381 * Value of the <code>ERA</code> field indicating
382 * the common era (Anno Domini), also known as CE.
383 * The sequence of years at the transition from <code>BC</code> to <code>AD</code> is
384 * ..., 2 BC, 1 BC, 1 AD, 2 AD,...
385 *
386 * @see #ERA
387 */
388 public static final int AD = 1;
389
390 /**
391 * Value of the {@link #ERA} field indicating
392 * the common era, the same value as {@link #AD}.
393 *
394 * @see #BCE
395 */
396 static final int CE = 1;
397
398 private static final int EPOCH_OFFSET = 719163; // Fixed date of January 1, 1970 (Gregorian)
399 private static final int EPOCH_YEAR = 1970;
400
401 static final int MONTH_LENGTH[]
402 = {31,28,31,30,31,30,31,31,30,31,30,31}; // 0-based
403 static final int LEAP_MONTH_LENGTH[]
404 = {31,29,31,30,31,30,31,31,30,31,30,31}; // 0-based
405
406 // Useful millisecond constants. Although ONE_DAY and ONE_WEEK can fit
407 // into ints, they must be longs in order to prevent arithmetic overflow
408 // when performing (bug 4173516).
409 private static final int ONE_SECOND = 1000;
410 private static final int ONE_MINUTE = 60*ONE_SECOND;
411 private static final int ONE_HOUR = 60*ONE_MINUTE;
412 private static final long ONE_DAY = 24*ONE_HOUR;
413 private static final long ONE_WEEK = 7*ONE_DAY;
414
415 /*
416 * <pre>
417 * Greatest Least
418 * Field name Minimum Minimum Maximum Maximum
419 * ---------- ------- ------- ------- -------
420 * ERA 0 0 1 1
421 * YEAR 1 1 292269054 292278994
422 * MONTH 0 0 11 11
423 * WEEK_OF_YEAR 1 1 52* 53
424 * WEEK_OF_MONTH 0 0 4* 6
425 * DAY_OF_MONTH 1 1 28* 31
426 * DAY_OF_YEAR 1 1 365* 366
427 * DAY_OF_WEEK 1 1 7 7
428 * DAY_OF_WEEK_IN_MONTH 1 1 4* 6
429 * AM_PM 0 0 1 1
430 * HOUR 0 0 11 11
431 * HOUR_OF_DAY 0 0 23 23
432 * MINUTE 0 0 59 59
433 * SECOND 0 0 59 59
434 * MILLISECOND 0 0 999 999
435 * ZONE_OFFSET -13:00 -13:00 14:00 14:00
436 * DST_OFFSET 0:00 0:00 0:20 2:00
437 * </pre>
438 * *: depends on the Gregorian change date
439 */
440 static final int MIN_VALUES[] = {
441 BCE, // ERA
442 1, // YEAR
443 JANUARY, // MONTH
444 1, // WEEK_OF_YEAR
445 0, // WEEK_OF_MONTH
446 1, // DAY_OF_MONTH
447 1, // DAY_OF_YEAR
448 SUNDAY, // DAY_OF_WEEK
449 1, // DAY_OF_WEEK_IN_MONTH
450 AM, // AM_PM
451 0, // HOUR
452 0, // HOUR_OF_DAY
453 0, // MINUTE
454 0, // SECOND
455 0, // MILLISECOND
456 -13*ONE_HOUR, // ZONE_OFFSET (UNIX compatibility)
457 0 // DST_OFFSET
458 };
459 static final int LEAST_MAX_VALUES[] = {
460 CE, // ERA
461 292269054, // YEAR
462 DECEMBER, // MONTH
463 52, // WEEK_OF_YEAR
464 4, // WEEK_OF_MONTH
465 28, // DAY_OF_MONTH
466 365, // DAY_OF_YEAR
467 SATURDAY, // DAY_OF_WEEK
468 4, // DAY_OF_WEEK_IN
469 PM, // AM_PM
470 11, // HOUR
471 23, // HOUR_OF_DAY
472 59, // MINUTE
473 59, // SECOND
474 999, // MILLISECOND
475 14*ONE_HOUR, // ZONE_OFFSET
476 20*ONE_MINUTE // DST_OFFSET (historical least maximum)
477 };
478 static final int MAX_VALUES[] = {
479 CE, // ERA
480 292278994, // YEAR
481 DECEMBER, // MONTH
482 53, // WEEK_OF_YEAR
483 6, // WEEK_OF_MONTH
484 31, // DAY_OF_MONTH
485 366, // DAY_OF_YEAR
486 SATURDAY, // DAY_OF_WEEK
487 6, // DAY_OF_WEEK_IN
488 PM, // AM_PM
489 11, // HOUR
490 23, // HOUR_OF_DAY
491 59, // MINUTE
492 59, // SECOND
493 999, // MILLISECOND
494 14*ONE_HOUR, // ZONE_OFFSET
495 2*ONE_HOUR // DST_OFFSET (double summer time)
496 };
497
498 // Proclaim serialization compatibility with JDK 1.1
|
381 * Value of the <code>ERA</code> field indicating
382 * the common era (Anno Domini), also known as CE.
