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Diffstat (limited to 'deps/node/deps/icu-small/source/i18n/smpdtfmt.cpp')
| -rw-r--r-- | deps/node/deps/icu-small/source/i18n/smpdtfmt.cpp | 4233 |
1 files changed, 0 insertions, 4233 deletions
diff --git a/deps/node/deps/icu-small/source/i18n/smpdtfmt.cpp b/deps/node/deps/icu-small/source/i18n/smpdtfmt.cpp deleted file mode 100644 index 2bc8e496..00000000 --- a/deps/node/deps/icu-small/source/i18n/smpdtfmt.cpp +++ /dev/null @@ -1,4233 +0,0 @@ -// © 2016 and later: Unicode, Inc. and others. -// License & terms of use: http://www.unicode.org/copyright.html -/* -******************************************************************************* -* Copyright (C) 1997-2016, International Business Machines Corporation and * -* others. All Rights Reserved. * -******************************************************************************* -* -* File SMPDTFMT.CPP -* -* Modification History: -* -* Date Name Description -* 02/19/97 aliu Converted from java. -* 03/31/97 aliu Modified extensively to work with 50 locales. -* 04/01/97 aliu Added support for centuries. -* 07/09/97 helena Made ParsePosition into a class. -* 07/21/98 stephen Added initializeDefaultCentury. -* Removed getZoneIndex (added in DateFormatSymbols) -* Removed subParseLong -* Removed chk -* 02/22/99 stephen Removed character literals for EBCDIC safety -* 10/14/99 aliu Updated 2-digit year parsing so that only "00" thru -* "99" are recognized. {j28 4182066} -* 11/15/99 weiv Added support for week of year/day of week format -******************************************************************************** -*/ - -#define ZID_KEY_MAX 128 - -#include "unicode/utypes.h" - -#if !UCONFIG_NO_FORMATTING -#include "unicode/smpdtfmt.h" -#include "unicode/dtfmtsym.h" -#include "unicode/ures.h" -#include "unicode/msgfmt.h" -#include "unicode/calendar.h" -#include "unicode/gregocal.h" -#include "unicode/timezone.h" -#include "unicode/decimfmt.h" -#include "unicode/dcfmtsym.h" -#include "unicode/uchar.h" -#include "unicode/uniset.h" -#include "unicode/ustring.h" -#include "unicode/basictz.h" -#include "unicode/simpleformatter.h" -#include "unicode/simpletz.h" -#include "unicode/rbtz.h" -#include "unicode/tzfmt.h" -#include "unicode/ucasemap.h" -#include "unicode/utf16.h" -#include "unicode/vtzone.h" -#include "unicode/udisplaycontext.h" -#include "unicode/brkiter.h" -#include "unicode/rbnf.h" -#include "uresimp.h" -#include "olsontz.h" -#include "patternprops.h" -#include "fphdlimp.h" -#include "hebrwcal.h" -#include "cstring.h" -#include "uassert.h" -#include "cmemory.h" -#include "umutex.h" -#include <float.h> -#include "smpdtfst.h" -#include "sharednumberformat.h" -#include "ucasemap_imp.h" -#include "ustr_imp.h" -#include "charstr.h" -#include "uvector.h" -#include "cstr.h" -#include "dayperiodrules.h" -#include "tznames_impl.h" // ZONE_NAME_U16_MAX -#include "number_utypes.h" - -#if defined( U_DEBUG_CALSVC ) || defined (U_DEBUG_CAL) -#include <stdio.h> -#endif - -// ***************************************************************************** -// class SimpleDateFormat -// ***************************************************************************** - -U_NAMESPACE_BEGIN - -/** - * Last-resort string to use for "GMT" when constructing time zone strings. - */ -// For time zones that have no names, use strings GMT+minutes and -// GMT-minutes. For instance, in France the time zone is GMT+60. -// Also accepted are GMT+H:MM or GMT-H:MM. -// Currently not being used -//static const UChar gGmt[] = {0x0047, 0x004D, 0x0054, 0x0000}; // "GMT" -//static const UChar gGmtPlus[] = {0x0047, 0x004D, 0x0054, 0x002B, 0x0000}; // "GMT+" -//static const UChar gGmtMinus[] = {0x0047, 0x004D, 0x0054, 0x002D, 0x0000}; // "GMT-" -//static const UChar gDefGmtPat[] = {0x0047, 0x004D, 0x0054, 0x007B, 0x0030, 0x007D, 0x0000}; /* GMT{0} */ -//static const UChar gDefGmtNegHmsPat[] = {0x002D, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x003A, 0x0073, 0x0073, 0x0000}; /* -HH:mm:ss */ -//static const UChar gDefGmtNegHmPat[] = {0x002D, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x0000}; /* -HH:mm */ -//static const UChar gDefGmtPosHmsPat[] = {0x002B, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x003A, 0x0073, 0x0073, 0x0000}; /* +HH:mm:ss */ -//static const UChar gDefGmtPosHmPat[] = {0x002B, 0x0048, 0x0048, 0x003A, 0x006D, 0x006D, 0x0000}; /* +HH:mm */ -//static const UChar gUt[] = {0x0055, 0x0054, 0x0000}; // "UT" -//static const UChar gUtc[] = {0x0055, 0x0054, 0x0043, 0x0000}; // "UT" - -typedef enum GmtPatSize { - kGmtLen = 3, - kGmtPatLen = 6, - kNegHmsLen = 9, - kNegHmLen = 6, - kPosHmsLen = 9, - kPosHmLen = 6, - kUtLen = 2, - kUtcLen = 3 -} GmtPatSize; - -// Stuff needed for numbering system overrides - -typedef enum OvrStrType { - kOvrStrDate = 0, - kOvrStrTime = 1, - kOvrStrBoth = 2 -} OvrStrType; - -static const UDateFormatField kDateFields[] = { - UDAT_YEAR_FIELD, - UDAT_MONTH_FIELD, - UDAT_DATE_FIELD, - UDAT_DAY_OF_YEAR_FIELD, - UDAT_DAY_OF_WEEK_IN_MONTH_FIELD, - UDAT_WEEK_OF_YEAR_FIELD, - UDAT_WEEK_OF_MONTH_FIELD, - UDAT_YEAR_WOY_FIELD, - UDAT_EXTENDED_YEAR_FIELD, - UDAT_JULIAN_DAY_FIELD, - UDAT_STANDALONE_DAY_FIELD, - UDAT_STANDALONE_MONTH_FIELD, - UDAT_QUARTER_FIELD, - UDAT_STANDALONE_QUARTER_FIELD, - UDAT_YEAR_NAME_FIELD, - UDAT_RELATED_YEAR_FIELD }; -static const int8_t kDateFieldsCount = 16; - -static const UDateFormatField kTimeFields[] = { - UDAT_HOUR_OF_DAY1_FIELD, - UDAT_HOUR_OF_DAY0_FIELD, - UDAT_MINUTE_FIELD, - UDAT_SECOND_FIELD, - UDAT_FRACTIONAL_SECOND_FIELD, - UDAT_HOUR1_FIELD, - UDAT_HOUR0_FIELD, - UDAT_MILLISECONDS_IN_DAY_FIELD, - UDAT_TIMEZONE_RFC_FIELD, - UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD }; -static const int8_t kTimeFieldsCount = 10; - - -// This is a pattern-of-last-resort used when we can't load a usable pattern out -// of a resource. -static const UChar gDefaultPattern[] = -{ - 0x79, 0x79, 0x79, 0x79, 0x4D, 0x4D, 0x64, 0x64, 0x20, 0x68, 0x68, 0x3A, 0x6D, 0x6D, 0x20, 0x61, 0 -}; /* "yyyyMMdd hh:mm a" */ - -// This prefix is designed to NEVER MATCH real text, in order to -// suppress the parsing of negative numbers. Adjust as needed (if -// this becomes valid Unicode). -static const UChar SUPPRESS_NEGATIVE_PREFIX[] = {0xAB00, 0}; - -/** - * These are the tags we expect to see in normal resource bundle files associated - * with a locale. - */ -static const UChar QUOTE = 0x27; // Single quote - -/* - * The field range check bias for each UDateFormatField. - * The bias is added to the minimum and maximum values - * before they are compared to the parsed number. - * For example, the calendar stores zero-based month numbers - * but the parsed month numbers start at 1, so the bias is 1. - * - * A value of -1 means that the value is not checked. - */ -static const int32_t gFieldRangeBias[] = { - -1, // 'G' - UDAT_ERA_FIELD - -1, // 'y' - UDAT_YEAR_FIELD - 1, // 'M' - UDAT_MONTH_FIELD - 0, // 'd' - UDAT_DATE_FIELD - -1, // 'k' - UDAT_HOUR_OF_DAY1_FIELD - -1, // 'H' - UDAT_HOUR_OF_DAY0_FIELD - 0, // 'm' - UDAT_MINUTE_FIELD - 0, // 's' - UDAT_SECOND_FIELD - -1, // 'S' - UDAT_FRACTIONAL_SECOND_FIELD (0-999?) - -1, // 'E' - UDAT_DAY_OF_WEEK_FIELD (1-7?) - -1, // 'D' - UDAT_DAY_OF_YEAR_FIELD (1 - 366?) - -1, // 'F' - UDAT_DAY_OF_WEEK_IN_MONTH_FIELD (1-5?) - -1, // 'w' - UDAT_WEEK_OF_YEAR_FIELD (1-52?) - -1, // 'W' - UDAT_WEEK_OF_MONTH_FIELD (1-5?) - -1, // 'a' - UDAT_AM_PM_FIELD - -1, // 'h' - UDAT_HOUR1_FIELD - -1, // 'K' - UDAT_HOUR0_FIELD - -1, // 'z' - UDAT_TIMEZONE_FIELD - -1, // 'Y' - UDAT_YEAR_WOY_FIELD - -1, // 'e' - UDAT_DOW_LOCAL_FIELD - -1, // 'u' - UDAT_EXTENDED_YEAR_FIELD - -1, // 'g' - UDAT_JULIAN_DAY_FIELD - -1, // 'A' - UDAT_MILLISECONDS_IN_DAY_FIELD - -1, // 'Z' - UDAT_TIMEZONE_RFC_FIELD - -1, // 'v' - UDAT_TIMEZONE_GENERIC_FIELD - 0, // 'c' - UDAT_STANDALONE_DAY_FIELD - 1, // 'L' - UDAT_STANDALONE_MONTH_FIELD - -1, // 'Q' - UDAT_QUARTER_FIELD (1-4?) - -1, // 'q' - UDAT_STANDALONE_QUARTER_FIELD - -1, // 'V' - UDAT_TIMEZONE_SPECIAL_FIELD - -1, // 'U' - UDAT_YEAR_NAME_FIELD - -1, // 'O' - UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD - -1, // 'X' - UDAT_TIMEZONE_ISO_FIELD - -1, // 'x' - UDAT_TIMEZONE_ISO_LOCAL_FIELD - -1, // 'r' - UDAT_RELATED_YEAR_FIELD -#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR - -1, // ':' - UDAT_TIME_SEPARATOR_FIELD -#else - -1, // (no pattern character currently) - UDAT_TIME_SEPARATOR_FIELD -#endif -}; - -// When calendar uses hebr numbering (i.e. he@calendar=hebrew), -// offset the years within the current millenium down to 1-999 -static const int32_t HEBREW_CAL_CUR_MILLENIUM_START_YEAR = 5000; -static const int32_t HEBREW_CAL_CUR_MILLENIUM_END_YEAR = 6000; - -static UMutex LOCK = U_MUTEX_INITIALIZER; - -UOBJECT_DEFINE_RTTI_IMPLEMENTATION(SimpleDateFormat) - -SimpleDateFormat::NSOverride::~NSOverride() { - if (snf != NULL) { - snf->removeRef(); - } -} - - -void SimpleDateFormat::NSOverride::free() { - NSOverride *cur = this; - while (cur) { - NSOverride *next_temp = cur->next; - delete cur; - cur = next_temp; - } -} - -// no matter what the locale's default number format looked like, we want -// to modify it so that it doesn't use thousands separators, doesn't always -// show the decimal point, and recognizes integers only when parsing -static void fixNumberFormatForDates(NumberFormat &nf) { - nf.setGroupingUsed(FALSE); - DecimalFormat* decfmt = dynamic_cast<DecimalFormat*>(&nf); - if (decfmt != NULL) { - decfmt->setDecimalSeparatorAlwaysShown(FALSE); - } - nf.setParseIntegerOnly(TRUE); - nf.setMinimumFractionDigits(0); // To prevent "Jan 1.00, 1997.00" -} - -static const SharedNumberFormat *createSharedNumberFormat( - NumberFormat *nfToAdopt) { - fixNumberFormatForDates(*nfToAdopt); - const SharedNumberFormat *result = new SharedNumberFormat(nfToAdopt); - if (result == NULL) { - delete nfToAdopt; - } - return result; -} - -static const SharedNumberFormat *createSharedNumberFormat( - const Locale &loc, UErrorCode &status) { - NumberFormat *nf = NumberFormat::createInstance(loc, status); - if (U_FAILURE(status)) { - return NULL; - } - const SharedNumberFormat *result = createSharedNumberFormat(nf); - if (result == NULL) { - status = U_MEMORY_ALLOCATION_ERROR; - } - return result; -} - -static const SharedNumberFormat **allocSharedNumberFormatters() { - const SharedNumberFormat **result = (const SharedNumberFormat**) - uprv_malloc(UDAT_FIELD_COUNT * sizeof(const SharedNumberFormat*)); - if (result == NULL) { - return NULL; - } - for (int32_t i = 0; i < UDAT_FIELD_COUNT; ++i) { - result[i] = NULL; - } - return result; -} - -static void freeSharedNumberFormatters(const SharedNumberFormat ** list) { - for (int32_t i = 0; i < UDAT_FIELD_COUNT; ++i) { - SharedObject::clearPtr(list[i]); - } - uprv_free(list); -} - -const NumberFormat *SimpleDateFormat::getNumberFormatByIndex( - UDateFormatField index) const { - if (fSharedNumberFormatters == NULL || - fSharedNumberFormatters[index] == NULL) { - return fNumberFormat; - } - return &(**fSharedNumberFormatters[index]); -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::~SimpleDateFormat() -{ - delete fSymbols; - if (fSharedNumberFormatters) { - freeSharedNumberFormatters(fSharedNumberFormatters); - } - if (fTimeZoneFormat) { - delete fTimeZoneFormat; - } - freeFastNumberFormatters(); - -#if !UCONFIG_NO_BREAK_ITERATION - delete fCapitalizationBrkIter; -#endif -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(UErrorCode& status) - : fLocale(Locale::getDefault()), - fSymbols(NULL), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - initializeBooleanAttributes(); - construct(kShort, (EStyle) (kShort + kDateOffset), fLocale, status); - initializeDefaultCentury(); -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern, - UErrorCode &status) -: fPattern(pattern), - fLocale(Locale::getDefault()), - fSymbols(NULL), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - fDateOverride.setToBogus(); - fTimeOverride.setToBogus(); - initializeBooleanAttributes(); - initializeCalendar(NULL,fLocale,status); - fSymbols = DateFormatSymbols::createForLocale(fLocale, status); - initialize(fLocale, status); - initializeDefaultCentury(); - -} -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern, - const UnicodeString& override, - UErrorCode &status) -: fPattern(pattern), - fLocale(Locale::getDefault()), - fSymbols(NULL), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - fDateOverride.setTo(override); - fTimeOverride.setToBogus(); - initializeBooleanAttributes(); - initializeCalendar(NULL,fLocale,status); - fSymbols = DateFormatSymbols::createForLocale(fLocale, status); - initialize(fLocale, status); - initializeDefaultCentury(); - - processOverrideString(fLocale,override,kOvrStrBoth,status); - -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern, - const Locale& locale, - UErrorCode& status) -: fPattern(pattern), - fLocale(locale), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - - fDateOverride.setToBogus(); - fTimeOverride.setToBogus(); - initializeBooleanAttributes(); - - initializeCalendar(NULL,fLocale,status); - fSymbols = DateFormatSymbols::createForLocale(fLocale, status); - initialize(fLocale, status); - initializeDefaultCentury(); -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern, - const UnicodeString& override, - const Locale& locale, - UErrorCode& status) -: fPattern(pattern), - fLocale(locale), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - - fDateOverride.setTo(override); - fTimeOverride.setToBogus(); - initializeBooleanAttributes(); - - initializeCalendar(NULL,fLocale,status); - fSymbols = DateFormatSymbols::createForLocale(fLocale, status); - initialize(fLocale, status); - initializeDefaultCentury(); - - processOverrideString(locale,override,kOvrStrBoth,status); - -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern, - DateFormatSymbols* symbolsToAdopt, - UErrorCode& status) -: fPattern(pattern), - fLocale(Locale::getDefault()), - fSymbols(symbolsToAdopt), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - - fDateOverride.setToBogus(); - fTimeOverride.setToBogus(); - initializeBooleanAttributes(); - - initializeCalendar(NULL,fLocale,status); - initialize(fLocale, status); - initializeDefaultCentury(); -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(const UnicodeString& pattern, - const DateFormatSymbols& symbols, - UErrorCode& status) -: fPattern(pattern), - fLocale(Locale::getDefault()), - fSymbols(new DateFormatSymbols(symbols)), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - - fDateOverride.setToBogus(); - fTimeOverride.setToBogus(); - initializeBooleanAttributes(); - - initializeCalendar(NULL, fLocale, status); - initialize(fLocale, status); - initializeDefaultCentury(); -} - -//---------------------------------------------------------------------- - -// Not for public consumption; used by DateFormat -SimpleDateFormat::SimpleDateFormat(EStyle timeStyle, - EStyle dateStyle, - const Locale& locale, - UErrorCode& status) -: fLocale(locale), - fSymbols(NULL), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - initializeBooleanAttributes(); - construct(timeStyle, dateStyle, fLocale, status); - if(U_SUCCESS(status)) { - initializeDefaultCentury(); - } -} - -//---------------------------------------------------------------------- - -/** - * Not for public consumption; used by DateFormat. This constructor - * never fails. If the resource data is not available, it uses the - * the last resort symbols. - */ -SimpleDateFormat::SimpleDateFormat(const Locale& locale, - UErrorCode& status) -: fPattern(gDefaultPattern), - fLocale(locale), - fSymbols(NULL), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - if (U_FAILURE(status)) return; - initializeBooleanAttributes(); - initializeCalendar(NULL, fLocale, status); - fSymbols = DateFormatSymbols::createForLocale(fLocale, status); - if (U_FAILURE(status)) - { - status = U_ZERO_ERROR; - delete fSymbols; - // This constructor doesn't fail; it uses last resort data - fSymbols = new DateFormatSymbols(status); - /* test for NULL */ - if (fSymbols == 0) { - status = U_MEMORY_ALLOCATION_ERROR; - return; - } - } - - fDateOverride.setToBogus(); - fTimeOverride.setToBogus(); - - initialize(fLocale, status); - if(U_SUCCESS(status)) { - initializeDefaultCentury(); - } -} - -//---------------------------------------------------------------------- - -SimpleDateFormat::SimpleDateFormat(const SimpleDateFormat& other) -: DateFormat(other), - fLocale(other.fLocale), - fSymbols(NULL), - fTimeZoneFormat(NULL), - fSharedNumberFormatters(NULL), - fCapitalizationBrkIter(NULL) -{ - initializeBooleanAttributes(); - *this = other; -} - -//---------------------------------------------------------------------- - -SimpleDateFormat& SimpleDateFormat::operator=(const SimpleDateFormat& other) -{ - if (this == &other) { - return *this; - } - DateFormat::operator=(other); - fDateOverride = other.fDateOverride; - fTimeOverride = other.fTimeOverride; - - delete fSymbols; - fSymbols = NULL; - - if (other.fSymbols) - fSymbols = new DateFormatSymbols(*other.fSymbols); - - fDefaultCenturyStart = other.fDefaultCenturyStart; - fDefaultCenturyStartYear = other.fDefaultCenturyStartYear; - fHaveDefaultCentury = other.fHaveDefaultCentury; - - fPattern = other.fPattern; - fHasMinute = other.fHasMinute; - fHasSecond = other.fHasSecond; - - // TimeZoneFormat in ICU4C only depends on a locale for now - if (fLocale != other.fLocale) { - delete fTimeZoneFormat; - fTimeZoneFormat = NULL; // forces lazy instantiation with the other locale - fLocale = other.fLocale; - } - -#if !UCONFIG_NO_BREAK_ITERATION - if (other.fCapitalizationBrkIter != NULL) { - fCapitalizationBrkIter = (other.fCapitalizationBrkIter)->clone(); - } -#endif - - if (fSharedNumberFormatters != NULL) { - freeSharedNumberFormatters(fSharedNumberFormatters); - fSharedNumberFormatters = NULL; - } - if (other.fSharedNumberFormatters != NULL) { - fSharedNumberFormatters = allocSharedNumberFormatters(); - if (fSharedNumberFormatters) { - for (int32_t i = 0; i < UDAT_FIELD_COUNT; ++i) { - SharedObject::copyPtr( - other.fSharedNumberFormatters[i], - fSharedNumberFormatters[i]); - } - } - } - - UErrorCode localStatus = U_ZERO_ERROR; - freeFastNumberFormatters(); - initFastNumberFormatters(localStatus); - - return *this; -} - -//---------------------------------------------------------------------- - -Format* -SimpleDateFormat::clone() const -{ - return new SimpleDateFormat(*this); -} - -//---------------------------------------------------------------------- - -UBool -SimpleDateFormat::operator==(const Format& other) const -{ - if (DateFormat::operator==(other)) { - // The DateFormat::operator== check for fCapitalizationContext equality above - // is sufficient to check equality of all derived context-related data. - // DateFormat::operator== guarantees following cast is safe - SimpleDateFormat* that = (SimpleDateFormat*)&other; - return (fPattern == that->fPattern && - fSymbols != NULL && // Check for pathological object - that->fSymbols != NULL && // Check for pathological object - *fSymbols == *that->fSymbols && - fHaveDefaultCentury == that->fHaveDefaultCentury && - fDefaultCenturyStart == that->fDefaultCenturyStart); - } - return FALSE; -} - -//---------------------------------------------------------------------- - -void SimpleDateFormat::construct(EStyle timeStyle, - EStyle dateStyle, - const Locale& locale, - UErrorCode& status) -{ - // called by several constructors to load pattern data from the resources - if (U_FAILURE(status)) return; - - // We will need the calendar to know what type of symbols to load. - initializeCalendar(NULL, locale, status); - if (U_FAILURE(status)) return; - - // Load date time patterns directly from resources. - const char* cType = fCalendar ? fCalendar->getType() : NULL; - LocalUResourceBundlePointer bundle(ures_open(NULL, locale.getBaseName(), &status)); - if (U_FAILURE(status)) return; - - UBool cTypeIsGregorian = TRUE; - LocalUResourceBundlePointer dateTimePatterns; - if (cType != NULL && uprv_strcmp(cType, "gregorian") != 0) { - CharString resourcePath("calendar/", status); - resourcePath.append(cType, status).append("/DateTimePatterns", status); - dateTimePatterns.adoptInstead( - ures_getByKeyWithFallback(bundle.getAlias(), resourcePath.data(), - (UResourceBundle*)NULL, &status)); - cTypeIsGregorian = FALSE; - } - - // Check for "gregorian" fallback. - if (cTypeIsGregorian || status == U_MISSING_RESOURCE_ERROR) { - status = U_ZERO_ERROR; - dateTimePatterns.adoptInstead( - ures_getByKeyWithFallback(bundle.getAlias(), - "calendar/gregorian/DateTimePatterns", - (UResourceBundle*)NULL, &status)); - } - if (U_FAILURE(status)) return; - - LocalUResourceBundlePointer currentBundle; - - if (ures_getSize(dateTimePatterns.getAlias()) <= kDateTime) - { - status = U_INVALID_FORMAT_ERROR; - return; - } - - setLocaleIDs(ures_getLocaleByType(dateTimePatterns.getAlias(), ULOC_VALID_LOCALE, &status), - ures_getLocaleByType(dateTimePatterns.getAlias(), ULOC_ACTUAL_LOCALE, &status)); - - // create a symbols object from the locale - fSymbols = DateFormatSymbols::createForLocale(locale, status); - if (U_FAILURE(status)) return; - /* test for NULL */ - if (fSymbols == 0) { - status = U_MEMORY_ALLOCATION_ERROR; - return; - } - - const UChar *resStr,*ovrStr; - int32_t resStrLen,ovrStrLen = 0; - fDateOverride.setToBogus(); - fTimeOverride.setToBogus(); - - // if the pattern should include both date and time information, use the date/time - // pattern string as a guide to tell use how to glue together the appropriate date - // and time pattern strings. - if ((timeStyle != kNone) && (dateStyle != kNone)) - { - currentBundle.adoptInstead( - ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)timeStyle, NULL, &status)); - if (U_FAILURE(status)) { - status = U_INVALID_FORMAT_ERROR; - return; - } - switch (ures_getType(currentBundle.getAlias())) { - case URES_STRING: { - resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status); - break; - } - case URES_ARRAY: { - resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status); - ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status); - fTimeOverride.setTo(TRUE, ovrStr, ovrStrLen); - break; - } - default: { - status = U_INVALID_FORMAT_ERROR; - return; - } - } - - UnicodeString tempus1(TRUE, resStr, resStrLen); - - currentBundle.adoptInstead( - ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)dateStyle, NULL, &status)); - if (U_FAILURE(status)) { - status = U_INVALID_FORMAT_ERROR; - return; - } - switch (ures_getType(currentBundle.getAlias())) { - case URES_STRING: { - resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status); - break; - } - case URES_ARRAY: { - resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status); - ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status); - fDateOverride.setTo(TRUE, ovrStr, ovrStrLen); - break; - } - default: { - status = U_INVALID_FORMAT_ERROR; - return; - } - } - - UnicodeString tempus2(TRUE, resStr, resStrLen); - - int32_t glueIndex = kDateTime; - int32_t patternsSize = ures_getSize(dateTimePatterns.getAlias()); - if (patternsSize >= (kDateTimeOffset + kShort + 1)) { - // Get proper date time format - glueIndex = (int32_t)(kDateTimeOffset + (dateStyle - kDateOffset)); - } - - resStr = ures_getStringByIndex(dateTimePatterns.getAlias(), glueIndex, &resStrLen, &status); - SimpleFormatter(UnicodeString(TRUE, resStr, resStrLen), 2, 2, status). - format(tempus1, tempus2, fPattern, status); - } - // if the pattern includes just time data or just date date, load the appropriate - // pattern string from the resources - // setTo() - see DateFormatSymbols::assignArray comments - else if (timeStyle != kNone) { - currentBundle.adoptInstead( - ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)timeStyle, NULL, &status)); - if (U_FAILURE(status)) { - status = U_INVALID_FORMAT_ERROR; - return; - } - switch (ures_getType(currentBundle.getAlias())) { - case URES_STRING: { - resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status); - break; - } - case URES_ARRAY: { - resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status); - ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status); - fDateOverride.setTo(TRUE, ovrStr, ovrStrLen); - break; - } - default: { - status = U_INVALID_FORMAT_ERROR; - return; - } - } - fPattern.setTo(TRUE, resStr, resStrLen); - } - else if (dateStyle != kNone) { - currentBundle.adoptInstead( - ures_getByIndex(dateTimePatterns.getAlias(), (int32_t)dateStyle, NULL, &status)); - if (U_FAILURE(status)) { - status = U_INVALID_FORMAT_ERROR; - return; - } - switch (ures_getType(currentBundle.getAlias())) { - case URES_STRING: { - resStr = ures_getString(currentBundle.getAlias(), &resStrLen, &status); - break; - } - case URES_ARRAY: { - resStr = ures_getStringByIndex(currentBundle.getAlias(), 0, &resStrLen, &status); - ovrStr = ures_getStringByIndex(currentBundle.getAlias(), 1, &ovrStrLen, &status); - fDateOverride.setTo(TRUE, ovrStr, ovrStrLen); - break; - } - default: { - status = U_INVALID_FORMAT_ERROR; - return; - } - } - fPattern.setTo(TRUE, resStr, resStrLen); - } - - // and if it includes _neither_, that's an error - else - status = U_INVALID_FORMAT_ERROR; - - // finally, finish initializing by creating a Calendar and a NumberFormat - initialize(locale, status); -} - -//---------------------------------------------------------------------- - -Calendar* -SimpleDateFormat::initializeCalendar(TimeZone* adoptZone, const Locale& locale, UErrorCode& status) -{ - if(!U_FAILURE(status)) { - fCalendar = Calendar::createInstance(adoptZone?adoptZone:TimeZone::createDefault(), locale, status); - } - return fCalendar; -} - -void -SimpleDateFormat::initialize(const Locale& locale, - UErrorCode& status) -{ - if (U_FAILURE(status)) return; - - // We don't need to check that the row count is >= 1, since all 2d arrays have at - // least one row - fNumberFormat = NumberFormat::createInstance(locale, status); - if (fNumberFormat != NULL && U_SUCCESS(status)) - { - fixNumberFormatForDates(*fNumberFormat); - //fNumberFormat->setLenient(TRUE); // Java uses a custom DateNumberFormat to format/parse - - initNumberFormatters(locale, status); - initFastNumberFormatters(status); - - } - else if (U_SUCCESS(status)) - { - status = U_MISSING_RESOURCE_ERROR; - } - - parsePattern(); -} - -/* Initialize the fields we use to disambiguate ambiguous years. Separate - * so we can call it from readObject(). - */ -void SimpleDateFormat::initializeDefaultCentury() -{ - if(fCalendar) { - fHaveDefaultCentury = fCalendar->haveDefaultCentury(); - if(fHaveDefaultCentury) { - fDefaultCenturyStart = fCalendar->defaultCenturyStart(); - fDefaultCenturyStartYear = fCalendar->defaultCenturyStartYear(); - } else { - fDefaultCenturyStart = DBL_MIN; - fDefaultCenturyStartYear = -1; - } - } -} - -/* - * Initialize the boolean attributes. Separate so we can call it from all constructors. - */ -void SimpleDateFormat::initializeBooleanAttributes() -{ - UErrorCode status = U_ZERO_ERROR; - - setBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, true, status); - setBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, true, status); - setBooleanAttribute(UDAT_PARSE_PARTIAL_LITERAL_MATCH, true, status); - setBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, true, status); -} - -/* Define one-century window into which to disambiguate dates using - * two-digit years. Make public in JDK 1.2. - */ -void SimpleDateFormat::parseAmbiguousDatesAsAfter(UDate startDate, UErrorCode& status) -{ - if(U_FAILURE(status)) { - return; - } - if(!fCalendar) { - status = U_ILLEGAL_ARGUMENT_ERROR; - return; - } - - fCalendar->setTime(startDate, status); - if(U_SUCCESS(status)) { - fHaveDefaultCentury = TRUE; - fDefaultCenturyStart = startDate; - fDefaultCenturyStartYear = fCalendar->get(UCAL_YEAR, status); - } -} - -//---------------------------------------------------------------------- - -UnicodeString& -SimpleDateFormat::format(Calendar& cal, UnicodeString& appendTo, FieldPosition& pos) const -{ - UErrorCode status = U_ZERO_ERROR; - FieldPositionOnlyHandler handler(pos); - return _format(cal, appendTo, handler, status); -} - -//---------------------------------------------------------------------- - -UnicodeString& -SimpleDateFormat::format(Calendar& cal, UnicodeString& appendTo, - FieldPositionIterator* posIter, UErrorCode& status) const -{ - FieldPositionIteratorHandler handler(posIter, status); - return _format(cal, appendTo, handler, status); -} - -//---------------------------------------------------------------------- - -UnicodeString& -SimpleDateFormat::_format(Calendar& cal, UnicodeString& appendTo, - FieldPositionHandler& handler, UErrorCode& status) const -{ - if ( U_FAILURE(status) ) { - return appendTo; - } - Calendar* workCal = &cal; - Calendar* calClone = NULL; - if (&cal != fCalendar && uprv_strcmp(cal.getType(), fCalendar->getType()) != 0) { - // Different calendar type - // We use the time and time zone from the input calendar, but - // do not use the input calendar for field calculation. - calClone = fCalendar->clone(); - if (calClone != NULL) { - UDate t = cal.getTime(status); - calClone->setTime(t, status); - calClone->setTimeZone(cal.getTimeZone()); - workCal = calClone; - } else { - status = U_MEMORY_ALLOCATION_ERROR; - return appendTo; - } - } - - UBool inQuote = FALSE; - UChar prevCh = 0; - int32_t count = 0; - int32_t fieldNum = 0; - UDisplayContext capitalizationContext = getContext(UDISPCTX_TYPE_CAPITALIZATION, status); - - // loop through the pattern string character by character - for (int32_t i = 0; i < fPattern.length() && U_SUCCESS(status); ++i) { - UChar ch = fPattern[i]; - - // Use subFormat() to format a repeated pattern character - // when a different pattern or non-pattern character is seen - if (ch != prevCh && count > 0) { - subFormat(appendTo, prevCh, count, capitalizationContext, fieldNum++, handler, *workCal, status); - count = 0; - } - if (ch == QUOTE) { - // Consecutive single quotes are a single quote literal, - // either outside of quotes or between quotes - if ((i+1) < fPattern.length() && fPattern[i+1] == QUOTE) { - appendTo += (UChar)QUOTE; - ++i; - } else { - inQuote = ! inQuote; - } - } - else if (!inQuote && isSyntaxChar(ch)) { - // ch is a date-time pattern character to be interpreted - // by subFormat(); count the number of times it is repeated - prevCh = ch; - ++count; - } - else { - // Append quoted characters and unquoted non-pattern characters - appendTo += ch; - } - } - - // Format the last item in the pattern, if any - if (count > 0) { - subFormat(appendTo, prevCh, count, capitalizationContext, fieldNum++, handler, *workCal, status); - } - - if (calClone != NULL) { - delete calClone; - } - - return appendTo; -} - -//---------------------------------------------------------------------- - -/* Map calendar field into calendar field level. - * the larger the level, the smaller the field unit. - * For example, UCAL_ERA level is 0, UCAL_YEAR level is 10, - * UCAL_MONTH level is 20. - * NOTE: if new fields adds in, the table needs to update. - */ -const int32_t -SimpleDateFormat::fgCalendarFieldToLevel[] = -{ - /*GyM*/ 0, 10, 20, - /*wW*/ 20, 30, - /*dDEF*/ 30, 20, 30, 30, - /*ahHm*/ 40, 50, 50, 60, - /*sS*/ 70, 80, - /*z?Y*/ 0, 0, 10, - /*eug*/ 30, 10, 0, - /*A?.