]> git.saurik.com Git - apple/icu.git/blobdiff - icuSources/i18n/udat.cpp
ICU-6.2.21.tar.gz
[apple/icu.git] / icuSources / i18n / udat.cpp
index e1e62bebf9dac0744c1c7e79416c38f6f90319fa..eb6966f7ce7b67d7e24f8b9c2e106ad2ebda2de4 100644 (file)
@@ -1,6 +1,6 @@
 /*
 *******************************************************************************
-*   Copyright (C) 1996-2001, International Business Machines
+*   Copyright (C) 1996-2004, International Business Machines
 *   Corporation and others.  All Rights Reserved.
 *******************************************************************************
 */
@@ -35,80 +35,77 @@ udat_open(UDateFormatStyle  timeStyle,
           int32_t           patternLength,
           UErrorCode        *status)
 {
-
-  if(U_FAILURE(*status)) 
-  {
-      return 0;
-  }
-  if(timeStyle != UDAT_IGNORE)
-  {
-      DateFormat *fmt;
-      if(locale == 0)
-        fmt = DateFormat::createDateTimeInstance((DateFormat::EStyle)dateStyle,
-                             (DateFormat::EStyle)timeStyle);
-      else
-        fmt = DateFormat::createDateTimeInstance((DateFormat::EStyle)dateStyle,
-                             (DateFormat::EStyle)timeStyle,
-                                                 Locale(locale));
-  
-      if(fmt == 0) {
-        *status = U_MEMORY_ALLOCATION_ERROR;
+    if(U_FAILURE(*status)) 
+    {
         return 0;
-      }
-
-      if(tzID != 0) {
-        TimeZone *zone = TimeZone::createTimeZone(UnicodeString((UBool)(tzIDLength == -1), tzID, tzIDLength));
-        if(zone == 0) {
-          *status = U_MEMORY_ALLOCATION_ERROR;
-          delete fmt;
-          return 0;
+    }
+    if(timeStyle != UDAT_IGNORE)
+    {
+        DateFormat *fmt;
+        if(locale == 0)
+            fmt = DateFormat::createDateTimeInstance((DateFormat::EStyle)dateStyle,
+                (DateFormat::EStyle)timeStyle);
+        else
+            fmt = DateFormat::createDateTimeInstance((DateFormat::EStyle)dateStyle,
+                (DateFormat::EStyle)timeStyle,
+                Locale(locale));
+
+        if(fmt == 0) {
+            *status = U_MEMORY_ALLOCATION_ERROR;
+            return 0;
         }
-        fmt->adoptTimeZone(zone);
-      }
-  
-      return (UDateFormat*)fmt;
-  }
-  else
-  {
-      const UnicodeString pat = UnicodeString((UBool)(patternLength == -1), pattern, patternLength);
-      UDateFormat *retVal = 0;
-
-      if(locale == 0)
-        retVal = (UDateFormat*)new SimpleDateFormat(pat, *status);
-      else
-        retVal = (UDateFormat*)new SimpleDateFormat(pat, Locale(locale), *status);
-
-      if(retVal == 0) {
-        *status = U_MEMORY_ALLOCATION_ERROR;
-        return 0;
-      }
-      return retVal;
-  }
+
+        if(tzID != 0) {
+            TimeZone *zone = TimeZone::createTimeZone(UnicodeString((UBool)(tzIDLength == -1), tzID, tzIDLength));
+            if(zone == 0) {
+                *status = U_MEMORY_ALLOCATION_ERROR;
+                delete fmt;
+                return 0;
+            }
+            fmt->adoptTimeZone(zone);
+        }
+
+        return (UDateFormat*)fmt;
+    }
+    else
+    {
+        const UnicodeString pat = UnicodeString((UBool)(patternLength == -1), pattern, patternLength);
+        UDateFormat *retVal = 0;
+
+        if(locale == 0)
+            retVal = (UDateFormat*)new SimpleDateFormat(pat, *status);
+        else
+            retVal = (UDateFormat*)new SimpleDateFormat(pat, Locale(locale), *status);
+
+        if(retVal == 0) {
+            *status = U_MEMORY_ALLOCATION_ERROR;
+            return 0;
+        }
+        return retVal;
+    }
 }
 