383 * The sequence of years at the transition from <code>BC</code> to <code>AD</code> is
384 * ..., 2 BC, 1 BC, 1 AD, 2 AD,...
385 *
386 * @see #ERA
387 */
388 public static final int AD = 1;
389
390 /**
391 * Value of the {@link #ERA} field indicating
392 * the common era, the same value as {@link #AD}.
393 *
394 * @see #BCE
395 */
396 static final int CE = 1;
397
398 private static final int EPOCH_OFFSET = 719163; // Fixed date of January 1, 1970 (Gregorian)
399 private static final int EPOCH_YEAR = 1970;
400
401 static final int[] MONTH_LENGTH
402 = {31,28,31,30,31,30,31,31,30,31,30,31}; // 0-based
403 static final int[] LEAP_MONTH_LENGTH
404 = {31,29,31,30,31,30,31,31,30,31,30,31}; // 0-based
405
406 // Useful millisecond constants. Although ONE_DAY and ONE_WEEK can fit
407 // into ints, they must be longs in order to prevent arithmetic overflow
408 // when performing (bug 4173516).
409 private static final int ONE_SECOND = 1000;
410 private static final int ONE_MINUTE = 60*ONE_SECOND;
411 private static final int ONE_HOUR = 60*ONE_MINUTE;
412 private static final long ONE_DAY = 24*ONE_HOUR;
413 private static final long ONE_WEEK = 7*ONE_DAY;
414
415 /*
416 * <pre>
417 * Greatest Least
418 * Field name Minimum Minimum Maximum Maximum
419 * ---------- ------- ------- ------- -------
420 * ERA 0 0 1 1
421 * YEAR 1 1 292269054 292278994
422 * MONTH 0 0 11 11
423 * WEEK_OF_YEAR 1 1 52* 53
424 * WEEK_OF_MONTH 0 0 4* 6
425 * DAY_OF_MONTH 1 1 28* 31
426 * DAY_OF_YEAR 1 1 365* 366
427 * DAY_OF_WEEK 1 1 7 7
428 * DAY_OF_WEEK_IN_MONTH 1 1 4* 6
429 * AM_PM 0 0 1 1
430 * HOUR 0 0 11 11
431 * HOUR_OF_DAY 0 0 23 23
432 * MINUTE 0 0 59 59
433 * SECOND 0 0 59 59
434 * MILLISECOND 0 0 999 999
435 * ZONE_OFFSET -13:00 -13:00 14:00 14:00
436 * DST_OFFSET 0:00 0:00 0:20 2:00
437 * </pre>
438 * *: depends on the Gregorian change date
439 */
440 static final int[] MIN_VALUES = {
441 BCE, // ERA
442 1, // YEAR
443 JANUARY, // MONTH
444 1, // WEEK_OF_YEAR
445 0, // WEEK_OF_MONTH
446 1, // DAY_OF_MONTH
447 1, // DAY_OF_YEAR
448 SUNDAY, // DAY_OF_WEEK
449 1, // DAY_OF_WEEK_IN_MONTH
450 AM, // AM_PM
451 0, // HOUR
452 0, // HOUR_OF_DAY
453 0, // MINUTE
454 0, // SECOND
455 0, // MILLISECOND
456 -13*ONE_HOUR, // ZONE_OFFSET (UNIX compatibility)
457 0 // DST_OFFSET
458 };
459 static final int[] LEAST_MAX_VALUES = {
460 CE, // ERA
461 292269054, // YEAR
462 DECEMBER, // MONTH
463 52, // WEEK_OF_YEAR
464 4, // WEEK_OF_MONTH
465 28, // DAY_OF_MONTH
466 365, // DAY_OF_YEAR
467 SATURDAY, // DAY_OF_WEEK
468 4, // DAY_OF_WEEK_IN
469 PM, // AM_PM
470 11, // HOUR
471 23, // HOUR_OF_DAY
472 59, // MINUTE
473 59, // SECOND
474 999, // MILLISECOND
475 14*ONE_HOUR, // ZONE_OFFSET
476 20*ONE_MINUTE // DST_OFFSET (historical least maximum)
477 };
478 static final int[] MAX_VALUES = {
479 CE, // ERA
480 292278994, // YEAR
481 DECEMBER, // MONTH
482 53, // WEEK_OF_YEAR
483 6, // WEEK_OF_MONTH
484 31, // DAY_OF_MONTH
485 366, // DAY_OF_YEAR
486 SATURDAY, // DAY_OF_WEEK
487 6, // DAY_OF_WEEK_IN
488 PM, // AM_PM
489 11, // HOUR
490 23, // HOUR_OF_DAY
491 59, // MINUTE
492 59, // SECOND
493 999, // MILLISECOND
494 14*ONE_HOUR, // ZONE_OFFSET
495 2*ONE_HOUR // DST_OFFSET (double summer time)
496 };
497
498 // Proclaim serialization compatibility with JDK 1.1
|