public String toString()

in src/main/java/org/apache/datasketches/theta/Sketch.java [450:528]
72 lines of code
12 McCabe index (conditional complexity)

  public String toString(final boolean sketchSummary, final boolean dataDetail, final int width,
      final boolean hexMode) {
    final StringBuilder sb = new StringBuilder();

    int nomLongs = 0;
    int arrLongs = 0;
    float p = 0;
    int rf = 0;
    final boolean updateSketch = this instanceof UpdateSketch;

    final long thetaLong = getThetaLong();
    final int curCount = this.getRetainedEntries(true);

    if (updateSketch) {
      final UpdateSketch uis = (UpdateSketch)this;
      nomLongs = 1 << uis.getLgNomLongs();
      arrLongs = 1 << uis.getLgArrLongs();
      p = uis.getP();
      rf = uis.getResizeFactor().getValue();
    }

    if (dataDetail) {
      final int w = width > 0 ? width : 8; // default is 8 wide
      if (curCount > 0) {
        sb.append("### SKETCH DATA DETAIL");
        final HashIterator it = iterator();
        int j = 0;
        while (it.next()) {
          final long h = it.get();
          if (j % w == 0) {
            sb.append(LS).append(String.format("   %6d", j + 1));
          }
          if (hexMode) {
            sb.append(" " + zeroPad(Long.toHexString(h), 16) + ",");
          }
          else {
            sb.append(String.format(" %20d,", h));
          }
          j++ ;
        }
        sb.append(LS).append("### END DATA DETAIL").append(LS + LS);
      }
    }

    if (sketchSummary) {
      final double thetaDbl = thetaLong / LONG_MAX_VALUE_AS_DOUBLE;
      final String thetaHex = zeroPad(Long.toHexString(thetaLong), 16);
      final String thisSimpleName = this.getClass().getSimpleName();
      final int seedHash = Short.toUnsignedInt(getSeedHash());

      sb.append(LS);
      sb.append("### ").append(thisSimpleName).append(" SUMMARY: ").append(LS);
      if (updateSketch) {
        sb.append("   Nominal Entries (k)     : ").append(nomLongs).append(LS);
      }
      sb.append("   Estimate                : ").append(getEstimate()).append(LS);
      sb.append("   Upper Bound, 95% conf   : ").append(getUpperBound(2)).append(LS);
      sb.append("   Lower Bound, 95% conf   : ").append(getLowerBound(2)).append(LS);
      if (updateSketch) {
        sb.append("   p                       : ").append(p).append(LS);
      }
      sb.append("   Theta (double)          : ").append(thetaDbl).append(LS);
      sb.append("   Theta (long)            : ").append(thetaLong).append(LS);
      sb.append("   Theta (long) hex        : ").append(thetaHex).append(LS);
      sb.append("   EstMode?                : ").append(isEstimationMode()).append(LS);
      sb.append("   Empty?                  : ").append(isEmpty()).append(LS);
      sb.append("   Ordered?                : ").append(isOrdered()).append(LS);
      if (updateSketch) {
        sb.append("   Resize Factor           : ").append(rf).append(LS);
        sb.append("   Array Size Entries      : ").append(arrLongs).append(LS);
      }
      sb.append("   Retained Entries        : ").append(curCount).append(LS);
      sb.append("   Seed Hash               : ").append(Integer.toHexString(seedHash))
        .append(" | ").append(seedHash).append(LS);
      sb.append("### END SKETCH SUMMARY").append(LS);

    }
    return sb.toString();
  }