 
 U_CAPI void U_EXPORT2
 udat_close(UDateFormat* format)
 {
-
-  delete (DateFormat*)format;
+    delete (DateFormat*)format;
 }
 
 U_CAPI UDateFormat* U_EXPORT2
 udat_clone(const UDateFormat *fmt,
        UErrorCode *status)
 {
+    if(U_FAILURE(*status)) return 0;
 
-  if(U_FAILURE(*status)) return 0;
+    Format *res = ((SimpleDateFormat*)fmt)->clone();
 
-  Format *res = ((SimpleDateFormat*)fmt)->clone();
-  
-  if(res == 0) {
-    *status = U_MEMORY_ALLOCATION_ERROR;
-    return 0;
-  }
+    if(res == 0) {
+        *status = U_MEMORY_ALLOCATION_ERROR;
+        return 0;
+    }
 
-  return (UDateFormat*) res;
+    return (UDateFormat*) res;
 }
 
 U_CAPI int32_t U_EXPORT2
@@ -119,29 +116,28 @@ udat_format(    const    UDateFormat*    format,
         UFieldPosition* position,
         UErrorCode*     status)
 {
+    if(U_FAILURE(*status)) return -1;
+
+    UnicodeString res;
+    if(!(result==NULL && resultLength==0)) {
+        // NULL destination for pure preflighting: empty dummy string
+        // otherwise, alias the destination buffer
+        res.setTo(result, 0, resultLength);
+    }
+
+    FieldPosition fp;
 
-  if(U_FAILURE(*status)) return -1;
-
-  UnicodeString res;
-  if(!(result==NULL && resultLength==0)) {
-    // NULL destination for pure preflighting: empty dummy string
-    // otherwise, alias the destination buffer
-    res.setTo(result, 0, resultLength);
-  }
-
-  FieldPosition fp;
-  
-  if(position != 0)
-    fp.setField(position->field);
-  
-  ((DateFormat*)format)->format(dateToFormat, res, fp);
-  
-  if(position != 0) {
-    position->beginIndex = fp.getBeginIndex();
-    position->endIndex = fp.getEndIndex();
-  }
-  
-  return res.extract(result, resultLength, *status);
+    if(position != 0)
+        fp.setField(position->field);
+
+    ((DateFormat*)format)->format(dateToFormat, res, fp);
+
+    if(position != 0) {
+        position->beginIndex = fp.getBeginIndex();
+        position->endIndex = fp.getEndIndex();
+    }
+
+    return res.extract(result, resultLength, *status);
 }
 
 U_CAPI UDate U_EXPORT2
@@ -151,28 +147,29 @@ udat_parse(    const    UDateFormat*        format,
         int32_t         *parsePos,
         UErrorCode      *status)
 {
+    if(U_FAILURE(*status)) return (UDate)0;
 
-  if(U_FAILURE(*status)) return (UDate)0;
+    const UnicodeString src((UBool)(textLength == -1), text, textLength);
+    ParsePosition pp;
+    int32_t stackParsePos = 0;
+    UDate res;
 
-  const UnicodeString src((UBool)(textLength == -1), text, textLength);
-  ParsePosition pp;
-  UDate res;
+    if(parsePos == NULL) {
+        parsePos = &stackParsePos;
+    }
 
-  if(parsePos != 0)
     pp.setIndex(*parsePos);
 
-  res = ((DateFormat*)format)->parse(src, pp);
+    res = ((DateFormat*)format)->parse(src, pp);
 
-  if(parsePos != 0) {
     if(pp.getErrorIndex() == -1)
-      *parsePos = pp.getIndex();
+        *parsePos = pp.getIndex();
     else {
-      *parsePos = pp.getErrorIndex();
-      *status = U_PARSE_ERROR;
+        *parsePos = pp.getErrorIndex();
+        *status = U_PARSE_ERROR;
     }
-  }
-  
-  return res;
+
+    return res;
 }
 
