315 String[] getCalendarNames(String key) {
316 String[] names = null;
317 String cacheKey = CALENDAR_NAMES + key;
318
319 removeEmptyReferences();
320 ResourceReference data = cache.get(cacheKey);
321
322 if (data == null || ((names = (String[]) data.get()) == null)) {
323 ResourceBundle rb = localeData.getDateFormatData(locale);
324 if (rb.containsKey(key)) {
325 names = rb.getStringArray(key);
326 cache.put(cacheKey,
327 new ResourceReference(cacheKey, (Object) names, referenceQueue));
328 }
329 }
330
331 return names;
332 }
333
334 public String getDateTimePattern(int timeStyle, int dateStyle, Calendar cal) {
335 String pattern;
336
337 if (cal == null) {
338 cal = Calendar.getInstance(locale);
339 }
340 String calType = cal.getCalendarType();
341 String timePattern = null;
342 String datePattern = null;
343 if (timeStyle >= 0) {
344 timePattern = getDateTimePattern("TimePatterns", timeStyle, calType);
345 }
346 if (dateStyle >= 0) {
347 datePattern = getDateTimePattern("DatePatterns", dateStyle, calType);
348 }
349 if (timeStyle >= 0) {
350 if (dateStyle >= 0) {
351 String dateTimePattern = getDateTimePattern("DateTimePatterns", 0, calType);
352 switch (dateTimePattern) {
353 case "{1} {0}":
354 pattern = datePattern + " " + timePattern;
355 break;
356 case "{0} {1}":
357 pattern = timePattern + " " + datePattern;
358 break;
359 default:
360 pattern = MessageFormat.format(dateTimePattern, timePattern, datePattern);
361 break;
362 }
363 } else {
364 pattern = timePattern;
365 }
366 } else if (dateStyle >= 0) {
367 pattern = datePattern;
368 } else {
369 throw new IllegalArgumentException("No date or time style specified");
370 }
371 return pattern;
379
380 if (data == null || ((numberPatterns = (String[]) data.get()) == null)) {
381 ResourceBundle resource = localeData.getNumberFormatData(locale);
382 numberPatterns = resource.getStringArray("NumberPatterns");
383 cache.put(NUMBER_PATTERNS_CACHEKEY,
384 new ResourceReference(NUMBER_PATTERNS_CACHEKEY, (Object) numberPatterns, referenceQueue));
385 }
386
387 return numberPatterns;
388 }
389
390 /**
391 * Returns the FormatData resource bundle of this LocaleResources.
392 * The FormatData should be used only for accessing extra
393 * resources required by JSR 310.
394 */
395 public ResourceBundle getFormatData() {
396 return localeData.getDateFormatData(locale);
397 }
398
399 private String getDateTimePattern(String key, int styleIndex, String calendarType) {
400 String resourceKey = "gregory".equals(calendarType) ? key : calendarType + "." + key;
401 String cacheKey = DATE_TIME_PATTERN + resourceKey;
402 String[] patterns = null;
403
404 removeEmptyReferences();
405 ResourceReference data = cache.get(cacheKey);
406
407 if (data == null || ((patterns = (String[]) data.get()) == null)) {
408 ResourceBundle r = localeData.getDateFormatData(locale);
409 if (r.containsKey(resourceKey)) {
410 patterns = r.getStringArray(resourceKey);
411 } else {
412 assert !resourceKey.equals(key);
413 patterns = r.getStringArray(key);
414 }
415 cache.put(cacheKey,
416 new ResourceReference(cacheKey, (Object) patterns, referenceQueue));
417 }
418
419 return patterns[styleIndex];
420 }
421
422 private static class ResourceReference extends SoftReference<Object> {
423 private final String cacheKey;
424
425 ResourceReference(String cacheKey, Object o, ReferenceQueue<Object> q) {
426 super(o, q);
427 this.cacheKey = cacheKey;
428 }
429
430 String getCacheKey() {
431 return cacheKey;
432 }
433 }
434 }
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315 String[] getCalendarNames(String key) {
316 String[] names = null;
317 String cacheKey = CALENDAR_NAMES + key;
318
319 removeEmptyReferences();
320 ResourceReference data = cache.get(cacheKey);
321
322 if (data == null || ((names = (String[]) data.get()) == null)) {
323 ResourceBundle rb = localeData.getDateFormatData(locale);
324 if (rb.containsKey(key)) {
325 names = rb.getStringArray(key);
326 cache.put(cacheKey,
327 new ResourceReference(cacheKey, (Object) names, referenceQueue));
328 }
329 }
330
331 return names;
332 }
333
334 public String getDateTimePattern(int timeStyle, int dateStyle, Calendar cal) {
335 if (cal == null) {
336 cal = Calendar.getInstance(locale);
337 }
338 return getDateTimePattern(null, timeStyle, dateStyle, cal.getCalendarType());
339 }
340
341 /**
342 * Returns a date-time format pattern
