org.apache.parquet.compression.CompressionCodecFactory 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.
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package org.apache.parquet.compression;

import org.apache.parquet.bytes.BytesInput;
import org.apache.parquet.hadoop.metadata.CompressionCodecName;
import java.io.IOException;
import java.nio.ByteBuffer;

public interface CompressionCodecFactory {

  BytesInputCompressor getCompressor(CompressionCodecName codecName);

  BytesInputDecompressor getDecompressor(CompressionCodecName codecName);

  void release();

  interface BytesInputCompressor {
    BytesInput compress(BytesInput bytes) throws IOException;
    CompressionCodecName getCodecName();
    void release();
  }

  interface BytesInputDecompressor {
    BytesInput decompress(BytesInput bytes, int uncompressedSize) throws IOException;
    void decompress(ByteBuffer input, int compressedSize, ByteBuffer output, int uncompressedSize) throws IOException;
    void release();
  }

}