public String toString()

in src/main/java/org/apache/datasketches/hll/HllSketch.java [470:530]
61 lines of code
14 McCabe index (conditional complexity)

  public String toString(final boolean summary, final boolean detail, final boolean auxDetail,
      final boolean all) {
    final StringBuilder sb = new StringBuilder();
    if (summary) {
      sb.append("### HLL SKETCH SUMMARY: ").append(LS);
      sb.append("  Log Config K   : ").append(getLgConfigK()).append(LS);
      sb.append("  Hll Target     : ").append(getTgtHllType()).append(LS);
      sb.append("  Current Mode   : ").append(getCurMode()).append(LS);
      sb.append("  Memory         : ").append(isMemory()).append(LS);
      sb.append("  LB             : ").append(getLowerBound(1)).append(LS);
      sb.append("  Estimate       : ").append(getEstimate()).append(LS);
      sb.append("  UB             : ").append(getUpperBound(1)).append(LS);
      sb.append("  OutOfOrder Flag: ").append(isOutOfOrder()).append(LS);
      if (getCurMode() == CurMode.HLL) {
        final AbstractHllArray absHll = (AbstractHllArray) hllSketchImpl;
        sb.append("  CurMin         : ").append(absHll.getCurMin()).append(LS);
        sb.append("  NumAtCurMin    : ").append(absHll.getNumAtCurMin()).append(LS);
        sb.append("  HipAccum       : ").append(absHll.getHipAccum()).append(LS);
        sb.append("  KxQ0           : ").append(absHll.getKxQ0()).append(LS);
        sb.append("  KxQ1           : ").append(absHll.getKxQ1()).append(LS);
        sb.append("  Rebuild KxQ Flg: ").append(absHll.isRebuildCurMinNumKxQFlag()).append(LS);
      } else {
        sb.append("  Coupon Count   : ")
          .append(((AbstractCoupons)hllSketchImpl).getCouponCount()).append(LS);
      }
    }
    if (detail) {
      sb.append("### HLL SKETCH DATA DETAIL: ").append(LS);
      final PairIterator pitr = iterator();
      sb.append(pitr.getHeader()).append(LS);
      if (all) {
        while (pitr.nextAll()) {
          sb.append(pitr.getString()).append(LS);
        }
      } else {
        while (pitr.nextValid()) {
          sb.append(pitr.getString()).append(LS);
        }
      }
    }
    if (auxDetail) {
      if ((getCurMode() == CurMode.HLL) && (getTgtHllType() == TgtHllType.HLL_4)) {
        final AbstractHllArray absHll = (AbstractHllArray) hllSketchImpl;
        final PairIterator auxItr = absHll.getAuxIterator();
        if (auxItr != null) {
          sb.append("### HLL SKETCH AUX DETAIL: ").append(LS);
          sb.append(auxItr.getHeader()).append(LS);
          if (all) {
            while (auxItr.nextAll()) {
              sb.append(auxItr.getString()).append(LS);
            }
          } else {
            while (auxItr.nextValid()) {
              sb.append(auxItr.getString()).append(LS);
            }
          }
        }
      }
    }
    return sb.toString();
  }