343 * @param timeStyle style of time; one of FULL, LONG, MEDIUM, SHORT in DateFormat,
344 * or -1 if not required
345 * @param dateStyle style of time; one of FULL, LONG, MEDIUM, SHORT in DateFormat,
346 * or -1 if not required
347 * @param calType the calendar type for the pattern
348 * @return the pattern string
349 */
350 public String getCldrDateTimePattern(int timeStyle, int dateStyle, String calType) {
351 calType = CalendarDataUtility.normalizeCalendarType(calType);
352 String pattern;
353 pattern = getDateTimePattern("cldr.", timeStyle, dateStyle, calType);
354 if (pattern == null) {
355 pattern = getDateTimePattern(null, timeStyle, dateStyle, calType);
356 }
357 return pattern;
358 }
359
360 private String getDateTimePattern(String prefix, int timeStyle, int dateStyle, String calType) {
361 String pattern;
362 String timePattern = null;
363 String datePattern = null;
364
365 if (timeStyle >= 0) {
366 if (prefix != null) {
367 timePattern = getDateTimePattern(prefix, "TimePatterns", timeStyle, calType);
368 }
369 if (timePattern == null) {
370 timePattern = getDateTimePattern(null, "TimePatterns", timeStyle, calType);
371 }
372 }
373 if (dateStyle >= 0) {
374 if (prefix != null) {
375 datePattern = getDateTimePattern(prefix, "DatePatterns", dateStyle, calType);
376 }
377 if (datePattern == null) {
378 datePattern = getDateTimePattern(null, "DatePatterns", dateStyle, calType);
379 }
380 }
381 if (timeStyle >= 0) {
382 if (dateStyle >= 0) {
383 String dateTimePattern = null;
384 if (prefix != null) {
385 dateTimePattern = getDateTimePattern(prefix, "DateTimePatterns", 0, calType);
386 }
387 if (dateTimePattern == null) {
388 dateTimePattern = getDateTimePattern(null, "DateTimePatterns", 0, calType);
389 }
390 switch (dateTimePattern) {
391 case "{1} {0}":
392 pattern = datePattern + " " + timePattern;
393 break;
394 case "{0} {1}":
395 pattern = timePattern + " " + datePattern;
396 break;
397 default:
398 pattern = MessageFormat.format(dateTimePattern, timePattern, datePattern);
399 break;
400 }
401 } else {
402 pattern = timePattern;
403 }
404 } else if (dateStyle >= 0) {
405 pattern = datePattern;
406 } else {
407 throw new IllegalArgumentException("No date or time style specified");
408 }
409 return pattern;
417
418 if (data == null || ((numberPatterns = (String[]) data.get()) == null)) {
419 ResourceBundle resource = localeData.getNumberFormatData(locale);
420 numberPatterns = resource.getStringArray("NumberPatterns");
421 cache.put(NUMBER_PATTERNS_CACHEKEY,
422 new ResourceReference(NUMBER_PATTERNS_CACHEKEY, (Object) numberPatterns, referenceQueue));
423 }
424
425 return numberPatterns;
426 }
427
428 /**
429 * Returns the FormatData resource bundle of this LocaleResources.
430 * The FormatData should be used only for accessing extra
431 * resources required by JSR 310.
432 */
433 public ResourceBundle getFormatData() {
434 return localeData.getDateFormatData(locale);
435 }
436
437 private String getDateTimePattern(String prefix, String key, int styleIndex, String calendarType) {
438 StringBuilder sb = new StringBuilder();
439 if (prefix != null) {
440 sb.append(prefix);
441 }
442 if (!"gregory".equals(calendarType)) {
443 sb.append(calendarType).append('.');
444 }
445 sb.append(key);
446 String resourceKey = sb.toString();
447 String cacheKey = sb.insert(0, DATE_TIME_PATTERN).toString();
448
449 removeEmptyReferences();
450 ResourceReference data = cache.get(cacheKey);
451 Object value = NULLOBJECT;
452
453 if (data == null || ((value = data.get()) == null)) {
454 ResourceBundle r = localeData.getDateFormatData(locale);
455 if (r.containsKey(resourceKey)) {
456 value = r.getStringArray(resourceKey);
457 } else {
458 assert !resourceKey.equals(key);
459 if (r.containsKey(key)) {
460 value = r.getStringArray(key);
461 }
462 }
463 cache.put(cacheKey,
464 new ResourceReference(cacheKey, value, referenceQueue));
465 }
466 if (value == NULLOBJECT) {
467 assert prefix != null;
468 return null;
469 }
470 return ((String[])value)[styleIndex];
471 }
472
473 private static class ResourceReference extends SoftReference<Object> {
474 private final String cacheKey;
475
476 ResourceReference(String cacheKey, Object o, ReferenceQueue<Object> q) {
477 super(o, q);
478 this.cacheKey = cacheKey;
479 }
480
481 String getCacheKey() {
482 return cacheKey;
483 }
484 }
485 }
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