/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.vxquery.datamodel.accessors.nodes;

import org.apache.hyracks.data.std.api.AbstractPointable;
import org.apache.hyracks.data.std.primitive.IntegerPointable;

public abstract class AbstractNodePointable extends AbstractPointable {
    public int getLocalNodeId(NodeTreePointable nodeTree) {
        return nodeTree.nodeIdExists() ? IntegerPointable.getInteger(bytes, getLocalNodeIdOffset(nodeTree)) : -1;
    }

    abstract protected int getLocalNodeIdOffset(NodeTreePointable nodeTree);
}