org.apache.spark.sql.execution.datasources.parquet.ParquetDictionary Maven / Gradle / Ivy

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/*
 * 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.spark.sql.execution.datasources.parquet;

import org.apache.spark.sql.execution.vectorized.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 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();
  }
}