code: static final void extractCommonHll(final Memory srcMem, final HllArray hllArray) {
      hllArray.putOutOfOrderFlag(extractOooFlag(srcMem));
      hllArray.putCurMin(extractCurMin(srcMem));
      hllArray.putHipAccum(extractHipAccum(srcMem));
      hllArray.putKxQ0(extractKxQ0(srcMem));
      hllArray.putKxQ1(extractKxQ1(srcMem));
      hllArray.putNumAtCurMin(extractNumAtCurMin(srcMem));
  
      //load Hll array
      srcMem.getByteArray(HLL_BYTE_ARR_START, hllArray.hllByteArr, 0, hllArray.hllByteArr.length);
    }
docs: used by heapify by all Heap HLL