@Override
  public Class<? extends Decompressor> getDecompressorType() {
    return HadoopLz4Decompressor.class;
  }
Hadoop Lz4 codec implemented with aircompressor.
<p>
This is data format compatible with Hadoop's native lz4 codec.
hbase-compression/hbase-compression-aircompressor/src/main/java/org/apache/hadoop/hbase/io/compress/aircompressor/Lz4Codec.java