;
    }

    @Override
    WriteCursorStrategy createOperation(DOMDataTreeWriteCursor parentCursor) {
        return new WriteableNodeOperation(this, parentCursor) {
            @Override
            public void exit() {
                // We are not root, so we can safely exit our level.
                getCursor().exit();
            }
        };
    }

}