public static String intervalDayTimeToString()

in core/src/main/java/org/apache/calcite/avatica/util/DateTimeUtils.java [493:626]
134 lines of code
12 McCabe index (conditional complexity)

  public static String intervalDayTimeToString(long v, TimeUnitRange range,
      int scale) {
    final StringBuilder buf = new StringBuilder();
    if (v >= 0) {
      buf.append('+');
    } else {
      buf.append('-');
      v = -v;
    }
    final long ms;
    final long s;
    final long m;
    final long h;
    final long d;
    switch (range) {
    case DAY_TO_SECOND:
      v = roundUp(v, powerX(10, 3 - scale));
      ms = v % 1000;
      v /= 1000;
      s = v % 60;
      v /= 60;
      m = v % 60;
      v /= 60;
      h = v % 24;
      v /= 24;
      d = v;
      buf.append((int) d);
      buf.append(' ');
      number(buf, (int) h, 2);
      buf.append(':');
      number(buf, (int) m, 2);
      buf.append(':');
      number(buf, (int) s, 2);
      fraction(buf, scale, ms);
      break;
    case DAY_TO_MINUTE:
      v = roundUp(v, 1000 * 60);
      v /= 1000;
      v /= 60;
      m = v % 60;
      v /= 60;
      h = v % 24;
      v /= 24;
      d = v;
      buf.append((int) d);
      buf.append(' ');
      number(buf, (int) h, 2);
      buf.append(':');
      number(buf, (int) m, 2);
      break;
    case DAY_TO_HOUR:
      v = roundUp(v, 1000 * 60 * 60);
      v /= 1000;
      v /= 60;
      v /= 60;
      h = v % 24;
      v /= 24;
      d = v;
      buf.append((int) d);
      buf.append(' ');
      number(buf, (int) h, 2);
      break;
    case DAY:
      v = roundUp(v, 1000 * 60 * 60 * 24);
      d = v / (1000 * 60 * 60 * 24);
      buf.append((int) d);
      break;
    case HOUR:
      v = roundUp(v, 1000 * 60 * 60);
      v /= 1000;
      v /= 60;
      v /= 60;
      h = v;
      buf.append((int) h);
      break;
    case HOUR_TO_MINUTE:
      v = roundUp(v, 1000 * 60);
      v /= 1000;
      v /= 60;
      m = v % 60;
      v /= 60;
      h = v;
      buf.append((int) h);
      buf.append(':');
      number(buf, (int) m, 2);
      break;
    case HOUR_TO_SECOND:
      v = roundUp(v, powerX(10, 3 - scale));
      ms = v % 1000;
      v /= 1000;
      s = v % 60;
      v /= 60;
      m = v % 60;
      v /= 60;
      h = v;
      buf.append((int) h);
      buf.append(':');
      number(buf, (int) m, 2);
      buf.append(':');
      number(buf, (int) s, 2);
      fraction(buf, scale, ms);
      break;
    case MINUTE_TO_SECOND:
      v = roundUp(v, powerX(10, 3 - scale));
      ms = v % 1000;
      v /= 1000;
      s = v % 60;
      v /= 60;
      m = v;
      buf.append((int) m);
      buf.append(':');
      number(buf, (int) s, 2);
      fraction(buf, scale, ms);
      break;
    case MINUTE:
      v = roundUp(v, 1000 * 60);
      v /= 1000;
      v /= 60;
      m = v;
      buf.append((int) m);
      break;
    case SECOND:
      v = roundUp(v, powerX(10, 3 - scale));
      ms = v % 1000;
      v /= 1000;
      s = v;
      buf.append((int) s);
      fraction(buf, scale, ms);
      break;
    default:
      throw new AssertionError(range);
    }
    return buf.toString();
  }