*/ 40, 0, 0 -}; - -int32_t SimpleDateFormat::getLevelFromChar(UChar ch) { - // Map date field LETTER into calendar field level. - // the larger the level, the smaller the field unit. - // NOTE: if new fields adds in, the table needs to update. - static const int32_t mapCharToLevel[] = { - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - // - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, - // ! " # $ % & ' ( ) * + , - . / - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR - // 0 1 2 3 4 5 6 7 8 9 : ; < = > ? - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, -1, -1, -1, -1, -1, -#else - // 0 1 2 3 4 5 6 7 8 9 : ; < = > ? - -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -#endif - // @ A B C D E F G H I J K L M N O - -1, 40, -1, -1, 20, 30, 30, 0, 50, -1, -1, 50, 20, 20, -1, 0, - // P Q R S T U V W X Y Z [ \ ] ^ _ - -1, 20, -1, 80, -1, 10, 0, 30, 0, 10, 0, -1, -1, -1, -1, -1, - // ` a b c d e f g h i j k l m n o - -1, 40, -1, 30, 30, 30, -1, 0, 50, -1, -1, 50, 0, 60, -1, -1, - // p q r s t u v w x y z { | } ~ - -1, 20, 10, 70, -1, 10, 0, 20, 0, 10, 0, -1, -1, -1, -1, -1 - }; - - return ch < UPRV_LENGTHOF(mapCharToLevel) ? mapCharToLevel[ch] : -1; -} - -UBool SimpleDateFormat::isSyntaxChar(UChar ch) { - static const UBool mapCharToIsSyntax[] = { - // - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, - // - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, - // - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, - // - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, - // ! " # $ % & ' - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, - // ( ) * + , - . / - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, - // 0 1 2 3 4 5 6 7 - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, -#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR - // 8 9 : ; < = > ? - FALSE, FALSE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, -#else - // 8 9 : ; < = > ? - FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, -#endif - // @ A B C D E F G - FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, - // H I J K L M N O - TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, - // P Q R S T U V W - TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, - // X Y Z [ \ ] ^ _ - TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE, - // ` a b c d e f g - FALSE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, - // h i j k l m n o - TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, - // p q r s t u v w - TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, - // x y z { | } ~ - TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, FALSE, FALSE - }; - - return ch < UPRV_LENGTHOF(mapCharToIsSyntax) ? mapCharToIsSyntax[ch] : FALSE; -} - -// Map index into pattern character string to Calendar field number. -const UCalendarDateFields -SimpleDateFormat::fgPatternIndexToCalendarField[] = -{ - /*GyM*/ UCAL_ERA, UCAL_YEAR, UCAL_MONTH, - /*dkH*/ UCAL_DATE, UCAL_HOUR_OF_DAY, UCAL_HOUR_OF_DAY, - /*msS*/ UCAL_MINUTE, UCAL_SECOND, UCAL_MILLISECOND, - /*EDF*/ UCAL_DAY_OF_WEEK, UCAL_DAY_OF_YEAR, UCAL_DAY_OF_WEEK_IN_MONTH, - /*wWa*/ UCAL_WEEK_OF_YEAR, UCAL_WEEK_OF_MONTH, UCAL_AM_PM, - /*hKz*/ UCAL_HOUR, UCAL_HOUR, UCAL_ZONE_OFFSET, - /*Yeu*/ UCAL_YEAR_WOY, UCAL_DOW_LOCAL, UCAL_EXTENDED_YEAR, - /*gAZ*/ UCAL_JULIAN_DAY, UCAL_MILLISECONDS_IN_DAY, UCAL_ZONE_OFFSET, - /*v*/ UCAL_ZONE_OFFSET, - /*c*/ UCAL_DOW_LOCAL, - /*L*/ UCAL_MONTH, - /*Q*/ UCAL_MONTH, - /*q*/ UCAL_MONTH, - /*V*/ UCAL_ZONE_OFFSET, - /*U*/ UCAL_YEAR, - /*O*/ UCAL_ZONE_OFFSET, - /*Xx*/ UCAL_ZONE_OFFSET, UCAL_ZONE_OFFSET, - /*r*/ UCAL_EXTENDED_YEAR, - /*bB*/ UCAL_FIELD_COUNT, UCAL_FIELD_COUNT, // no mappings to calendar fields -#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR - /*:*/ UCAL_FIELD_COUNT, /* => no useful mapping to any calendar field */ -#else - /*no pattern char for UDAT_TIME_SEPARATOR_FIELD*/ UCAL_FIELD_COUNT, /* => no useful mapping to any calendar field */ -#endif -}; - -// Map index into pattern character string to DateFormat field number -const UDateFormatField -SimpleDateFormat::fgPatternIndexToDateFormatField[] = { - /*GyM*/ UDAT_ERA_FIELD, UDAT_YEAR_FIELD, UDAT_MONTH_FIELD, - /*dkH*/ UDAT_DATE_FIELD, UDAT_HOUR_OF_DAY1_FIELD, UDAT_HOUR_OF_DAY0_FIELD, - /*msS*/ UDAT_MINUTE_FIELD, UDAT_SECOND_FIELD, UDAT_FRACTIONAL_SECOND_FIELD, - /*EDF*/ UDAT_DAY_OF_WEEK_FIELD, UDAT_DAY_OF_YEAR_FIELD, UDAT_DAY_OF_WEEK_IN_MONTH_FIELD, - /*wWa*/ UDAT_WEEK_OF_YEAR_FIELD, UDAT_WEEK_OF_MONTH_FIELD, UDAT_AM_PM_FIELD, - /*hKz*/ UDAT_HOUR1_FIELD, UDAT_HOUR0_FIELD, UDAT_TIMEZONE_FIELD, - /*Yeu*/ UDAT_YEAR_WOY_FIELD, UDAT_DOW_LOCAL_FIELD, UDAT_EXTENDED_YEAR_FIELD, - /*gAZ*/ UDAT_JULIAN_DAY_FIELD, UDAT_MILLISECONDS_IN_DAY_FIELD, UDAT_TIMEZONE_RFC_FIELD, - /*v*/ UDAT_TIMEZONE_GENERIC_FIELD, - /*c*/ UDAT_STANDALONE_DAY_FIELD, - /*L*/ UDAT_STANDALONE_MONTH_FIELD, - /*Q*/ UDAT_QUARTER_FIELD, - /*q*/ UDAT_STANDALONE_QUARTER_FIELD, - /*V*/ UDAT_TIMEZONE_SPECIAL_FIELD, - /*U*/ UDAT_YEAR_NAME_FIELD, - /*O*/ UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD, - /*Xx*/ UDAT_TIMEZONE_ISO_FIELD, UDAT_TIMEZONE_ISO_LOCAL_FIELD, - /*r*/ UDAT_RELATED_YEAR_FIELD, - /*bB*/ UDAT_AM_PM_MIDNIGHT_NOON_FIELD, UDAT_FLEXIBLE_DAY_PERIOD_FIELD, -#if UDAT_HAS_PATTERN_CHAR_FOR_TIME_SEPARATOR - /*:*/ UDAT_TIME_SEPARATOR_FIELD, -#else - /*no pattern char for UDAT_TIME_SEPARATOR_FIELD*/ UDAT_TIME_SEPARATOR_FIELD, -#endif -}; - -//---------------------------------------------------------------------- - -/** - * Append symbols[value] to dst. Make sure the array index is not out - * of bounds. - */ -static inline void -_appendSymbol(UnicodeString& dst, - int32_t value, - const UnicodeString* symbols, - int32_t symbolsCount) { - U_ASSERT(0 <= value && value < symbolsCount); - if (0 <= value && value < symbolsCount) { - dst += symbols[value]; - } -} - -static inline void -_appendSymbolWithMonthPattern(UnicodeString& dst, int32_t value, const UnicodeString* symbols, int32_t symbolsCount, - const UnicodeString* monthPattern, UErrorCode& status) { - U_ASSERT(0 <= value && value < symbolsCount); - if (0 <= value && value < symbolsCount) { - if (monthPattern == NULL) { - dst += symbols[value]; - } else { - SimpleFormatter(*monthPattern, 1, 1, status).format(symbols[value], dst, status); - } - } -} - -//---------------------------------------------------------------------- - -static number::LocalizedNumberFormatter* -createFastFormatter(const DecimalFormat* df, int32_t minInt, int32_t maxInt) { - return new number::LocalizedNumberFormatter( - df->toNumberFormatter() - .integerWidth(number::IntegerWidth::zeroFillTo(minInt).truncateAt(maxInt))); -} - -void SimpleDateFormat::initFastNumberFormatters(UErrorCode& status) { - if (U_FAILURE(status)) { - return; - } - auto* df = dynamic_cast<const DecimalFormat*>(fNumberFormat); - if (df == nullptr) { - return; - } - fFastNumberFormatters[SMPDTFMT_NF_1x10] = createFastFormatter(df, 1, 10); - fFastNumberFormatters[SMPDTFMT_NF_2x10] = createFastFormatter(df, 2, 10); - fFastNumberFormatters[SMPDTFMT_NF_3x10] = createFastFormatter(df, 3, 10); - fFastNumberFormatters[SMPDTFMT_NF_4x10] = createFastFormatter(df, 4, 10); - fFastNumberFormatters[SMPDTFMT_NF_2x2] = createFastFormatter(df, 2, 2); -} - -void SimpleDateFormat::freeFastNumberFormatters() { - delete fFastNumberFormatters[SMPDTFMT_NF_1x10]; - delete fFastNumberFormatters[SMPDTFMT_NF_2x10]; - delete fFastNumberFormatters[SMPDTFMT_NF_3x10]; - delete fFastNumberFormatters[SMPDTFMT_NF_4x10]; - delete fFastNumberFormatters[SMPDTFMT_NF_2x2]; - fFastNumberFormatters[SMPDTFMT_NF_1x10] = nullptr; - fFastNumberFormatters[SMPDTFMT_NF_2x10] = nullptr; - fFastNumberFormatters[SMPDTFMT_NF_3x10] = nullptr; - fFastNumberFormatters[SMPDTFMT_NF_4x10] = nullptr; - fFastNumberFormatters[SMPDTFMT_NF_2x2] = nullptr; -} - - -void -SimpleDateFormat::initNumberFormatters(const Locale &locale,UErrorCode &status) { - if (U_FAILURE(status)) { - return; - } - if ( fDateOverride.isBogus() && fTimeOverride.isBogus() ) { - return; - } - umtx_lock(&LOCK); - if (fSharedNumberFormatters == NULL) { - fSharedNumberFormatters = allocSharedNumberFormatters(); - if (fSharedNumberFormatters == NULL) { - status = U_MEMORY_ALLOCATION_ERROR; - } - } - umtx_unlock(&LOCK); - - if (U_FAILURE(status)) { - return; - } - - processOverrideString(locale,fDateOverride,kOvrStrDate,status); - processOverrideString(locale,fTimeOverride,kOvrStrTime,status); -} - -void -SimpleDateFormat::processOverrideString(const Locale &locale, const UnicodeString &str, int8_t type, UErrorCode &status) { - if (str.isBogus() || U_FAILURE(status)) { - return; - } - - int32_t start = 0; - int32_t len; - UnicodeString nsName; - UnicodeString ovrField; - UBool moreToProcess = TRUE; - NSOverride *overrideList = NULL; - - while (moreToProcess) { - int32_t delimiterPosition = str.indexOf((UChar)ULOC_KEYWORD_ITEM_SEPARATOR_UNICODE,start); - if (delimiterPosition == -1) { - moreToProcess = FALSE; - len = str.length() - start; - } else { - len = delimiterPosition - start; - } - UnicodeString currentString(str,start,len); - int32_t equalSignPosition = currentString.indexOf((UChar)ULOC_KEYWORD_ASSIGN_UNICODE,0); - if (equalSignPosition == -1) { // Simple override string such as "hebrew" - nsName.setTo(currentString); - ovrField.setToBogus(); - } else { // Field specific override string such as "y=hebrew" - nsName.setTo(currentString,equalSignPosition+1); - ovrField.setTo(currentString,0,1); // We just need the first character. - } - - int32_t nsNameHash = nsName.hashCode(); - // See if the numbering system is in the override list, if not, then add it. - NSOverride *curr = overrideList; - const SharedNumberFormat *snf = NULL; - UBool found = FALSE; - while ( curr && !found ) { - if ( curr->hash == nsNameHash ) { - snf = curr->snf; - found = TRUE; - } - curr = curr->next; - } - - if (!found) { - LocalPointer<NSOverride> cur(new NSOverride); - if (!cur.isNull()) { - char kw[ULOC_KEYWORD_AND_VALUES_CAPACITY]; - uprv_strcpy(kw,"numbers="); - nsName.extract(0,len,kw+8,ULOC_KEYWORD_AND_VALUES_CAPACITY-8,US_INV); - - Locale ovrLoc(locale.getLanguage(),locale.getCountry(),locale.getVariant(),kw); - cur->hash = nsNameHash; - cur->next = overrideList; - SharedObject::copyPtr( - createSharedNumberFormat(ovrLoc, status), cur->snf); - if (U_FAILURE(status)) { - if (overrideList) { - overrideList->free(); - } - return; - } - snf = cur->snf; - overrideList = cur.orphan(); - } else { - status = U_MEMORY_ALLOCATION_ERROR; - if (overrideList) { - overrideList->free(); - } - return; - } - } - - // Now that we have an appropriate number formatter, fill in the appropriate spaces in the - // number formatters table. - if (ovrField.isBogus()) { - switch (type) { - case kOvrStrDate: - case kOvrStrBoth: { - for ( int8_t i=0 ; i<kDateFieldsCount; i++ ) { - SharedObject::copyPtr(snf, fSharedNumberFormatters[kDateFields[i]]); - } - if (type==kOvrStrDate) { - break; - } - U_FALLTHROUGH; - } - case kOvrStrTime : { - for ( int8_t i=0 ; i<kTimeFieldsCount; i++ ) { - SharedObject::copyPtr(snf, fSharedNumberFormatters[kTimeFields[i]]); - } - break; - } - } - } else { - // if the pattern character is unrecognized, signal an error and bail out - UDateFormatField patternCharIndex = - DateFormatSymbols::getPatternCharIndex(ovrField.charAt(0)); - if (patternCharIndex == UDAT_FIELD_COUNT) { - status = U_INVALID_FORMAT_ERROR; - if (overrideList) { - overrideList->free(); - } - return; - } - SharedObject::copyPtr(snf, fSharedNumberFormatters[patternCharIndex]); - } - - start = delimiterPosition + 1; - } - if (overrideList) { - overrideList->free(); - } -} - -//--------------------------------------------------------------------- -void -SimpleDateFormat::subFormat(UnicodeString &appendTo, - UChar ch, - int32_t count, - UDisplayContext capitalizationContext, - int32_t fieldNum, - FieldPositionHandler& handler, - Calendar& cal, - UErrorCode& status) const -{ - if (U_FAILURE(status)) { - return; - } - - // this function gets called by format() to produce the appropriate substitution - // text for an individual pattern symbol (e.g., "HH" or "yyyy") - - UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(ch); - const int32_t maxIntCount = 10; - int32_t beginOffset = appendTo.length(); - const NumberFormat *currentNumberFormat; - DateFormatSymbols::ECapitalizationContextUsageType capContextUsageType = DateFormatSymbols::kCapContextUsageOther; - - UBool isHebrewCalendar = (uprv_strcmp(cal.getType(),"hebrew") == 0); - UBool isChineseCalendar = (uprv_strcmp(cal.getType(),"chinese") == 0 || uprv_strcmp(cal.getType(),"dangi") == 0); - - // if the pattern character is unrecognized, signal an error and dump out - if (patternCharIndex == UDAT_FIELD_COUNT) - { - if (ch != 0x6C) { // pattern char 'l' (SMALL LETTER L) just gets ignored - status = U_INVALID_FORMAT_ERROR; - } - return; - } - - UCalendarDateFields field = fgPatternIndexToCalendarField[patternCharIndex]; - int32_t value = 0; - // Don't get value unless it is useful - if (field < UCAL_FIELD_COUNT) { - value = (patternCharIndex != UDAT_RELATED_YEAR_FIELD)? cal.get(field, status): cal.getRelatedYear(status); - } - if (U_FAILURE(status)) { - return; - } - - currentNumberFormat = getNumberFormatByIndex(patternCharIndex); - if (currentNumberFormat == NULL) { - status = U_INTERNAL_PROGRAM_ERROR; - return; - } - UnicodeString hebr("hebr", 4, US_INV); - - switch (patternCharIndex) { - - // for any "G" symbol, write out the appropriate era string - // "GGGG" is wide era name, "GGGGG" is narrow era name, anything else is abbreviated name - case UDAT_ERA_FIELD: - if (isChineseCalendar) { - zeroPaddingNumber(currentNumberFormat,appendTo, value, 1, 9); // as in ICU4J - } else { - if (count == 5) { - _appendSymbol(appendTo, value, fSymbols->fNarrowEras, fSymbols->fNarrowErasCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageEraNarrow; - } else if (count == 4) { - _appendSymbol(appendTo, value, fSymbols->fEraNames, fSymbols->fEraNamesCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageEraWide; - } else { - _appendSymbol(appendTo, value, fSymbols->fEras, fSymbols->fErasCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageEraAbbrev; - } - } - break; - - case UDAT_YEAR_NAME_FIELD: - if (fSymbols->fShortYearNames != NULL && value <= fSymbols->fShortYearNamesCount) { - // the Calendar YEAR field runs 1 through 60 for cyclic years - _appendSymbol(appendTo, value - 1, fSymbols->fShortYearNames, fSymbols->fShortYearNamesCount); - break; - } - // else fall through to numeric year handling, do not break here - U_FALLTHROUGH; - - // OLD: for "yyyy", write out the whole year; for "yy", write out the last 2 digits - // NEW: UTS#35: -//Year y yy yyy yyyy yyyyy -//AD 1 1 01 001 0001 00001 -//AD 12 12 12 012 0012 00012 -//AD 123 123 23 123 0123 00123 -//AD 1234 1234 34 1234 1234 01234 -//AD 12345 12345 45 12345 12345 12345 - case UDAT_YEAR_FIELD: - case UDAT_YEAR_WOY_FIELD: - if (fDateOverride.compare(hebr)==0 && value>HEBREW_CAL_CUR_MILLENIUM_START_YEAR && value<HEBREW_CAL_CUR_MILLENIUM_END_YEAR) { - value-=HEBREW_CAL_CUR_MILLENIUM_START_YEAR; - } - if(count == 2) - zeroPaddingNumber(currentNumberFormat, appendTo, value, 2, 2); - else - zeroPaddingNumber(currentNumberFormat, appendTo, value, count, maxIntCount); - break; - - // for "MMMM"/"LLLL", write out the whole month name, for "MMM"/"LLL", write out the month - // abbreviation, for "M"/"L" or "MM"/"LL", write out the month as a number with the - // appropriate number of digits - // for "MMMMM"/"LLLLL", use the narrow form - case UDAT_MONTH_FIELD: - case UDAT_STANDALONE_MONTH_FIELD: - if ( isHebrewCalendar ) { - HebrewCalendar *hc = (HebrewCalendar*)&cal; - if (hc->isLeapYear(hc->get(UCAL_YEAR,status)) && value == 6 && count >= 3 ) - value = 13; // Show alternate form for Adar II in leap years in Hebrew calendar. - if (!hc->isLeapYear(hc->get(UCAL_YEAR,status)) && value >= 6 && count < 3 ) - value--; // Adjust the month number down 1 in Hebrew non-leap years, i.e. Adar is 6, not 7. - } - { - int32_t isLeapMonth = (fSymbols->fLeapMonthPatterns != NULL && fSymbols->fLeapMonthPatternsCount >= DateFormatSymbols::kMonthPatternsCount)? - cal.get(UCAL_IS_LEAP_MONTH, status): 0; - // should consolidate the next section by using arrays of pointers & counts for the right symbols... - if (count == 5) { - if (patternCharIndex == UDAT_MONTH_FIELD) { - _appendSymbolWithMonthPattern(appendTo, value, fSymbols->fNarrowMonths, fSymbols->fNarrowMonthsCount, - (isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatNarrow]): NULL, status); - } else { - _appendSymbolWithMonthPattern(appendTo, value, fSymbols->fStandaloneNarrowMonths, fSymbols->fStandaloneNarrowMonthsCount, - (isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneNarrow]): NULL, status); - } - capContextUsageType = DateFormatSymbols::kCapContextUsageMonthNarrow; - } else if (count == 4) { - if (patternCharIndex == UDAT_MONTH_FIELD) { - _appendSymbolWithMonthPattern(appendTo, value, fSymbols->fMonths, fSymbols->fMonthsCount, - (isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatWide]): NULL, status); - capContextUsageType = DateFormatSymbols::kCapContextUsageMonthFormat; - } else { - _appendSymbolWithMonthPattern(appendTo, value, fSymbols->fStandaloneMonths, fSymbols->fStandaloneMonthsCount, - (isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneWide]): NULL, status); - capContextUsageType = DateFormatSymbols::kCapContextUsageMonthStandalone; - } - } else if (count == 3) { - if (patternCharIndex == UDAT_MONTH_FIELD) { - _appendSymbolWithMonthPattern(appendTo, value, fSymbols->fShortMonths, fSymbols->fShortMonthsCount, - (isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatAbbrev]): NULL, status); - capContextUsageType = DateFormatSymbols::kCapContextUsageMonthFormat; - } else { - _appendSymbolWithMonthPattern(appendTo, value, fSymbols->fStandaloneShortMonths, fSymbols->fStandaloneShortMonthsCount, - (isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneAbbrev]): NULL, status); - capContextUsageType = DateFormatSymbols::kCapContextUsageMonthStandalone; - } - } else { - UnicodeString monthNumber; - zeroPaddingNumber(currentNumberFormat,monthNumber, value + 1, count, maxIntCount); - _appendSymbolWithMonthPattern(appendTo, 0, &monthNumber, 1, - (isLeapMonth!=0)? &(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternNumeric]): NULL, status); - } - } - break; - - // for "k" and "kk", write out the hour, adjusting midnight to appear as "24" - case UDAT_HOUR_OF_DAY1_FIELD: - if (value == 0) - zeroPaddingNumber(currentNumberFormat,appendTo, cal.getMaximum(UCAL_HOUR_OF_DAY) + 1, count, maxIntCount); - else - zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount); - break; - - case UDAT_FRACTIONAL_SECOND_FIELD: - // Fractional seconds left-justify - { - int32_t minDigits = (count > 3) ? 