flink-libraries/flink-table/src/main/java/org/apache/flink/table/sources/parquet/ParquetDictionary.java

/*
 * 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.flink.table.sources.parquet;

import org.apache.flink.table.dataformat.vector.Dictionary;

/**
 * Parquet dictionary.
 */
public final class ParquetDictionary implements Dictionary {
	private org.apache.parquet.column.Dictionary dictionary;

	public ParquetDictionary(org.apache.parquet.column.Dictionary dictionary) {
		this.dictionary = dictionary;
	}

	@Override
	public boolean decodeToBoolean(int id) {
		return dictionary.decodeToBoolean(id);
	}

	@Override
	public int decodeToInt(int id) {
		return dictionary.decodeToInt(id);
	}

	@Override
	public long decodeToLong(int id) {
		return dictionary.decodeToLong(id);
	}

	@Override
	public float decodeToFloat(int id) {
		return dictionary.decodeToFloat(id);
	}

	@Override
	public double decodeToDouble(int id) {
		return dictionary.decodeToDouble(id);
	}

	@Override
	public byte[] decodeToBinary(int id) {
		return dictionary.decodeToBinary(id).getBytes();
	}
}