1471 public int toSecondOfDay() {
1472 int total = hour * SECONDS_PER_HOUR;
1473 total += minute * SECONDS_PER_MINUTE;
1474 total += second;
1475 return total;
1476 }
1477
1478 /**
1479 * Extracts the time as nanos of day,
1480 * from {@code 0} to {@code 24 * 60 * 60 * 1,000,000,000 - 1}.
1481 *
1482 * @return the nano of day equivalent to this time
1483 */
1484 public long toNanoOfDay() {
1485 long total = hour * NANOS_PER_HOUR;
1486 total += minute * NANOS_PER_MINUTE;
1487 total += second * NANOS_PER_SECOND;
1488 total += nano;
1489 return total;
1490 }
1491
1492 //-----------------------------------------------------------------------
1493 /**
1494 * Compares this time to another time.
1495 * <p>
1496 * The comparison is based on the time-line position of the local times within a day.
1497 * It is "consistent with equals", as defined by {@link Comparable}.
1498 *
1499 * @param other the other time to compare to, not null
1500 * @return the comparator value, negative if less, positive if greater
1501 */
1502 @Override
1503 public int compareTo(LocalTime other) {
1504 int cmp = Integer.compare(hour, other.hour);
1505 if (cmp == 0) {
1506 cmp = Integer.compare(minute, other.minute);
1507 if (cmp == 0) {
1508 cmp = Integer.compare(second, other.second);
1509 if (cmp == 0) {
1510 cmp = Integer.compare(nano, other.nano);
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1471 public int toSecondOfDay() {
1472 int total = hour * SECONDS_PER_HOUR;
1473 total += minute * SECONDS_PER_MINUTE;
1474 total += second;
1475 return total;
1476 }
1477
1478 /**
1479 * Extracts the time as nanos of day,
1480 * from {@code 0} to {@code 24 * 60 * 60 * 1,000,000,000 - 1}.
1481 *
1482 * @return the nano of day equivalent to this time
1483 */
1484 public long toNanoOfDay() {
1485 long total = hour * NANOS_PER_HOUR;
1486 total += minute * NANOS_PER_MINUTE;
1487 total += second * NANOS_PER_SECOND;
1488 total += nano;
1489 return total;
1490 }
1491 /**
1492 * Converts this {@code LocalTime} to the number of seconds since the epoch
1493 * of 1970-01-01T00:00:00Z.
1494 * <p>
1495 * This returns the number of seconds from the epoch for this {@link LocalTime}.
1496 *
1497 * @param offset the zone offset, not null
1498 * @return the number of seconds since the epoch of 1970-01-01T00:00:00Z, may be negative
1499 */
1500 public int toEpochSecond(ZoneOffset offset) {
1501 Objects.requireNonNull(offset, "offset");
1502 int secs = toSecondOfDay();
1503 secs -= offset.getTotalSeconds();
1504 return secs;
1505 }
1506
1507 //-----------------------------------------------------------------------
1508 /**
1509 * Compares this time to another time.
1510 * <p>
1511 * The comparison is based on the time-line position of the local times within a day.
1512 * It is "consistent with equals", as defined by {@link Comparable}.
1513 *
1514 * @param other the other time to compare to, not null
1515 * @return the comparator value, negative if less, positive if greater
1516 */
1517 @Override
1518 public int compareTo(LocalTime other) {
1519 int cmp = Integer.compare(hour, other.hour);
1520 if (cmp == 0) {
1521 cmp = Integer.compare(minute, other.minute);
1522 if (cmp == 0) {
1523 cmp = Integer.compare(second, other.second);
1524 if (cmp == 0) {
1525 cmp = Integer.compare(nano, other.nano);
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