3 : count; - if (count == 1) { - value /= 100; - } else if (count == 2) { - value /= 10; - } - zeroPaddingNumber(currentNumberFormat, appendTo, value, minDigits, maxIntCount); - if (count > 3) { - zeroPaddingNumber(currentNumberFormat, appendTo, 0, count - 3, maxIntCount); - } - } - break; - - // for "ee" or "e", use local numeric day-of-the-week - // for "EEEEEE" or "eeeeee", write out the short day-of-the-week name - // for "EEEEE" or "eeeee", write out the narrow day-of-the-week name - // for "EEEE" or "eeee", write out the wide day-of-the-week name - // for "EEE" or "EE" or "E" or "eee", write out the abbreviated day-of-the-week name - case UDAT_DOW_LOCAL_FIELD: - if ( count < 3 ) { - zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount); - break; - } - // fall through to EEEEE-EEE handling, but for that we don't want local day-of-week, - // we want standard day-of-week, so first fix value to work for EEEEE-EEE. - value = cal.get(UCAL_DAY_OF_WEEK, status); - if (U_FAILURE(status)) { - return; - } - // fall through, do not break here - U_FALLTHROUGH; - case UDAT_DAY_OF_WEEK_FIELD: - if (count == 5) { - _appendSymbol(appendTo, value, fSymbols->fNarrowWeekdays, - fSymbols->fNarrowWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayNarrow; - } else if (count == 4) { - _appendSymbol(appendTo, value, fSymbols->fWeekdays, - fSymbols->fWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayFormat; - } else if (count == 6) { - _appendSymbol(appendTo, value, fSymbols->fShorterWeekdays, - fSymbols->fShorterWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayFormat; - } else { - _appendSymbol(appendTo, value, fSymbols->fShortWeekdays, - fSymbols->fShortWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayFormat; - } - break; - - // for "ccc", write out the abbreviated day-of-the-week name - // for "cccc", write out the wide day-of-the-week name - // for "ccccc", use the narrow day-of-the-week name - // for "ccccc", use the short day-of-the-week name - case UDAT_STANDALONE_DAY_FIELD: - if ( count < 3 ) { - zeroPaddingNumber(currentNumberFormat,appendTo, value, 1, maxIntCount); - break; - } - // fall through to alpha DOW handling, but for that we don't want local day-of-week, - // we want standard day-of-week, so first fix value. - value = cal.get(UCAL_DAY_OF_WEEK, status); - if (U_FAILURE(status)) { - return; - } - if (count == 5) { - _appendSymbol(appendTo, value, fSymbols->fStandaloneNarrowWeekdays, - fSymbols->fStandaloneNarrowWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayNarrow; - } else if (count == 4) { - _appendSymbol(appendTo, value, fSymbols->fStandaloneWeekdays, - fSymbols->fStandaloneWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayStandalone; - } else if (count == 6) { - _appendSymbol(appendTo, value, fSymbols->fStandaloneShorterWeekdays, - fSymbols->fStandaloneShorterWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayStandalone; - } else { // count == 3 - _appendSymbol(appendTo, value, fSymbols->fStandaloneShortWeekdays, - fSymbols->fStandaloneShortWeekdaysCount); - capContextUsageType = DateFormatSymbols::kCapContextUsageDayStandalone; - } - break; - - // for "a" symbol, write out the whole AM/PM string - case UDAT_AM_PM_FIELD: - if (count < 5) { - _appendSymbol(appendTo, value, fSymbols->fAmPms, - fSymbols->fAmPmsCount); - } else { - _appendSymbol(appendTo, value, fSymbols->fNarrowAmPms, - fSymbols->fNarrowAmPmsCount); - } - break; - - // if we see pattern character for UDAT_TIME_SEPARATOR_FIELD (none currently defined), - // write out the time separator string. Leave support in for future definition. - case UDAT_TIME_SEPARATOR_FIELD: - { - UnicodeString separator; - appendTo += fSymbols->getTimeSeparatorString(separator); - } - break; - - // for "h" and "hh", write out the hour, adjusting noon and midnight to show up - // as "12" - case UDAT_HOUR1_FIELD: - if (value == 0) - zeroPaddingNumber(currentNumberFormat,appendTo, cal.getLeastMaximum(UCAL_HOUR) + 1, count, maxIntCount); - else - zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount); - break; - - case UDAT_TIMEZONE_FIELD: // 'z' - case UDAT_TIMEZONE_RFC_FIELD: // 'Z' - case UDAT_TIMEZONE_GENERIC_FIELD: // 'v' - case UDAT_TIMEZONE_SPECIAL_FIELD: // 'V' - case UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD: // 'O' - case UDAT_TIMEZONE_ISO_FIELD: // 'X' - case UDAT_TIMEZONE_ISO_LOCAL_FIELD: // 'x' - { - UChar zsbuf[ZONE_NAME_U16_MAX]; - UnicodeString zoneString(zsbuf, 0, UPRV_LENGTHOF(zsbuf)); - const TimeZone& tz = cal.getTimeZone(); - UDate date = cal.getTime(status); - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - if (patternCharIndex == UDAT_TIMEZONE_FIELD) { - if (count < 4) { - // "z", "zz", "zzz" - tzfmt->format(UTZFMT_STYLE_SPECIFIC_SHORT, tz, date, zoneString); - capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneShort; - } else { - // "zzzz" or longer - tzfmt->format(UTZFMT_STYLE_SPECIFIC_LONG, tz, date, zoneString); - capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneLong; - } - } - else if (patternCharIndex == UDAT_TIMEZONE_RFC_FIELD) { - if (count < 4) { - // "Z" - tzfmt->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL, tz, date, zoneString); - } else if (count == 5) { - // "ZZZZZ" - tzfmt->format(UTZFMT_STYLE_ISO_EXTENDED_FULL, tz, date, zoneString); - } else { - // "ZZ", "ZZZ", "ZZZZ" - tzfmt->format(UTZFMT_STYLE_LOCALIZED_GMT, tz, date, zoneString); - } - } - else if (patternCharIndex == UDAT_TIMEZONE_GENERIC_FIELD) { - if (count == 1) { - // "v" - tzfmt->format(UTZFMT_STYLE_GENERIC_SHORT, tz, date, zoneString); - capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneShort; - } else if (count == 4) { - // "vvvv" - tzfmt->format(UTZFMT_STYLE_GENERIC_LONG, tz, date, zoneString); - capContextUsageType = DateFormatSymbols::kCapContextUsageMetazoneLong; - } - } - else if (patternCharIndex == UDAT_TIMEZONE_SPECIAL_FIELD) { - if (count == 1) { - // "V" - tzfmt->format(UTZFMT_STYLE_ZONE_ID_SHORT, tz, date, zoneString); - } else if (count == 2) { - // "VV" - tzfmt->format(UTZFMT_STYLE_ZONE_ID, tz, date, zoneString); - } else if (count == 3) { - // "VVV" - tzfmt->format(UTZFMT_STYLE_EXEMPLAR_LOCATION, tz, date, zoneString); - } else if (count == 4) { - // "VVVV" - tzfmt->format(UTZFMT_STYLE_GENERIC_LOCATION, tz, date, zoneString); - capContextUsageType = DateFormatSymbols::kCapContextUsageZoneLong; - } - } - else if (patternCharIndex == UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD) { - if (count == 1) { - // "O" - tzfmt->format(UTZFMT_STYLE_LOCALIZED_GMT_SHORT, tz, date, zoneString); - } else if (count == 4) { - // "OOOO" - tzfmt->format(UTZFMT_STYLE_LOCALIZED_GMT, tz, date, zoneString); - } - } - else if (patternCharIndex == UDAT_TIMEZONE_ISO_FIELD) { - if (count == 1) { - // "X" - tzfmt->format(UTZFMT_STYLE_ISO_BASIC_SHORT, tz, date, zoneString); - } else if (count == 2) { - // "XX" - tzfmt->format(UTZFMT_STYLE_ISO_BASIC_FIXED, tz, date, zoneString); - } else if (count == 3) { - // "XXX" - tzfmt->format(UTZFMT_STYLE_ISO_EXTENDED_FIXED, tz, date, zoneString); - } else if (count == 4) { - // "XXXX" - tzfmt->format(UTZFMT_STYLE_ISO_BASIC_FULL, tz, date, zoneString); - } else if (count == 5) { - // "XXXXX" - tzfmt->format(UTZFMT_STYLE_ISO_EXTENDED_FULL, tz, date, zoneString); - } - } - else if (patternCharIndex == UDAT_TIMEZONE_ISO_LOCAL_FIELD) { - if (count == 1) { - // "x" - tzfmt->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_SHORT, tz, date, zoneString); - } else if (count == 2) { - // "xx" - tzfmt->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_FIXED, tz, date, zoneString); - } else if (count == 3) { - // "xxx" - tzfmt->format(UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FIXED, tz, date, zoneString); - } else if (count == 4) { - // "xxxx" - tzfmt->format(UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL, tz, date, zoneString); - } else if (count == 5) { - // "xxxxx" - tzfmt->format(UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FULL, tz, date, zoneString); - } - } - else { - U_ASSERT(FALSE); - } - } - appendTo += zoneString; - } - break; - - case UDAT_QUARTER_FIELD: - if (count >= 4) - _appendSymbol(appendTo, value/3, fSymbols->fQuarters, - fSymbols->fQuartersCount); - else if (count == 3) - _appendSymbol(appendTo, value/3, fSymbols->fShortQuarters, - fSymbols->fShortQuartersCount); - else - zeroPaddingNumber(currentNumberFormat,appendTo, (value/3) + 1, count, maxIntCount); - break; - - case UDAT_STANDALONE_QUARTER_FIELD: - if (count >= 4) - _appendSymbol(appendTo, value/3, fSymbols->fStandaloneQuarters, - fSymbols->fStandaloneQuartersCount); - else if (count == 3) - _appendSymbol(appendTo, value/3, fSymbols->fStandaloneShortQuarters, - fSymbols->fStandaloneShortQuartersCount); - else - zeroPaddingNumber(currentNumberFormat,appendTo, (value/3) + 1, count, maxIntCount); - break; - - case UDAT_AM_PM_MIDNIGHT_NOON_FIELD: - { - const UnicodeString *toAppend = NULL; - int32_t hour = cal.get(UCAL_HOUR_OF_DAY, status); - - // Note: "midnight" can be ambiguous as to whether it refers to beginning of day or end of day. - // For ICU 57 output of "midnight" is temporarily suppressed. - - // For "midnight" and "noon": - // Time, as displayed, must be exactly noon or midnight. - // This means minutes and seconds, if present, must be zero. - if ((/*hour == 0 ||*/ hour == 12) && - (!fHasMinute || cal.get(UCAL_MINUTE, status) == 0) && - (!fHasSecond || cal.get(UCAL_SECOND, status) == 0)) { - // Stealing am/pm value to use as our array index. - // It works out: am/midnight are both 0, pm/noon are both 1, - // 12 am is 12 midnight, and 12 pm is 12 noon. - int32_t val = cal.get(UCAL_AM_PM, status); - - if (count <= 3) { - toAppend = &fSymbols->fAbbreviatedDayPeriods[val]; - } else if (count == 4 || count > 5) { - toAppend = &fSymbols->fWideDayPeriods[val]; - } else { // count == 5 - toAppend = &fSymbols->fNarrowDayPeriods[val]; - } - } - - // toAppend is NULL if time isn't exactly midnight or noon (as displayed). - // toAppend is bogus if time is midnight or noon, but no localized string exists. - // In either case, fall back to am/pm. - if (toAppend == NULL || toAppend->isBogus()) { - // Reformat with identical arguments except ch, now changed to 'a'. - subFormat(appendTo, 0x61, count, capitalizationContext, fieldNum, - handler, cal, status); - } else { - appendTo += *toAppend; - } - - break; - } - - case UDAT_FLEXIBLE_DAY_PERIOD_FIELD: - { - // TODO: Maybe fetch the DayperiodRules during initialization (instead of at the first - // loading of an instance) if a relevant pattern character (b or B) is used. - const DayPeriodRules *ruleSet = DayPeriodRules::getInstance(this->getSmpFmtLocale(), status); - if (U_FAILURE(status)) { - // Data doesn't conform to spec, therefore loading failed. - break; - } - if (ruleSet == NULL) { - // Data doesn't exist for the locale we're looking for. - // Falling back to am/pm. - subFormat(appendTo, 0x61, count, capitalizationContext, fieldNum, - handler, cal, status); - break; - } - - // Get current display time. - int32_t hour = cal.get(UCAL_HOUR_OF_DAY, status); - int32_t minute = 0; - if (fHasMinute) { - minute = cal.get(UCAL_MINUTE, status); - } - int32_t second = 0; - if (fHasSecond) { - second = cal.get(UCAL_SECOND, status); - } - - // Determine day period. - DayPeriodRules::DayPeriod periodType; - if (hour == 0 && minute == 0 && second == 0 && ruleSet->hasMidnight()) { - periodType = DayPeriodRules::DAYPERIOD_MIDNIGHT; - } else if (hour == 12 && minute == 0 && second == 0 && ruleSet->hasNoon()) { - periodType = DayPeriodRules::DAYPERIOD_NOON; - } else { - periodType = ruleSet->getDayPeriodForHour(hour); - } - - // Rule set exists, therefore periodType can't be UNKNOWN. - // Get localized string. - U_ASSERT(periodType != DayPeriodRules::DAYPERIOD_UNKNOWN); - UnicodeString *toAppend = NULL; - int32_t index; - - // Note: "midnight" can be ambiguous as to whether it refers to beginning of day or end of day. - // For ICU 57 output of "midnight" is temporarily suppressed. - - if (periodType != DayPeriodRules::DAYPERIOD_AM && - periodType != DayPeriodRules::DAYPERIOD_PM && - periodType != DayPeriodRules::DAYPERIOD_MIDNIGHT) { - index = (int32_t)periodType; - if (count <= 3) { - toAppend = &fSymbols->fAbbreviatedDayPeriods[index]; // i.e. short - } else if (count == 4 || count > 5) { - toAppend = &fSymbols->fWideDayPeriods[index]; - } else { // count == 5 - toAppend = &fSymbols->fNarrowDayPeriods[index]; - } - } - - // Fallback schedule: - // Midnight/Noon -> General Periods -> AM/PM. - - // Midnight/Noon -> General Periods. - if ((toAppend == NULL || toAppend->isBogus()) && - (periodType == DayPeriodRules::DAYPERIOD_MIDNIGHT || - periodType == DayPeriodRules::DAYPERIOD_NOON)) { - periodType = ruleSet->getDayPeriodForHour(hour); - index = (int32_t)periodType; - - if (count <= 3) { - toAppend = &fSymbols->fAbbreviatedDayPeriods[index]; // i.e. short - } else if (count == 4 || count > 5) { - toAppend = &fSymbols->fWideDayPeriods[index]; - } else { // count == 5 - toAppend = &fSymbols->fNarrowDayPeriods[index]; - } - } - - // General Periods -> AM/PM. - if (periodType == DayPeriodRules::DAYPERIOD_AM || - periodType == DayPeriodRules::DAYPERIOD_PM || - toAppend->isBogus()) { - subFormat(appendTo, 0x61, count, capitalizationContext, fieldNum, - handler, cal, status); - } - else { - appendTo += *toAppend; - } - - break; - } - - // all of the other pattern symbols can be formatted as simple numbers with - // appropriate zero padding - default: - zeroPaddingNumber(currentNumberFormat,appendTo, value, count, maxIntCount); - break; - } -#if !UCONFIG_NO_BREAK_ITERATION - // if first field, check to see whether we need to and are able to titlecase it - if (fieldNum == 0 && u_islower(appendTo.char32At(beginOffset)) && fCapitalizationBrkIter != NULL) { - UBool titlecase = FALSE; - switch (capitalizationContext) { - case UDISPCTX_CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE: - titlecase = TRUE; - break; - case UDISPCTX_CAPITALIZATION_FOR_UI_LIST_OR_MENU: - titlecase = fSymbols->fCapitalization[capContextUsageType][0]; - break; - case UDISPCTX_CAPITALIZATION_FOR_STANDALONE: - titlecase = fSymbols->fCapitalization[capContextUsageType][1]; - break; - default: - // titlecase = FALSE; - break; - } - if (titlecase) { - UnicodeString firstField(appendTo, beginOffset); - firstField.toTitle(fCapitalizationBrkIter, fLocale, U_TITLECASE_NO_LOWERCASE | U_TITLECASE_NO_BREAK_ADJUSTMENT); - appendTo.replaceBetween(beginOffset, appendTo.length(), firstField); - } - } -#endif - - handler.addAttribute(fgPatternIndexToDateFormatField[patternCharIndex], beginOffset, appendTo.length()); -} - -//---------------------------------------------------------------------- - -void SimpleDateFormat::adoptNumberFormat(NumberFormat *formatToAdopt) { - fixNumberFormatForDates(*formatToAdopt); - delete fNumberFormat; - fNumberFormat = formatToAdopt; - - // We successfully set the default number format. Now delete the overrides - // (can't fail). - if (fSharedNumberFormatters) { - freeSharedNumberFormatters(fSharedNumberFormatters); - fSharedNumberFormatters = NULL; - } - - // Also re-compute the fast formatters. - UErrorCode localStatus = U_ZERO_ERROR; - freeFastNumberFormatters(); - initFastNumberFormatters(localStatus); -} - -void SimpleDateFormat::adoptNumberFormat(const UnicodeString& fields, NumberFormat *formatToAdopt, UErrorCode &status){ - fixNumberFormatForDates(*formatToAdopt); - LocalPointer<NumberFormat> fmt(formatToAdopt); - if (U_FAILURE(status)) { - return; - } - - // We must ensure fSharedNumberFormatters is allocated. - if (fSharedNumberFormatters == NULL) { - fSharedNumberFormatters = allocSharedNumberFormatters(); - if (fSharedNumberFormatters == NULL) { - status = U_MEMORY_ALLOCATION_ERROR; - return; - } - } - const SharedNumberFormat *newFormat = createSharedNumberFormat(fmt.orphan()); - if (newFormat == NULL) { - status = U_MEMORY_ALLOCATION_ERROR; - return; - } - for (int i=0; i<fields.length(); i++) { - UChar field = fields.charAt(i); - // if the pattern character is unrecognized, signal an error and bail out - UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(field); - if (patternCharIndex == UDAT_FIELD_COUNT) { - status = U_INVALID_FORMAT_ERROR; - newFormat->deleteIfZeroRefCount(); - return; - } - - // Set the number formatter in the table - SharedObject::copyPtr( - newFormat, fSharedNumberFormatters[patternCharIndex]); - } - newFormat->deleteIfZeroRefCount(); -} - -const NumberFormat * -SimpleDateFormat::getNumberFormatForField(UChar field) const { - UDateFormatField index = DateFormatSymbols::getPatternCharIndex(field); - if (index == UDAT_FIELD_COUNT) { - return NULL; - } - return getNumberFormatByIndex(index); -} - -//---------------------------------------------------------------------- -void -SimpleDateFormat::zeroPaddingNumber( - const NumberFormat *currentNumberFormat, - UnicodeString &appendTo, - int32_t value, int32_t minDigits, int32_t maxDigits) const -{ - const number::LocalizedNumberFormatter* fastFormatter = nullptr; - // NOTE: This uses the heuristic that these five min/max int settings account for the vast majority - // of SimpleDateFormat number formatting cases at the time of writing (ICU 62). - if (currentNumberFormat == fNumberFormat) { - if (maxDigits == 10) { - if (minDigits == 1) { - fastFormatter = fFastNumberFormatters[SMPDTFMT_NF_1x10]; - } else if (minDigits == 2) { - fastFormatter = fFastNumberFormatters[SMPDTFMT_NF_2x10]; - } else if (minDigits == 3) { - fastFormatter = fFastNumberFormatters[SMPDTFMT_NF_3x10]; - } else if (minDigits == 4) { - fastFormatter = fFastNumberFormatters[SMPDTFMT_NF_4x10]; - } - } else if (maxDigits == 2) { - if (minDigits == 2) { - fastFormatter = fFastNumberFormatters[SMPDTFMT_NF_2x2]; - } - } - } - if (fastFormatter != nullptr) { - // Can use fast path - number::impl::UFormattedNumberData result; - result.quantity.setToInt(value); - UErrorCode localStatus = U_ZERO_ERROR; - fastFormatter->formatImpl(&result, localStatus); - if (U_FAILURE(localStatus)) { - return; - } - appendTo.append(result.string.toTempUnicodeString()); - return; - } - - // Check for RBNF (no clone necessary) - auto* rbnf = dynamic_cast<const RuleBasedNumberFormat*>(currentNumberFormat); - if (rbnf != nullptr) { - FieldPosition pos(FieldPosition::DONT_CARE); - rbnf->format(value, appendTo, pos); // 3rd arg is there to speed up processing - return; - } - - // Fall back to slow path (clone and mutate the NumberFormat) - if (currentNumberFormat != nullptr) { - FieldPosition pos(FieldPosition::DONT_CARE); - LocalPointer<NumberFormat> nf(dynamic_cast<NumberFormat*>(currentNumberFormat->clone())); - nf->setMinimumIntegerDigits(minDigits); - nf->setMaximumIntegerDigits(maxDigits); - nf->format(value, appendTo, pos); // 3rd arg is there to speed up processing - } -} - -//---------------------------------------------------------------------- - -/** - * Return true if the given format character, occuring count - * times, represents a numeric field. - */ -UBool SimpleDateFormat::isNumeric(UChar formatChar, int32_t count) { - return DateFormatSymbols::isNumericPatternChar(formatChar, count); -} - -UBool -SimpleDateFormat::isAtNumericField(const UnicodeString &pattern, int32_t patternOffset) { - if (patternOffset >= pattern.length()) { - // not at any field - return FALSE; - } - UChar ch = pattern.charAt(patternOffset); - UDateFormatField f = DateFormatSymbols::getPatternCharIndex(ch); - if (f == UDAT_FIELD_COUNT) { - // not at any field - return FALSE; - } - int32_t i = patternOffset; - while (pattern.charAt(++i) == ch) {} - return DateFormatSymbols::isNumericField(f, i - patternOffset); -} - -UBool -SimpleDateFormat::isAfterNonNumericField(const UnicodeString &pattern, int32_t patternOffset) { - if (patternOffset <= 0) { - // not after any field - return FALSE; - } - UChar ch = pattern.charAt(--patternOffset); - UDateFormatField f = DateFormatSymbols::getPatternCharIndex(ch); - if (f == UDAT_FIELD_COUNT) { - // not after any field - return FALSE; - } - int32_t i = patternOffset; - while (pattern.charAt(--i) == ch) {} - return !DateFormatSymbols::isNumericField(f, patternOffset - i); -} - -void -SimpleDateFormat::parse(const UnicodeString& text, Calendar& cal, ParsePosition& parsePos) const -{ - UErrorCode status = U_ZERO_ERROR; - int32_t pos = parsePos.getIndex(); - if(parsePos.getIndex() < 0) { - parsePos.setErrorIndex(0); - return; - } - int32_t start = pos; - - // Hold the day period until everything else is parsed, because we need - // the hour to interpret time correctly. - int32_t dayPeriodInt = -1; - - UBool ambiguousYear[] = { FALSE }; - int32_t saveHebrewMonth = -1; - int32_t count = 0; - UTimeZoneFormatTimeType tzTimeType = UTZFMT_TIME_TYPE_UNKNOWN; - - // For parsing abutting numeric fields. 'abutPat' is the - // offset into 'pattern' of the first of 2 or more abutting - // numeric fields. 'abutStart' is the offset into 'text' - // where parsing the fields begins. 'abutPass' starts off as 0 - // and increments each time we try to parse the fields. - int32_t abutPat = -1; // If >=0, we are in a run of abutting numeric fields - int32_t abutStart = 0; - int32_t abutPass = 0; - UBool inQuote = FALSE; - - MessageFormat * numericLeapMonthFormatter = NULL; - - Calendar* calClone = NULL; - Calendar *workCal = &cal; - if (&cal != fCalendar && uprv_strcmp(cal.getType(), fCalendar->getType()) != 0) { - // Different calendar type - // We use the time/zone from the input calendar, but - // do not use the input calendar for field calculation. - calClone = fCalendar->clone(); - if (calClone != NULL) { - calClone->setTime(cal.getTime(status),status); - if (U_FAILURE(status)) { - goto ExitParse; - } - calClone->setTimeZone(cal.getTimeZone()); - workCal = calClone; - } else { - status = U_MEMORY_ALLOCATION_ERROR; - goto ExitParse; - } - } - - if (fSymbols->fLeapMonthPatterns != NULL && fSymbols->fLeapMonthPatternsCount >= DateFormatSymbols::kMonthPatternsCount) { - numericLeapMonthFormatter = new MessageFormat(fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternNumeric], fLocale, status); - if (numericLeapMonthFormatter == NULL) { - status = U_MEMORY_ALLOCATION_ERROR; - goto ExitParse; - } else if (U_FAILURE(status)) { - goto ExitParse; // this will delete numericLeapMonthFormatter - } - } - - for (int32_t i=0; i<fPattern.length(); ++i) { - UChar ch = fPattern.charAt(i); - - // Handle alphabetic field characters. - if (!inQuote && isSyntaxChar(ch)) { - int32_t fieldPat = i; - - // Count the length of this field specifier - count = 1; - while ((i+1)<fPattern.length() && - fPattern.charAt(i+1) == ch) { - ++count; - ++i; - } - - if (isNumeric(ch, count)) { - if (abutPat < 0) { - // Determine if there is an abutting numeric field. - // Record the start of a set of abutting numeric fields. - if (isAtNumericField(fPattern, i + 1)) { - abutPat = fieldPat; - abutStart = pos; - abutPass = 0; - } - } - } else { - abutPat = -1; // End of any abutting fields - } - - // Handle fields within a run of abutting numeric fields. Take - // the pattern "HHmmss" as an example. We will try to parse - // 2/2/2 characters of the input text, then if that fails, - // 1/2/2. We only adjust the width of the leftmost field; the - // others remain fixed. This allows "123456" => 12:34:56, but - // "12345" => 1:23:45. Likewise, for the pattern "yyyyMMdd" we - // try 4/2/2, 3/2/2, 2/2/2, and finally 1/2/2. - if (abutPat >= 0) { - // If we are at the start of a run of abutting fields, then - // shorten this field in each pass. If we can't shorten - // this field any more, then the parse of this set of - // abutting numeric fields has failed. - if (fieldPat == abutPat) { - count -= abutPass++; - if (count == 0) { - status = U_PARSE_ERROR; - goto ExitParse; - } - } - - pos = subParse(text, pos, ch, count, - TRUE, FALSE, ambiguousYear, saveHebrewMonth, *workCal, i, numericLeapMonthFormatter, &tzTimeType); - - // If the parse fails anywhere in the run, back up to the - // start of the run and retry. - if (pos < 0) { - i = abutPat - 1; - pos = abutStart; - continue; - } - } - - // Handle non-numeric fields and non-abutting numeric - // fields. - else if (ch != 0x6C) { // pattern char 'l' (SMALL LETTER L) just gets ignored - int32_t s = subParse(text, pos, ch, count, - FALSE, TRUE, ambiguousYear, saveHebrewMonth, *workCal, i, numericLeapMonthFormatter, &tzTimeType, &dayPeriodInt); - - if (s == -pos-1) { - // era not present, in special cases allow this to continue - // from the position where the era was expected - s = pos; - - if (i+1 < fPattern.length()) { - // move to next pattern character - UChar c = fPattern.charAt(i+1); - - // check for whitespace - if (PatternProps::isWhiteSpace(c)) { - i++; - // Advance over run in pattern - while ((i+1)<fPattern.length() && - PatternProps::isWhiteSpace(fPattern.charAt(i+1))) { - ++i; - } - } - } - } - else if (s <= 0) { - status = U_PARSE_ERROR; - goto ExitParse; - } - pos = s; - } - } - - // Handle literal pattern characters. These are any - // quoted characters and non-alphabetic unquoted - // characters. - else { - - abutPat = -1; // End of any abutting fields - - if (! matchLiterals(fPattern, i, text, pos, getBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, status), getBooleanAttribute(UDAT_PARSE_PARTIAL_LITERAL_MATCH, status), isLenient())) { - status = U_PARSE_ERROR; - goto ExitParse; - } - } - } - - // Special hack for trailing "." after non-numeric field. - if (text.charAt(pos) == 0x2e && getBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, status)) { - // only do if the last field is not numeric - if (isAfterNonNumericField(fPattern, fPattern.length())) { - pos++; // skip the extra "." - } - } - - // If dayPeriod is set, use it in conjunction with hour-of-day to determine am/pm. - if (dayPeriodInt >= 0) { - DayPeriodRules::DayPeriod dayPeriod = (DayPeriodRules::DayPeriod)dayPeriodInt; - const DayPeriodRules *ruleSet = DayPeriodRules::getInstance(this->getSmpFmtLocale(), status); - - if (!cal.isSet(UCAL_HOUR) && !cal.isSet(UCAL_HOUR_OF_DAY)) { - // If hour is not set, set time to the midpoint of current day period, overwriting - // minutes if it's set. - double midPoint = ruleSet->getMidPointForDayPeriod(dayPeriod, status); - - // If we can't get midPoint we do nothing. - if (U_SUCCESS(status)) { - // Truncate midPoint toward zero to get the hour. - // Any leftover means it was a half-hour. - int32_t midPointHour = (int32_t) midPoint; - int32_t midPointMinute = (midPoint - midPointHour) > 0 ? 30 : 0; - - // No need to set am/pm because hour-of-day is set last therefore takes precedence. - cal.set(UCAL_HOUR_OF_DAY, midPointHour); - cal.set(UCAL_MINUTE, midPointMinute); - } - } else { - int hourOfDay; - - if (cal.isSet(UCAL_HOUR_OF_DAY)) { // Hour is parsed in 24-hour format. - hourOfDay = cal.get(UCAL_HOUR_OF_DAY, status); - } else { // Hour is parsed in 12-hour format. - hourOfDay = cal.get(UCAL_HOUR, status); - // cal.get() turns 12 to 0 for 12-hour time; change 0 to 12 - // so 0 unambiguously means a 24-hour time from above. - if (hourOfDay == 0) { hourOfDay = 12; } - } - U_ASSERT(0 <= hourOfDay && hourOfDay <= 23); - - - // If hour-of-day is 0 or 13 thru 23 then input time in unambiguously in 24-hour format. - if (hourOfDay == 0 || (13 <= hourOfDay && hourOfDay <= 23)) { - // Make hour-of-day take precedence over (hour + am/pm) by setting it again. - cal.set(UCAL_HOUR_OF_DAY, hourOfDay); - } else { - // We have a 12-hour time and need to choose between am and pm. - // Behave as if dayPeriod spanned 6 hours each way from its center point. - // This will parse correctly for consistent time + period (e.g. 10 at night) as - // well as provide a reasonable recovery for inconsistent time + period (e.g. - // 9 in the afternoon). - - // Assume current time is in the AM. - // - Change 12 back to 0 for easier handling of 12am. - // - Append minutes as fractional hours because e.g. 8:15 and 8:45 could be parsed - // into different half-days if center of dayPeriod is at 14:30. - // - cal.get(MINUTE) will return 0 if MINUTE is unset, which works. - if (hourOfDay == 12) { hourOfDay = 0; } - double currentHour = hourOfDay + (cal.get(UCAL_MINUTE, status)) / 60.0; - double midPointHour = ruleSet->getMidPointForDayPeriod(dayPeriod, status); - - if (U_SUCCESS(status)) { - double hoursAheadMidPoint = currentHour - midPointHour; - - // Assume current time is in the AM. - if (-6 <= hoursAheadMidPoint && hoursAheadMidPoint < 6) { - // Assumption holds; set time as such. - cal.set(UCAL_AM_PM, 0); - } else { - cal.set(UCAL_AM_PM, 1); - } - } - } - } - } - - // At this point the fields of Calendar have been set. Calendar - // will fill in default values for missing fields when the time - // is computed. - - parsePos.setIndex(pos); - - // This part is a problem: When we call parsedDate.after, we compute the time. - // Take the date April 3 2004 at 2:30 am. When this is first set up, the year - // will be wrong if we're parsing a 2-digit year pattern. It will be 1904. - // April 3 1904 is a Sunday (unlike 2004) so it is the DST onset day. 2:30 am - // is therefore an "impossible" time, since the time goes from 1:59 to 3:00 am - // on that day. It is therefore parsed out to fields as 3:30 am. Then we - // add 100 years, and get April 3 2004 at 3:30 am. Note that April 3 2004 is - // a Saturday, so it can have a 2:30 am -- and it should. [LIU] - /* - UDate parsedDate = calendar.getTime(); - if( ambiguousYear[0] && !parsedDate.after(fDefaultCenturyStart) ) { - calendar.add(Calendar.YEAR, 100); - parsedDate = calendar.getTime(); - } - */ - // Because of the above condition, save off the fields in case we need to readjust. - // The procedure we use here is not particularly efficient, but there is no other - // way to do this given the API restrictions present in Calendar. We minimize - // inefficiency by only performing this computation when it might apply, that is, - // when the two-digit year is equal to the start year, and thus might fall at the - // front or the back of the default century. This only works because we adjust - // the year correctly to start with in other cases -- see subParse(). - if (ambiguousYear[0] || tzTimeType != UTZFMT_TIME_TYPE_UNKNOWN) // If this is true then the two-digit year == the default start year - { - // We need a copy of the fields, and we need to avoid triggering a call to - // complete(), which will recalculate the fields. Since we can't access - // the fields[] array in Calendar, we clone the entire object. This will - // stop working if Calendar.clone() is ever rewritten to call complete(). - Calendar *copy; - if (ambiguousYear[0]) { - copy = cal.clone(); - // Check for failed cloning. - if (copy == NULL) { - status = U_MEMORY_ALLOCATION_ERROR; - goto ExitParse; - } - UDate parsedDate = copy->getTime(status); - // {sfb} check internalGetDefaultCenturyStart - if (fHaveDefaultCentury && (parsedDate < fDefaultCenturyStart)) { - // We can't use add here because that does a complete() first. - cal.set(UCAL_YEAR, fDefaultCenturyStartYear + 100); - } - delete copy; - } - - if (tzTimeType != UTZFMT_TIME_TYPE_UNKNOWN) { - copy = cal.clone(); - // Check for failed cloning. - if (copy == NULL) { - status = U_MEMORY_ALLOCATION_ERROR; - goto ExitParse; - } - const TimeZone & tz = cal.getTimeZone(); - BasicTimeZone *btz = NULL; - - if (dynamic_cast<const OlsonTimeZone *>(&tz) != NULL - || dynamic_cast<const SimpleTimeZone *>(&tz) != NULL - || dynamic_cast<const RuleBasedTimeZone *>(&tz) != NULL - || dynamic_cast<const VTimeZone *>(&tz) != NULL) { - btz = (BasicTimeZone*)&tz; - } - - // Get local millis - copy->set(UCAL_ZONE_OFFSET, 0); - copy->set(UCAL_DST_OFFSET, 0); - UDate localMillis = copy->getTime(status); - - // Make sure parsed time zone type (Standard or Daylight) - // matches the rule used by the parsed time zone. - int32_t raw, dst; - if (btz != NULL) { - if (tzTimeType == UTZFMT_TIME_TYPE_STANDARD) { - btz->getOffsetFromLocal(localMillis, - BasicTimeZone::kStandard, BasicTimeZone::kStandard, raw, dst, status); - } else { - btz->getOffsetFromLocal(localMillis, - BasicTimeZone::kDaylight, BasicTimeZone::kDaylight, raw, dst, status); - } - } else { - // No good way to resolve ambiguous time at transition, - // but following code work in most case. - tz.getOffset(localMillis, TRUE, raw, dst, status); - } - - // Now, compare the results with parsed type, either standard or daylight saving time - int32_t resolvedSavings = dst; - if (tzTimeType == UTZFMT_TIME_TYPE_STANDARD) { - if (dst != 0) { - // Override DST_OFFSET = 0 in the result calendar - resolvedSavings = 0; - } - } else { // tztype == TZTYPE_DST - if (dst == 0) { - if (btz != NULL) { - UDate time = localMillis + raw; - // We use the nearest daylight saving time rule. - TimeZoneTransition beforeTrs, afterTrs; - UDate beforeT = time, afterT = time; - int32_t beforeSav = 0, afterSav = 0; - UBool beforeTrsAvail, afterTrsAvail; - - // Search for DST rule before or on the time - while (TRUE) { - beforeTrsAvail = btz->getPreviousTransition(beforeT, TRUE, beforeTrs); - if (!beforeTrsAvail) { - break; - } - beforeT = beforeTrs.getTime() - 1; - beforeSav = beforeTrs.getFrom()->getDSTSavings(); - if (beforeSav != 0) { - break; - } - } - - // Search for DST rule after the time - while (TRUE) { - afterTrsAvail = btz->getNextTransition(afterT, FALSE, afterTrs); - if (!afterTrsAvail) { - break; - } - afterT = afterTrs.getTime(); - afterSav = afterTrs.getTo()->getDSTSavings(); - if (afterSav != 0) { - break; - } - } - - if (beforeTrsAvail && afterTrsAvail) { - if (time - beforeT > afterT - time) { - resolvedSavings = afterSav; - } else { - resolvedSavings = beforeSav; - } - } else if (beforeTrsAvail && beforeSav != 0) { - resolvedSavings = beforeSav; - } else if (afterTrsAvail && afterSav != 0) { - resolvedSavings = afterSav; - } else { - resolvedSavings = btz->getDSTSavings(); - } - } else { - resolvedSavings = tz.getDSTSavings(); - } - if (resolvedSavings == 0) { - // final fallback - resolvedSavings = U_MILLIS_PER_HOUR; - } - } - } - cal.set(UCAL_ZONE_OFFSET, raw); - cal.set(UCAL_DST_OFFSET, resolvedSavings); - delete copy; - } - } -ExitParse: - // Set the parsed result if local calendar is used - // instead of the input calendar - if (U_SUCCESS(status) && workCal != &cal) { - cal.setTimeZone(workCal->getTimeZone()); - cal.setTime(workCal->getTime(status), status); - } - - if (numericLeapMonthFormatter != NULL) { - delete numericLeapMonthFormatter; - } - if (calClone != NULL) { - delete calClone; - } - - // If any Calendar calls failed, we pretend that we - // couldn't parse the string, when in reality this isn't quite accurate-- - // we did parse it; the Calendar calls just failed. - if (U_FAILURE(status)) { - parsePos.setErrorIndex(pos); - parsePos.setIndex(start); - } -} - -//---------------------------------------------------------------------- - -static int32_t -matchStringWithOptionalDot(const UnicodeString &text, - int32_t index, - const UnicodeString &data); - -int32_t SimpleDateFormat::matchQuarterString(const UnicodeString& text, - int32_t start, - UCalendarDateFields field, - const UnicodeString* data, - int32_t dataCount, - Calendar& cal) const -{ - int32_t i = 0; - int32_t count = dataCount; - - // There may be multiple strings in the data[] array which begin with - // the same prefix (e.g., Cerven and Cervenec (June and July) in Czech). - // We keep track of the longest match, and return that. Note that this - // unfortunately requires us to test all array elements. - int32_t bestMatchLength = 0, bestMatch = -1; - UnicodeString bestMatchName; - - for (; i < count; ++i) { - int32_t matchLength = 0; - if ((matchLength = matchStringWithOptionalDot(text, start, data[i])) > bestMatchLength) { - bestMatchLength = matchLength; - bestMatch = i; - } - } - - if (bestMatch >= 0) { - cal.set(field, bestMatch * 3); - return start + bestMatchLength; - } - - return -start; -} - -int32_t SimpleDateFormat::matchDayPeriodStrings(const UnicodeString& text, int32_t start, - const UnicodeString* data, int32_t dataCount, - int32_t &dayPeriod) const -{ - - int32_t bestMatchLength = 0, bestMatch = -1; - - for (int32_t i = 0; i < dataCount; ++i) { - int32_t matchLength = 0; - if ((matchLength = matchStringWithOptionalDot(text, start, data[i])) > bestMatchLength) { - bestMatchLength = matchLength; - bestMatch = i; - } - } - - if (bestMatch >= 0) { - dayPeriod = bestMatch; - return start + bestMatchLength; - } - - return -start; -} - -//---------------------------------------------------------------------- -UBool SimpleDateFormat::matchLiterals(const UnicodeString &pattern, - int32_t &patternOffset, - const UnicodeString &text, - int32_t &textOffset, - UBool whitespaceLenient, - UBool partialMatchLenient, - UBool oldLeniency) -{ - UBool inQuote = FALSE; - UnicodeString literal; - int32_t i = patternOffset; - - // scan pattern looking for contiguous literal characters - for ( ; i < pattern.length(); i += 1) { - UChar ch = pattern.charAt(i); - - if (!inQuote && isSyntaxChar(ch)) { - break; - } - - if (ch == QUOTE) { - // Match a quote literal ('') inside OR outside of quotes - if ((i + 1) < pattern.length() && pattern.charAt(i + 1) == QUOTE) { - i += 1; - } else { - inQuote = !inQuote; - continue; - } - } - - literal += ch; - } - - // at this point, literal contains the literal text - // and i is the index of the next non-literal pattern character. - int32_t p; - int32_t t = textOffset; - - if (whitespaceLenient) { - // trim leading, trailing whitespace from - // the literal text - literal.trim(); - - // ignore any leading whitespace in the text - while (t < text.length() && u_isWhitespace(text.charAt(t))) { - t += 1; - } - } - - for (p = 0; p < literal.length() && t < text.length();) { - UBool needWhitespace = FALSE; - - while (p < literal.length() && PatternProps::isWhiteSpace(literal.charAt(p))) { - needWhitespace = TRUE; - p += 1; - } - - if (needWhitespace) { - int32_t tStart = t; - - while (t < text.length()) { - UChar tch = text.charAt(t); - - if (!u_isUWhiteSpace(tch) && !PatternProps::isWhiteSpace(tch)) { - break; - } - - t += 1; - } - - // TODO: should we require internal spaces - // in lenient mode? (There won't be any - // leading or trailing spaces) - if (!whitespaceLenient && t == tStart) { - // didn't find matching whitespace: - // an error in strict mode - return FALSE; - } - - // In strict mode, this run of whitespace - // may have been at the end. - if (p >= literal.length()) { - break; - } - } - if (t >= text.length() || literal.charAt(p) != text.charAt(t)) { - // Ran out of text, or found a non-matching character: - // OK in lenient mode, an error in strict mode. - if (whitespaceLenient) { - if (t == textOffset && text.charAt(t) == 0x2e && - isAfterNonNumericField(pattern, patternOffset)) { - // Lenient mode and the literal input text begins with a "." and - // we are after a non-numeric field: We skip the "." - ++t; - continue; // Do not update p. - } - // if it is actual whitespace and we're whitespace lenient it's OK - - UChar wsc = text.charAt(t); - if(PatternProps::isWhiteSpace(wsc)) { - // Lenient mode and it's just whitespace we skip it - ++t; - continue; // Do not update p. - } - } - // hack around oldleniency being a bit of a catch-all bucket and we're just adding support specifically for paritial matches - if(partialMatchLenient && oldLeniency) { - break; - } - - return FALSE; - } - ++p; - ++t; - } - - // At this point if we're in strict mode we have a complete match. - // If we're in lenient mode we may have a partial match, or no - // match at all. - if (p <= 0) { - // no match. Pretend it matched a run of whitespace - // and ignorables in the text. - const UnicodeSet *ignorables = NULL; - UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(pattern.charAt(i)); - if (patternCharIndex != UDAT_FIELD_COUNT) { - ignorables = SimpleDateFormatStaticSets::getIgnorables(patternCharIndex); - } - - for (t = textOffset; t < text.length(); t += 1) { - UChar ch = text.charAt(t); - - if (ignorables == NULL || !ignorables->contains(ch)) { - break; - } - } - } - - // if we get here, we've got a complete match. - patternOffset = i - 1; - textOffset = t; - - return TRUE; -} - -//---------------------------------------------------------------------- - -int32_t SimpleDateFormat::matchString(const UnicodeString& text, - int32_t start, - UCalendarDateFields field, - const UnicodeString* data, - int32_t dataCount, - const UnicodeString* monthPattern, - Calendar& cal) const -{ - int32_t i = 0; - int32_t count = dataCount; - - if (field == UCAL_DAY_OF_WEEK) i = 1; - - // There may be multiple strings in the data[] array which begin with - // the same prefix (e.g., Cerven and Cervenec (June and July) in Czech). - // We keep track of the longest match, and return that. Note that this - // unfortunately requires us to test all array elements. - int32_t bestMatchLength = 0, bestMatch = -1; - UnicodeString bestMatchName; - int32_t isLeapMonth = 0; - - for (; i < count; ++i) { - int32_t matchLen = 0; - if ((matchLen = matchStringWithOptionalDot(text, start, data[i])) > bestMatchLength) { - bestMatch = i; - bestMatchLength = matchLen; - } - - if (monthPattern != NULL) { - UErrorCode status = U_ZERO_ERROR; - UnicodeString leapMonthName; - SimpleFormatter(*monthPattern, 1, 1, status).format(data[i], leapMonthName, status); - if (U_SUCCESS(status)) { - if ((matchLen = matchStringWithOptionalDot(text, start, leapMonthName)) > bestMatchLength) { - bestMatch = i; - bestMatchLength = matchLen; - isLeapMonth = 1; - } - } - } - } - - if (bestMatch >= 0) { - if (field < UCAL_FIELD_COUNT) { - // Adjustment for Hebrew Calendar month Adar II - if (!strcmp(cal.getType(),"hebrew") && field==UCAL_MONTH && bestMatch==13) { - cal.set(field,6); - } else { - if (field == UCAL_YEAR) { - bestMatch++; // only get here for cyclic year names, which match 1-based years 1-60 - } - cal.set(field, bestMatch); - } - if (monthPattern != NULL) { - cal.set(UCAL_IS_LEAP_MONTH, isLeapMonth); - } - } - - return start + bestMatchLength; - } - - return -start; -} - -static int32_t -matchStringWithOptionalDot(const UnicodeString &text, - int32_t index, - const UnicodeString &data) { - UErrorCode sts = U_ZERO_ERROR; - int32_t matchLenText = 0; - int32_t matchLenData = 0; - - u_caseInsensitivePrefixMatch(text.getBuffer() + index, text.length() - index, - data.getBuffer(), data.length(), - 0 /* default case option */, - &matchLenText, &matchLenData, - &sts); - U_ASSERT (U_SUCCESS(sts)); - - if (matchLenData == data.length() /* normal match */ - || (data.charAt(data.length() - 1) == 0x2e - && matchLenData == data.length() - 1 /* match without trailing dot */)) { - return matchLenText; - } - - return 0; -} - -//---------------------------------------------------------------------- - -void -SimpleDateFormat::set2DigitYearStart(UDate d, UErrorCode& status) -{ - parseAmbiguousDatesAsAfter(d, status); -} - -/** - * Private member function that converts the parsed date strings into - * timeFields. Returns -start (for ParsePosition) if failed. - */ -int32_t SimpleDateFormat::subParse(const UnicodeString& text, int32_t& start, UChar ch, int32_t count, - UBool obeyCount, UBool allowNegative, UBool ambiguousYear[], int32_t& saveHebrewMonth, Calendar& cal, - int32_t patLoc, MessageFormat * numericLeapMonthFormatter, UTimeZoneFormatTimeType *tzTimeType, - int32_t *dayPeriod) const -{ - Formattable number; - int32_t value = 0; - int32_t i; - int32_t ps = 0; - UErrorCode status = U_ZERO_ERROR; - ParsePosition pos(0); - UDateFormatField patternCharIndex = DateFormatSymbols::getPatternCharIndex(ch); - const NumberFormat *currentNumberFormat; - UnicodeString temp; - UBool gotNumber = FALSE; - -#if defined (U_DEBUG_CAL) - //fprintf(stderr, "%s:%d - [%c] st=%d \n", __FILE__, __LINE__, (char) ch, start); -#endif - - if (patternCharIndex == UDAT_FIELD_COUNT) { - return -start; - } - - currentNumberFormat = getNumberFormatByIndex(patternCharIndex); - if (currentNumberFormat == NULL) { - return -start; - } - UCalendarDateFields field = fgPatternIndexToCalendarField[patternCharIndex]; // UCAL_FIELD_COUNT if irrelevant - UnicodeString hebr("hebr", 4, US_INV); - - if (numericLeapMonthFormatter != NULL) { - numericLeapMonthFormatter->setFormats((const Format **)¤tNumberFormat, 1); - } - UBool isChineseCalendar = (uprv_strcmp(cal.getType(),"chinese") == 0 || uprv_strcmp(cal.getType(),"dangi") == 0); - - // If there are any spaces here, skip over them. If we hit the end - // of the string, then fail. - for (;;) { - if (start >= text.length()) { - return -start; - } - UChar32 c = text.char32At(start); - if (!u_isUWhiteSpace(c) /*||*/ && !PatternProps::isWhiteSpace(c)) { - break; - } - start += U16_LENGTH(c); - } - pos.setIndex(start); - - // We handle a few special cases here where we need to parse - // a number value. We handle further, more generic cases below. We need - // to handle some of them here because some fields require extra processing on - // the parsed value. - if (patternCharIndex == UDAT_HOUR_OF_DAY1_FIELD || // k - patternCharIndex == UDAT_HOUR_OF_DAY0_FIELD || // H - patternCharIndex == UDAT_HOUR1_FIELD || // h - patternCharIndex == UDAT_HOUR0_FIELD || // K - (patternCharIndex == UDAT_DOW_LOCAL_FIELD && count <= 2) || // e - (patternCharIndex == UDAT_STANDALONE_DAY_FIELD && count <= 2) || // c - (patternCharIndex == UDAT_MONTH_FIELD && count <= 2) || // M - (patternCharIndex == UDAT_STANDALONE_MONTH_FIELD && count <= 2) || // L - (patternCharIndex == UDAT_QUARTER_FIELD && count <= 2) || // Q - (patternCharIndex == UDAT_STANDALONE_QUARTER_FIELD && count <= 2) || // q - patternCharIndex == UDAT_YEAR_FIELD || // y - patternCharIndex == UDAT_YEAR_WOY_FIELD || // Y - patternCharIndex == UDAT_YEAR_NAME_FIELD || // U (falls back to numeric) - (patternCharIndex == UDAT_ERA_FIELD && isChineseCalendar) || // G - patternCharIndex == UDAT_FRACTIONAL_SECOND_FIELD) // S - { - int32_t parseStart = pos.getIndex(); - // It would be good to unify this with the obeyCount logic below, - // but that's going to be difficult. - const UnicodeString* src; - - UBool parsedNumericLeapMonth = FALSE; - if (numericLeapMonthFormatter != NULL && (patternCharIndex == UDAT_MONTH_FIELD || patternCharIndex == UDAT_STANDALONE_MONTH_FIELD)) { - int32_t argCount; - Formattable * args = numericLeapMonthFormatter->parse(text, pos, argCount); - if (args != NULL && argCount == 1 && pos.getIndex() > parseStart && args[0].isNumeric()) { - parsedNumericLeapMonth = TRUE; - number.setLong(args[0].getLong()); - cal.set(UCAL_IS_LEAP_MONTH, 1); - delete[] args; - } else { - pos.setIndex(parseStart); - cal.set(UCAL_IS_LEAP_MONTH, 0); - } - } - - if (!parsedNumericLeapMonth) { - if (obeyCount) { - if ((start+count) > text.length()) { - return -start; - } - - text.extractBetween(0, start + count, temp); - src = &temp; - } else { - src = &text; - } - - parseInt(*src, number, pos, allowNegative,currentNumberFormat); - } - - int32_t txtLoc = pos.getIndex(); - - if (txtLoc > parseStart) { - value = number.getLong(); - gotNumber = TRUE; - - // suffix processing - if (value < 0 ) { - txtLoc = checkIntSuffix(text, txtLoc, patLoc+1, TRUE); - if (txtLoc != pos.getIndex()) { - value *= -1; - } - } - else { - txtLoc = checkIntSuffix(text, txtLoc, patLoc+1, FALSE); - } - - if (!getBooleanAttribute(UDAT_PARSE_ALLOW_WHITESPACE, status)) { - // Check the range of the value - int32_t bias = gFieldRangeBias[patternCharIndex]; - if (bias >= 0 && (value > cal.getMaximum(field) + bias || value < cal.getMinimum(field) + bias)) { - return -start; - } - } - - pos.setIndex(txtLoc); - } - } - - // Make sure that we got a number if - // we want one, and didn't get one - // if we don't want one. - switch (patternCharIndex) { - case UDAT_HOUR_OF_DAY1_FIELD: - case UDAT_HOUR_OF_DAY0_FIELD: - case UDAT_HOUR1_FIELD: - case UDAT_HOUR0_FIELD: - // special range check for hours: - if (value < 0 || value > 24) { - return -start; - } - - // fall through to gotNumber check - U_FALLTHROUGH; - case UDAT_YEAR_FIELD: - case UDAT_YEAR_WOY_FIELD: - case UDAT_FRACTIONAL_SECOND_FIELD: - // these must be a number - if (! gotNumber) { - return -start; - } - - break; - - default: - // we check the rest of the fields below. - break; - } - - switch (patternCharIndex) { - case UDAT_ERA_FIELD: - if (isChineseCalendar) { - if (!gotNumber) { - return -start; - } - cal.set(UCAL_ERA, value); - return pos.getIndex(); - } - if (count == 5) { - ps = matchString(text, start, UCAL_ERA, fSymbols->fNarrowEras, fSymbols->fNarrowErasCount, NULL, cal); - } else if (count == 4) { - ps = matchString(text, start, UCAL_ERA, fSymbols->fEraNames, fSymbols->fEraNamesCount, NULL, cal); - } else { - ps = matchString(text, start, UCAL_ERA, fSymbols->fEras, fSymbols->fErasCount, NULL, cal); - } - - // check return position, if it equals -start, then matchString error - // special case the return code so we don't necessarily fail out until we - // verify no year information also - if (ps == -start) - ps--; - - return ps; - - case UDAT_YEAR_FIELD: - // If there are 3 or more YEAR pattern characters, this indicates - // that the year value is to be treated literally, without any - // two-digit year adjustments (e.g., from "01" to 2001). Otherwise - // we made adjustments to place the 2-digit year in the proper - // century, for parsed strings from "00" to "99". Any other string - // is treated literally: "2250", "-1", "1", "002". - if (fDateOverride.compare(hebr)==0 && value < 1000) { - value += HEBREW_CAL_CUR_MILLENIUM_START_YEAR; - } else if (text.moveIndex32(start, 2) == pos.getIndex() && !isChineseCalendar - && u_isdigit(text.char32At(start)) - && u_isdigit(text.char32At(text.moveIndex32(start, 1)))) - { - // only adjust year for patterns less than 3. - if(count < 3) { - // Assume for example that the defaultCenturyStart is 6/18/1903. - // This means that two-digit years will be forced into the range - // 6/18/1903 to 6/17/2003. As a result, years 00, 01, and 02 - // correspond to 2000, 2001, and 2002. Years 04, 05, etc. correspond - // to 1904, 1905, etc. If the year is 03, then it is 2003 if the - // other fields specify a date before 6/18, or 1903 if they specify a - // date afterwards. As a result, 03 is an ambiguous year. All other - // two-digit years are unambiguous. - if(fHaveDefaultCentury) { // check if this formatter even has a pivot year - int32_t ambiguousTwoDigitYear = fDefaultCenturyStartYear % 100; - ambiguousYear[0] = (value == ambiguousTwoDigitYear); - value += (fDefaultCenturyStartYear/100)*100 + - (value < ambiguousTwoDigitYear ? 