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/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch 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.elasticsearch.search.lookup;

import org.apache.lucene.analysis.payloads.PayloadHelper;
import org.apache.lucene.util.BytesRef;
import org.apache.lucene.util.CharsRefBuilder;

public class TermPosition {

    public int position = -1;
    public int startOffset = -1;
    public int endOffset = -1;
    public BytesRef payload;
    private CharsRefBuilder spare = new CharsRefBuilder(); 

    public String payloadAsString() {
        if (payload != null && payload.length != 0) {
            spare.copyUTF8Bytes(payload);
            return spare.toString();
        } else {
            return null;
        }
    }

    public float payloadAsFloat(float defaultMissing) {
        if (payload != null && payload.length != 0) {
            return PayloadHelper.decodeFloat(payload.bytes, payload.offset);
        } else {
            return defaultMissing;
        }
    }

    public int payloadAsInt(int defaultMissing) {
        if (payload != null && payload.length != 0) {
            return PayloadHelper.decodeInt(payload.bytes, payload.offset);
        } else {
            return defaultMissing;
        }
    }
}