public void returnByteBuffDecompressor(ByteBuffDecompressor decompressor) {
      if (decompressor != null) {
        if (LOG.isTraceEnabled()) {
          LOG.trace("Returning decompressor {} to pool.", decompressor);
        }
        CodecPool.returnByteBuffDecompressor(decompressor);
      }
    }
Be sure to call {@link #supportsByteBuffDecompression()} before calling this method.
@throws IllegalStateException if the codec does not support block decompression
hbase-common/src/main/java/org/apache/hadoop/hbase/io/compress/Compression.java