100 : 0); - } - } - } - cal.set(UCAL_YEAR, value); - - // Delayed checking for adjustment of Hebrew month numbers in non-leap years. - if (saveHebrewMonth >= 0) { - HebrewCalendar *hc = (HebrewCalendar*)&cal; - if (!hc->isLeapYear(value) && saveHebrewMonth >= 6) { - cal.set(UCAL_MONTH,saveHebrewMonth); - } else { - cal.set(UCAL_MONTH,saveHebrewMonth-1); - } - saveHebrewMonth = -1; - } - return pos.getIndex(); - - case UDAT_YEAR_WOY_FIELD: - // Comment is the same as for UDAT_Year_FIELDs - look above - if (fDateOverride.compare(hebr)==0 && value < 1000) { - value += HEBREW_CAL_CUR_MILLENIUM_START_YEAR; - } else if (text.moveIndex32(start, 2) == pos.getIndex() - && u_isdigit(text.char32At(start)) - && u_isdigit(text.char32At(text.moveIndex32(start, 1))) - && fHaveDefaultCentury ) - { - int32_t ambiguousTwoDigitYear = fDefaultCenturyStartYear % 100; - ambiguousYear[0] = (value == ambiguousTwoDigitYear); - value += (fDefaultCenturyStartYear/100)*100 + - (value < ambiguousTwoDigitYear ? 100 : 0); - } - cal.set(UCAL_YEAR_WOY, value); - return pos.getIndex(); - - case UDAT_YEAR_NAME_FIELD: - if (fSymbols->fShortYearNames != NULL) { - int32_t newStart = matchString(text, start, UCAL_YEAR, fSymbols->fShortYearNames, fSymbols->fShortYearNamesCount, NULL, cal); - if (newStart > 0) { - return newStart; - } - } - if (gotNumber && (getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC,status) || value > fSymbols->fShortYearNamesCount)) { - cal.set(UCAL_YEAR, value); - return pos.getIndex(); - } - return -start; - - case UDAT_MONTH_FIELD: - case UDAT_STANDALONE_MONTH_FIELD: - if (gotNumber) // i.e., M or MM. - { - // When parsing month numbers from the Hebrew Calendar, we might need to adjust the month depending on whether - // or not it was a leap year. We may or may not yet know what year it is, so might have to delay checking until - // the year is parsed. - if (!strcmp(cal.getType(),"hebrew")) { - HebrewCalendar *hc = (HebrewCalendar*)&cal; - if (cal.isSet(UCAL_YEAR)) { - UErrorCode monthStatus = U_ZERO_ERROR; - if (!hc->isLeapYear(hc->get(UCAL_YEAR, monthStatus)) && value >= 6) { - cal.set(UCAL_MONTH, value); - } else { - cal.set(UCAL_MONTH, value - 1); - } - } else { - saveHebrewMonth = value; - } - } else { - // Don't want to parse the month if it is a string - // while pattern uses numeric style: M/MM, L/LL - // [We computed 'value' above.] - cal.set(UCAL_MONTH, value - 1); - } - return pos.getIndex(); - } else { - // count >= 3 // i.e., MMM/MMMM, LLL/LLLL - // Want to be able to parse both short and long forms. - // Try count == 4 first: - UnicodeString * wideMonthPat = NULL; - UnicodeString * shortMonthPat = NULL; - if (fSymbols->fLeapMonthPatterns != NULL && fSymbols->fLeapMonthPatternsCount >= DateFormatSymbols::kMonthPatternsCount) { - if (patternCharIndex==UDAT_MONTH_FIELD) { - wideMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatWide]; - shortMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternFormatAbbrev]; - } else { - wideMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneWide]; - shortMonthPat = &fSymbols->fLeapMonthPatterns[DateFormatSymbols::kLeapMonthPatternStandaloneAbbrev]; - } - } - int32_t newStart = 0; - if (patternCharIndex==UDAT_MONTH_FIELD) { - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) { - newStart = matchString(text, start, UCAL_MONTH, fSymbols->fMonths, fSymbols->fMonthsCount, wideMonthPat, cal); // try MMMM - if (newStart > 0) { - return newStart; - } - } - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - newStart = matchString(text, start, UCAL_MONTH, fSymbols->fShortMonths, fSymbols->fShortMonthsCount, shortMonthPat, cal); // try MMM - } - } else { - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) { - newStart = matchString(text, start, UCAL_MONTH, fSymbols->fStandaloneMonths, fSymbols->fStandaloneMonthsCount, wideMonthPat, cal); // try LLLL - if (newStart > 0) { - return newStart; - } - } - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - newStart = matchString(text, start, UCAL_MONTH, fSymbols->fStandaloneShortMonths, fSymbols->fStandaloneShortMonthsCount, shortMonthPat, cal); // try LLL - } - } - if (newStart > 0 || !getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status)) // currently we do not try to parse MMMMM/LLLLL: #8860 - return newStart; - // else we allowing parsing as number, below - } - break; - - case UDAT_HOUR_OF_DAY1_FIELD: - // [We computed 'value' above.] - if (value == cal.getMaximum(UCAL_HOUR_OF_DAY) + 1) - value = 0; - - // fall through to set field - U_FALLTHROUGH; - case UDAT_HOUR_OF_DAY0_FIELD: - cal.set(UCAL_HOUR_OF_DAY, value); - return pos.getIndex(); - - case UDAT_FRACTIONAL_SECOND_FIELD: - // Fractional seconds left-justify - i = countDigits(text, start, pos.getIndex()); - if (i < 3) { - while (i < 3) { - value *= 10; - i++; - } - } else { - int32_t a = 1; - while (i > 3) { - a *= 10; - i--; - } - value /= a; - } - cal.set(UCAL_MILLISECOND, value); - return pos.getIndex(); - - case UDAT_DOW_LOCAL_FIELD: - if (gotNumber) // i.e., e or ee - { - // [We computed 'value' above.] - cal.set(UCAL_DOW_LOCAL, value); - return pos.getIndex(); - } - // else for eee-eeeee fall through to handling of EEE-EEEEE - // fall through, do not break here - U_FALLTHROUGH; - case UDAT_DAY_OF_WEEK_FIELD: - { - // Want to be able to parse both short and long forms. - // Try count == 4 (EEEE) wide first: - int32_t newStart = 0; - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) { - if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK, - fSymbols->fWeekdays, fSymbols->fWeekdaysCount, NULL, cal)) > 0) - return newStart; - } - // EEEE wide failed, now try EEE abbreviated - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK, - fSymbols->fShortWeekdays, fSymbols->fShortWeekdaysCount, NULL, cal)) > 0) - return newStart; - } - // EEE abbreviated failed, now try EEEEEE short - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 6) { - if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK, - fSymbols->fShorterWeekdays, fSymbols->fShorterWeekdaysCount, NULL, cal)) > 0) - return newStart; - } - // EEEEEE short failed, now try EEEEE narrow - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 5) { - if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK, - fSymbols->fNarrowWeekdays, fSymbols->fNarrowWeekdaysCount, NULL, cal)) > 0) - return newStart; - } - if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status) || patternCharIndex == UDAT_DAY_OF_WEEK_FIELD) - return newStart; - // else we allowing parsing as number, below - } - break; - - case UDAT_STANDALONE_DAY_FIELD: - { - if (gotNumber) // c or cc - { - // [We computed 'value' above.] - cal.set(UCAL_DOW_LOCAL, value); - return pos.getIndex(); - } - // Want to be able to parse both short and long forms. - // Try count == 4 (cccc) first: - int32_t newStart = 0; - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) { - if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK, - fSymbols->fStandaloneWeekdays, fSymbols->fStandaloneWeekdaysCount, NULL, cal)) > 0) - return newStart; - } - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK, - fSymbols->fStandaloneShortWeekdays, fSymbols->fStandaloneShortWeekdaysCount, NULL, cal)) > 0) - return newStart; - } - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 6) { - if ((newStart = matchString(text, start, UCAL_DAY_OF_WEEK, - fSymbols->fStandaloneShorterWeekdays, fSymbols->fStandaloneShorterWeekdaysCount, NULL, cal)) > 0) - return newStart; - } - if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status)) - return newStart; - // else we allowing parsing as number, below - } - break; - - case UDAT_AM_PM_FIELD: - { - // optionally try both wide/abbrev and narrow forms - int32_t newStart = 0; - // try wide/abbrev - if( getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count < 5 ) { - if ((newStart = matchString(text, start, UCAL_AM_PM, fSymbols->fAmPms, fSymbols->fAmPmsCount, NULL, cal)) > 0) { - return newStart; - } - } - // try narrow - if( getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count >= 5 ) { - if ((newStart = matchString(text, start, UCAL_AM_PM, fSymbols->fNarrowAmPms, fSymbols->fNarrowAmPmsCount, NULL, cal)) > 0) { - return newStart; - } - } - // no matches for given options - return -start; - } - - case UDAT_HOUR1_FIELD: - // [We computed 'value' above.] - if (value == cal.getLeastMaximum(UCAL_HOUR)+1) - value = 0; - - // fall through to set field - U_FALLTHROUGH; - case UDAT_HOUR0_FIELD: - cal.set(UCAL_HOUR, value); - return pos.getIndex(); - - case UDAT_QUARTER_FIELD: - if (gotNumber) // i.e., Q or QQ. - { - // Don't want to parse the month if it is a string - // while pattern uses numeric style: Q or QQ. - // [We computed 'value' above.] - cal.set(UCAL_MONTH, (value - 1) * 3); - return pos.getIndex(); - } else { - // count >= 3 // i.e., QQQ or QQQQ - // Want to be able to parse both short and long forms. - // Try count == 4 first: - int32_t newStart = 0; - - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) { - if ((newStart = matchQuarterString(text, start, UCAL_MONTH, - fSymbols->fQuarters, fSymbols->fQuartersCount, cal)) > 0) - return newStart; - } - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - if ((newStart = matchQuarterString(text, start, UCAL_MONTH, - fSymbols->fShortQuarters, fSymbols->fShortQuartersCount, cal)) > 0) - return newStart; - } - if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status)) - return newStart; - // else we allowing parsing as number, below - if(!getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status)) - return -start; - } - break; - - case UDAT_STANDALONE_QUARTER_FIELD: - if (gotNumber) // i.e., q or qq. - { - // Don't want to parse the month if it is a string - // while pattern uses numeric style: q or q. - // [We computed 'value' above.] - cal.set(UCAL_MONTH, (value - 1) * 3); - return pos.getIndex(); - } else { - // count >= 3 // i.e., qqq or qqqq - // Want to be able to parse both short and long forms. - // Try count == 4 first: - int32_t newStart = 0; - - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) { - if ((newStart = matchQuarterString(text, start, UCAL_MONTH, - fSymbols->fStandaloneQuarters, fSymbols->fStandaloneQuartersCount, cal)) > 0) - return newStart; - } - if(getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - if ((newStart = matchQuarterString(text, start, UCAL_MONTH, - fSymbols->fStandaloneShortQuarters, fSymbols->fStandaloneShortQuartersCount, cal)) > 0) - return newStart; - } - if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status)) - return newStart; - // else we allowing parsing as number, below - if(!getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status)) - return -start; - } - break; - - case UDAT_TIMEZONE_FIELD: // 'z' - { - UTimeZoneFormatStyle style = (count < 4) ? UTZFMT_STYLE_SPECIFIC_SHORT : UTZFMT_STYLE_SPECIFIC_LONG; - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - TimeZone *tz = tzfmt->parse(style, text, pos, tzTimeType); - if (tz != NULL) { - cal.adoptTimeZone(tz); - return pos.getIndex(); - } - } - return -start; - } - break; - case UDAT_TIMEZONE_RFC_FIELD: // 'Z' - { - UTimeZoneFormatStyle style = (count < 4) ? - UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL : ((count == 5) ? UTZFMT_STYLE_ISO_EXTENDED_FULL: UTZFMT_STYLE_LOCALIZED_GMT); - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - TimeZone *tz = tzfmt->parse(style, text, pos, tzTimeType); - if (tz != NULL) { - cal.adoptTimeZone(tz); - return pos.getIndex(); - } - } - return -start; - } - case UDAT_TIMEZONE_GENERIC_FIELD: // 'v' - { - UTimeZoneFormatStyle style = (count < 4) ? UTZFMT_STYLE_GENERIC_SHORT : UTZFMT_STYLE_GENERIC_LONG; - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - TimeZone *tz = tzfmt->parse(style, text, pos, tzTimeType); - if (tz != NULL) { - cal.adoptTimeZone(tz); - return pos.getIndex(); - } - } - return -start; - } - case UDAT_TIMEZONE_SPECIAL_FIELD: // 'V' - { - UTimeZoneFormatStyle style; - switch (count) { - case 1: - style = UTZFMT_STYLE_ZONE_ID_SHORT; - break; - case 2: - style = UTZFMT_STYLE_ZONE_ID; - break; - case 3: - style = UTZFMT_STYLE_EXEMPLAR_LOCATION; - break; - default: - style = UTZFMT_STYLE_GENERIC_LOCATION; - break; - } - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - TimeZone *tz = tzfmt->parse(style, text, pos, tzTimeType); - if (tz != NULL) { - cal.adoptTimeZone(tz); - return pos.getIndex(); - } - } - return -start; - } - case UDAT_TIMEZONE_LOCALIZED_GMT_OFFSET_FIELD: // 'O' - { - UTimeZoneFormatStyle style = (count < 4) ? UTZFMT_STYLE_LOCALIZED_GMT_SHORT : UTZFMT_STYLE_LOCALIZED_GMT; - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - TimeZone *tz = tzfmt->parse(style, text, pos, tzTimeType); - if (tz != NULL) { - cal.adoptTimeZone(tz); - return pos.getIndex(); - } - } - return -start; - } - case UDAT_TIMEZONE_ISO_FIELD: // 'X' - { - UTimeZoneFormatStyle style; - switch (count) { - case 1: - style = UTZFMT_STYLE_ISO_BASIC_SHORT; - break; - case 2: - style = UTZFMT_STYLE_ISO_BASIC_FIXED; - break; - case 3: - style = UTZFMT_STYLE_ISO_EXTENDED_FIXED; - break; - case 4: - style = UTZFMT_STYLE_ISO_BASIC_FULL; - break; - default: - style = UTZFMT_STYLE_ISO_EXTENDED_FULL; - break; - } - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - TimeZone *tz = tzfmt->parse(style, text, pos, tzTimeType); - if (tz != NULL) { - cal.adoptTimeZone(tz); - return pos.getIndex(); - } - } - return -start; - } - case UDAT_TIMEZONE_ISO_LOCAL_FIELD: // 'x' - { - UTimeZoneFormatStyle style; - switch (count) { - case 1: - style = UTZFMT_STYLE_ISO_BASIC_LOCAL_SHORT; - break; - case 2: - style = UTZFMT_STYLE_ISO_BASIC_LOCAL_FIXED; - break; - case 3: - style = UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FIXED; - break; - case 4: - style = UTZFMT_STYLE_ISO_BASIC_LOCAL_FULL; - break; - default: - style = UTZFMT_STYLE_ISO_EXTENDED_LOCAL_FULL; - break; - } - const TimeZoneFormat *tzfmt = tzFormat(status); - if (U_SUCCESS(status)) { - TimeZone *tz = tzfmt->parse(style, text, pos, tzTimeType); - if (tz != NULL) { - cal.adoptTimeZone(tz); - return pos.getIndex(); - } - } - return -start; - } - // currently no pattern character is defined for UDAT_TIME_SEPARATOR_FIELD - // so we should not get here. Leave support in for future definition. - case UDAT_TIME_SEPARATOR_FIELD: - { - static const UChar def_sep = DateFormatSymbols::DEFAULT_TIME_SEPARATOR; - static const UChar alt_sep = DateFormatSymbols::ALTERNATE_TIME_SEPARATOR; - - // Try matching a time separator. - int32_t count_sep = 1; - UnicodeString data[3]; - fSymbols->getTimeSeparatorString(data[0]); - - // Add the default, if different from the locale. - if (data[0].compare(&def_sep, 1) != 0) { - data[count_sep++].setTo(def_sep); - } - - // If lenient, add also the alternate, if different from the locale. - if (isLenient() && data[0].compare(&alt_sep, 1) != 0) { - data[count_sep++].setTo(alt_sep); - } - - return matchString(text, start, UCAL_FIELD_COUNT /* => nothing to set */, data, count_sep, NULL, cal); - } - - case UDAT_AM_PM_MIDNIGHT_NOON_FIELD: - { - U_ASSERT(dayPeriod != NULL); - int32_t ampmStart = subParse(text, start, 0x61, count, - obeyCount, allowNegative, ambiguousYear, saveHebrewMonth, cal, - patLoc, numericLeapMonthFormatter, tzTimeType); - - if (ampmStart > 0) { - return ampmStart; - } else { - int32_t newStart = 0; - - // Only match the first two strings from the day period strings array. - if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fAbbreviatedDayPeriods, - 2, *dayPeriod)) > 0) { - return newStart; - } - } - if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 5) { - if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fNarrowDayPeriods, - 2, *dayPeriod)) > 0) { - return