presto-rcfile/src/main/java/io/prestosql/rcfile/HadoopCompressor.java/HadoopCompressor/get
class HadoopCompressor:        @Override
        public CompressedSliceOutput get()
        {
            try {
                compressor.reset();
                bufferedOutput.reset();
                CompressionOutputStream compressionStream = codec.createOutputStream(bufferedOutput, compressor);
                return new CompressedSliceOutput(compressionStream, bufferedOutput, this, () -> CodecPool.returnCompressor(compressor));
            }
            catch (IOException e) {
                throw new UncheckedIOException(e);
            }
        }