newStart; - } - } - // count == 4, but allow other counts - if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status)) { - if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fWideDayPeriods, - 2, *dayPeriod)) > 0) { - return newStart; - } - } - - return -start; - } - } - - case UDAT_FLEXIBLE_DAY_PERIOD_FIELD: - { - U_ASSERT(dayPeriod != NULL); - int32_t newStart = 0; - - if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 3) { - if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fAbbreviatedDayPeriods, - fSymbols->fAbbreviatedDayPeriodsCount, *dayPeriod)) > 0) { - return newStart; - } - } - if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 5) { - if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fNarrowDayPeriods, - fSymbols->fNarrowDayPeriodsCount, *dayPeriod)) > 0) { - return newStart; - } - } - if (getBooleanAttribute(UDAT_PARSE_MULTIPLE_PATTERNS_FOR_MATCH, status) || count == 4) { - if ((newStart = matchDayPeriodStrings(text, start, fSymbols->fWideDayPeriods, - fSymbols->fWideDayPeriodsCount, *dayPeriod)) > 0) { - return newStart; - } - } - - return -start; - } - - default: - // Handle "generic" fields - // this is now handled below, outside the switch block - break; - } - // Handle "generic" fields: - // switch default case now handled here (outside switch block) to allow - // parsing of some string fields as digits for lenient case - - int32_t parseStart = pos.getIndex(); - const UnicodeString* src; - if (obeyCount) { - if ((start+count) > text.length()) { - return -start; - } - text.extractBetween(0, start + count, temp); - src = &temp; - } else { - src = &text; - } - parseInt(*src, number, pos, allowNegative,currentNumberFormat); - if (pos.getIndex() != parseStart) { - int32_t val = number.getLong(); - - // Don't need suffix processing here (as in number processing at the beginning of the function); - // the new fields being handled as numeric values (month, weekdays, quarters) should not have suffixes. - - if (!getBooleanAttribute(UDAT_PARSE_ALLOW_NUMERIC, status)) { - // Check the range of the value - int32_t bias = gFieldRangeBias[patternCharIndex]; - if (bias >= 0 && (val > cal.getMaximum(field) + bias || val < cal.getMinimum(field) + bias)) { - return -start; - } - } - - // For the following, need to repeat some of the "if (gotNumber)" code above: - // UDAT_[STANDALONE_]MONTH_FIELD, UDAT_DOW_LOCAL_FIELD, UDAT_STANDALONE_DAY_FIELD, - // UDAT_[STANDALONE_]QUARTER_FIELD - switch (patternCharIndex) { - case UDAT_MONTH_FIELD: - // See notes under UDAT_MONTH_FIELD case above - if (!strcmp(cal.getType(),"hebrew")) { - HebrewCalendar *hc = (HebrewCalendar*)&cal; - if (cal.isSet(UCAL_YEAR)) { - UErrorCode monthStatus = U_ZERO_ERROR; - if (!hc->isLeapYear(hc->get(UCAL_YEAR, monthStatus)) && val >= 6) { - cal.set(UCAL_MONTH, val); - } else { - cal.set(UCAL_MONTH, val - 1); - } - } else { - saveHebrewMonth = val; - } - } else { - cal.set(UCAL_MONTH, val - 1); - } - break; - case UDAT_STANDALONE_MONTH_FIELD: - cal.set(UCAL_MONTH, val - 1); - break; - case UDAT_DOW_LOCAL_FIELD: - case UDAT_STANDALONE_DAY_FIELD: - cal.set(UCAL_DOW_LOCAL, val); - break; - case UDAT_QUARTER_FIELD: - case UDAT_STANDALONE_QUARTER_FIELD: - cal.set(UCAL_MONTH, (val - 1) * 3); - break; - case UDAT_RELATED_YEAR_FIELD: - cal.setRelatedYear(val); - break; - default: - cal.set(field, val); - break; - } - return pos.getIndex(); - } - return -start; -} - -/** - * Parse an integer using fNumberFormat. This method is semantically - * const, but actually may modify fNumberFormat. - */ -void SimpleDateFormat::parseInt(const UnicodeString& text, - Formattable& number, - ParsePosition& pos, - UBool allowNegative, - const NumberFormat *fmt) const { - parseInt(text, number, -1, pos, allowNegative,fmt); -} - -/** - * Parse an integer using fNumberFormat up to maxDigits. - */ -void SimpleDateFormat::parseInt(const UnicodeString& text, - Formattable& number, - int32_t maxDigits, - ParsePosition& pos, - UBool allowNegative, - const NumberFormat *fmt) const { - UnicodeString oldPrefix; - auto* fmtAsDF = dynamic_cast<const DecimalFormat*>(fmt); - LocalPointer<DecimalFormat> df; - if (!allowNegative && fmtAsDF != nullptr) { - df.adoptInstead(dynamic_cast<DecimalFormat*>(fmtAsDF->clone())); - if (df.isNull()) { - // Memory allocation error - return; - } - df->setNegativePrefix(UnicodeString(TRUE, SUPPRESS_NEGATIVE_PREFIX, -1)); - fmt = df.getAlias(); - } - int32_t oldPos = pos.getIndex(); - fmt->parse(text, number, pos); - - if (maxDigits > 0) { - // adjust the result to fit into - // the maxDigits and move the position back - int32_t nDigits = pos.getIndex() - oldPos; - if (nDigits > maxDigits) { - int32_t val = number.getLong(); - nDigits -= maxDigits; - while (nDigits > 0) { - val /= 10; - nDigits--; - } - pos.setIndex(oldPos + maxDigits); - number.setLong(val); - } - } -} - -int32_t SimpleDateFormat::countDigits(const UnicodeString& text, int32_t start, int32_t end) const { - int32_t numDigits = 0; - int32_t idx = start; - while (idx < end) { - UChar32 cp = text.char32At(idx); - if (u_isdigit(cp)) { - numDigits++; - } - idx += U16_LENGTH(cp); - } - return numDigits; -} - -//---------------------------------------------------------------------- - -void SimpleDateFormat::translatePattern(const UnicodeString& originalPattern, - UnicodeString& translatedPattern, - const UnicodeString& from, - const UnicodeString& to, - UErrorCode& status) -{ - // run through the pattern and convert any pattern symbols from the version - // in "from" to the corresponding character in "to". This code takes - // quoted strings into account (it doesn't try to translate them), and it signals - // an error if a particular "pattern character" doesn't appear in "from". - // Depending on the values of "from" and "to" this can convert from generic - // to localized patterns or localized to generic. - if (U_FAILURE(status)) { - return; - } - - translatedPattern.remove(); - UBool inQuote = FALSE; - for (int32_t i = 0; i < originalPattern.length(); ++i) { - UChar c = originalPattern[i]; - if (inQuote) { - if (c == QUOTE) { - inQuote = FALSE; - } - } else { - if (c == QUOTE) { - inQuote = TRUE; - } else if (isSyntaxChar(c)) { - int32_t ci = from.indexOf(c); - if (ci == -1) { - status = U_INVALID_FORMAT_ERROR; - return; - } - c = to[ci]; - } - } - translatedPattern += c; - } - if (inQuote) { - status = U_INVALID_FORMAT_ERROR; - return; - } -} - -//---------------------------------------------------------------------- - -UnicodeString& -SimpleDateFormat::toPattern(UnicodeString& result) const -{ - result = fPattern; - return result; -} - -//---------------------------------------------------------------------- - -UnicodeString& -SimpleDateFormat::toLocalizedPattern(UnicodeString& result, - UErrorCode& status) const -{ - translatePattern(fPattern, result, - UnicodeString(DateFormatSymbols::getPatternUChars()), - fSymbols->fLocalPatternChars, status); - return result; -} - -//---------------------------------------------------------------------- - -void -SimpleDateFormat::applyPattern(const UnicodeString& pattern) -{ - fPattern = pattern; - parsePattern(); -} - -//---------------------------------------------------------------------- - -void -SimpleDateFormat::applyLocalizedPattern(const UnicodeString& pattern, - UErrorCode &status) -{ - translatePattern(pattern, fPattern, - fSymbols->fLocalPatternChars, - UnicodeString(DateFormatSymbols::getPatternUChars()), status); -} - -//---------------------------------------------------------------------- - -const DateFormatSymbols* -SimpleDateFormat::getDateFormatSymbols() const -{ - return fSymbols; -} - -//---------------------------------------------------------------------- - -void -SimpleDateFormat::adoptDateFormatSymbols(DateFormatSymbols* newFormatSymbols) -{ - delete fSymbols; - fSymbols = newFormatSymbols; -} - -//---------------------------------------------------------------------- -void -SimpleDateFormat::setDateFormatSymbols(const DateFormatSymbols& newFormatSymbols) -{ - delete fSymbols; - fSymbols = new DateFormatSymbols(newFormatSymbols); -} - -//---------------------------------------------------------------------- -const TimeZoneFormat* -SimpleDateFormat::getTimeZoneFormat(void) const { - // TimeZoneFormat initialization might fail when out of memory. - // If we always initialize TimeZoneFormat instance, we can return - // such status there. For now, this implementation lazily instantiates - // a TimeZoneFormat for performance optimization reasons, but cannot - // propagate such error (probably just out of memory case) to the caller. - UErrorCode status = U_ZERO_ERROR; - return (const TimeZoneFormat*)tzFormat(status); -} - -//---------------------------------------------------------------------- -void -SimpleDateFormat::adoptTimeZoneFormat(TimeZoneFormat* timeZoneFormatToAdopt) -{ - delete fTimeZoneFormat; - fTimeZoneFormat = timeZoneFormatToAdopt; -} - -//---------------------------------------------------------------------- -void -SimpleDateFormat::setTimeZoneFormat(const TimeZoneFormat& newTimeZoneFormat) -{ - delete fTimeZoneFormat; - fTimeZoneFormat = new TimeZoneFormat(newTimeZoneFormat); -} - -//---------------------------------------------------------------------- - - -void SimpleDateFormat::adoptCalendar(Calendar* calendarToAdopt) -{ - UErrorCode status = U_ZERO_ERROR; - Locale calLocale(fLocale); - calLocale.setKeywordValue("calendar", calendarToAdopt->getType(), status); - DateFormatSymbols *newSymbols = - DateFormatSymbols::createForLocale(calLocale, status); - if (U_FAILURE(status)) { - return; - } - DateFormat::adoptCalendar(calendarToAdopt); - delete fSymbols; - fSymbols = newSymbols; - initializeDefaultCentury(); // we need a new century (possibly) -} - - -//---------------------------------------------------------------------- - - -// override the DateFormat implementation in order to -// lazily initialize fCapitalizationBrkIter -void -SimpleDateFormat::setContext(UDisplayContext value, UErrorCode& status) -{ - DateFormat::setContext(value, status); -#if !UCONFIG_NO_BREAK_ITERATION - if (U_SUCCESS(status)) { - if ( fCapitalizationBrkIter == NULL && (value==UDISPCTX_CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE || - value==UDISPCTX_CAPITALIZATION_FOR_UI_LIST_OR_MENU || value==UDISPCTX_CAPITALIZATION_FOR_STANDALONE) ) { - status = U_ZERO_ERROR; - fCapitalizationBrkIter = BreakIterator::createSentenceInstance(fLocale, status); - if (U_FAILURE(status)) { - delete fCapitalizationBrkIter; - fCapitalizationBrkIter = NULL; - } - } - } -#endif -} - - -//---------------------------------------------------------------------- - - -UBool -SimpleDateFormat::isFieldUnitIgnored(UCalendarDateFields field) const { - return isFieldUnitIgnored(fPattern, field); -} - - -UBool -SimpleDateFormat::isFieldUnitIgnored(const UnicodeString& pattern, - UCalendarDateFields field) { - int32_t fieldLevel = fgCalendarFieldToLevel[field]; - int32_t level; - UChar ch; - UBool inQuote = FALSE; - UChar prevCh = 0; - int32_t count = 0; - - for (int32_t i = 0; i < pattern.length(); ++i) { - ch = pattern[i]; - if (ch != prevCh && count > 0) { - level = getLevelFromChar(prevCh); - // the larger the level, the smaller the field unit. - if (fieldLevel <= level) { - return FALSE; - } - count = 0; - } - if (ch == QUOTE) { - if ((i+1) < pattern.length() && pattern[i+1] == QUOTE) { - ++i; - } else { - inQuote = ! inQuote; - } - } - else if (!inQuote && isSyntaxChar(ch)) { - prevCh = ch; - ++count; - } - } - if (count > 0) { - // last item - level = getLevelFromChar(prevCh); - if (fieldLevel <= level) { - return FALSE; - } - } - return TRUE; -} - -//---------------------------------------------------------------------- - -const Locale& -SimpleDateFormat::getSmpFmtLocale(void) const { - return fLocale; -} - -//---------------------------------------------------------------------- - -int32_t -SimpleDateFormat::checkIntSuffix(const UnicodeString& text, int32_t start, - int32_t patLoc, UBool isNegative) const { - // local variables - UnicodeString suf; - int32_t patternMatch; - int32_t textPreMatch; - int32_t textPostMatch; - - // check that we are still in range - if ( (start > text.length()) || - (start < 0) || - (patLoc < 0) || - (patLoc > fPattern.length())) { - // out of range, don't advance location in text - return start; - } - - // get the suffix - DecimalFormat* decfmt = dynamic_cast<DecimalFormat*>(fNumberFormat); - if (decfmt != NULL) { - if (isNegative) { - suf = decfmt->getNegativeSuffix(suf); - } - else { - suf = decfmt->getPositiveSuffix(suf); - } - } - - // check for suffix - if (suf.length() <= 0) { - return start; - } - - // check suffix will be encountered in the pattern - patternMatch = compareSimpleAffix(suf,fPattern,patLoc); - - // check if a suffix will be encountered in the text - textPreMatch = compareSimpleAffix(suf,text,start); - - // check if a suffix was encountered in the text - textPostMatch = compareSimpleAffix(suf,text,start-suf.length()); - - // check for suffix match - if ((textPreMatch >= 0) && (patternMatch >= 0) && (textPreMatch == patternMatch)) { - return start; - } - else if ((textPostMatch >= 0) && (patternMatch >= 0) && (textPostMatch == patternMatch)) { - return start - suf.length(); - } - - // should not get here - return start; -} - -//---------------------------------------------------------------------- - -int32_t -SimpleDateFormat::compareSimpleAffix(const UnicodeString& affix, - const UnicodeString& input, - int32_t pos) const { - int32_t start = pos; - for (int32_t i=0; i<affix.length(); ) { - UChar32 c = affix.char32At(i); - int32_t len = U16_LENGTH(c); - if (PatternProps::isWhiteSpace(c)) { - // We may have a pattern like: \u200F \u0020 - // and input text like: \u200F \u0020 - // Note that U+200F and U+0020 are Pattern_White_Space but only - // U+0020 is UWhiteSpace. So we have to first do a direct - // match of the run of Pattern_White_Space in the pattern, - // then match any extra characters. - UBool literalMatch = FALSE; - while (pos < input.length() && - input.char32At(pos) == c) { - literalMatch = TRUE; - i += len; - pos += len; - if (i == affix.length()) { - break; - } - c = affix.char32At(i); - len = U16_LENGTH(c); - if (!PatternProps::isWhiteSpace(c)) { - break; - } - } - - // Advance over run in pattern - i = skipPatternWhiteSpace(affix, i); - - // Advance over run in input text - // Must see at least one white space char in input, - // unless we've already matched some characters literally. - int32_t s = pos; - pos = skipUWhiteSpace(input, pos); - if (pos == s && !literalMatch) { - return -1; - } - - // If we skip UWhiteSpace in the input text, we need to skip it in the pattern. - // Otherwise, the previous lines may have skipped over text (such as U+00A0) that - // is also in the affix. - i = skipUWhiteSpace(affix, i); - } else { - if (pos < input.length() && - input.char32At(pos) == c) { - i += len; - pos += len; - } else { - return -1; - } - } - } - return pos - start; -} - -//---------------------------------------------------------------------- - -int32_t -SimpleDateFormat::skipPatternWhiteSpace(const UnicodeString& text, int32_t pos) const { - const UChar* s = text.getBuffer(); - return (int32_t)(PatternProps::skipWhiteSpace(s + pos, text.length() - pos) - s); -} - -//---------------------------------------------------------------------- - -int32_t -SimpleDateFormat::skipUWhiteSpace(const UnicodeString& text, int32_t pos) const { - while (pos < text.length()) { - UChar32 c = text.char32At(pos); - if (!u_isUWhiteSpace(c)) { - break; - } - pos += U16_LENGTH(c); - } - return pos; -} - -//---------------------------------------------------------------------- - -// Lazy TimeZoneFormat instantiation, semantically const. -TimeZoneFormat * -SimpleDateFormat::tzFormat(UErrorCode &status) const { - if (fTimeZoneFormat == NULL) { - umtx_lock(&LOCK); - { - if (fTimeZoneFormat == NULL) { - TimeZoneFormat *tzfmt = TimeZoneFormat::createInstance(fLocale, status); - if (U_FAILURE(status)) { - return NULL; - } - - const_cast<SimpleDateFormat *>(this)->fTimeZoneFormat = tzfmt; - } - } - umtx_unlock(&LOCK); - } - return fTimeZoneFormat; -} - -void SimpleDateFormat::parsePattern() { - fHasMinute = FALSE; - fHasSecond = FALSE; - - int len = fPattern.length(); - UBool inQuote = FALSE; - for (int32_t i = 0; i < len; ++i) { - UChar ch = fPattern[i]; - if (ch == QUOTE) { - inQuote = !inQuote; - } - if (!inQuote) { - if (ch == 0x6D) { // 0x6D == 'm' - fHasMinute = TRUE; - } - if (ch == 0x73) { // 0x73 == 's' - fHasSecond = TRUE; - } - } - } -} - -U_NAMESPACE_END - -#endif /* #if !UCONFIG_NO_FORMATTING */ - -//eof |