 U_CAPI void U_EXPORT2
@@ -183,104 +180,92 @@ udat_parseCalendar(const    UDateFormat*    format,
                             int32_t         *parsePos,
                             UErrorCode      *status)
 {
+    if(U_FAILURE(*status)) return;
 
-  if(U_FAILURE(*status)) return;
+    const UnicodeString src((UBool)(textLength == -1), text, textLength);
+    ParsePosition pp;
 
-  const UnicodeString src((UBool)(textLength == -1), text, textLength);
-  ParsePosition pp;
+    if(parsePos != 0)
+        pp.setIndex(*parsePos);
 
-  if(parsePos != 0)
-    pp.setIndex(*parsePos);
+    ((DateFormat*)format)->parse(src, *(Calendar*)calendar, pp);
 
-  ((DateFormat*)format)->parse(src, *(Calendar*)calendar, pp);
-
-  if(parsePos != 0) {
-    if(pp.getErrorIndex() == -1)
-      *parsePos = pp.getIndex();
-    else {
-      *parsePos = pp.getErrorIndex();
-      *status = U_PARSE_ERROR;
+    if(parsePos != 0) {
+        if(pp.getErrorIndex() == -1)
+            *parsePos = pp.getIndex();
+        else {
+            *parsePos = pp.getErrorIndex();
+            *status = U_PARSE_ERROR;
+        }
     }
-  }
-  
-  return;
 }
 
 U_CAPI UBool U_EXPORT2
 udat_isLenient(const UDateFormat* fmt)
 {
-
-  return ((DateFormat*)fmt)->isLenient();
+    return ((DateFormat*)fmt)->isLenient();
 }
 
 U_CAPI void U_EXPORT2
 udat_setLenient(    UDateFormat*    fmt,
             UBool          isLenient)
 {
-
-  ((DateFormat*)fmt)->setLenient(isLenient);
+    ((DateFormat*)fmt)->setLenient(isLenient);
 }
 
 U_CAPI const UCalendar* U_EXPORT2
 udat_getCalendar(const UDateFormat* fmt)
 {
-
-  return (const UCalendar*) ((DateFormat*)fmt)->getCalendar();
+    return (const UCalendar*) ((DateFormat*)fmt)->getCalendar();
 }
 
 U_CAPI void U_EXPORT2
-udat_setCalendar(            UDateFormat*    fmt,
-                    const   UCalendar*      calendarToSet)
+udat_setCalendar(UDateFormat*    fmt,
+                 const   UCalendar*      calendarToSet)
 {
-
-  ((DateFormat*)fmt)->setCalendar(*((Calendar*)calendarToSet));
+    ((DateFormat*)fmt)->setCalendar(*((Calendar*)calendarToSet));
 }
 
 U_CAPI const UNumberFormat* U_EXPORT2
 udat_getNumberFormat(const UDateFormat* fmt)
 {
-
-  return (const UNumberFormat*) ((DateFormat*)fmt)->getNumberFormat();
+    return (const UNumberFormat*) ((DateFormat*)fmt)->getNumberFormat();
 }
 
 U_CAPI void U_EXPORT2
-udat_setNumberFormat(            UDateFormat*    fmt,
-                    const   UNumberFormat*  numberFormatToSet)
+udat_setNumberFormat(UDateFormat*    fmt,
+                     const   UNumberFormat*  numberFormatToSet)
 {
-
-  ((DateFormat*)fmt)->setNumberFormat(*((NumberFormat*)numberFormatToSet));
+    ((DateFormat*)fmt)->setNumberFormat(*((NumberFormat*)numberFormatToSet));
 }
 
 U_CAPI const char* U_EXPORT2
 udat_getAvailable(int32_t index)
 {
-  return uloc_getAvailable(index);
+    return uloc_getAvailable(index);
 }
 
 U_CAPI int32_t U_EXPORT2
 udat_countAvailable()
 {
-
-  return uloc_countAvailable();
+    return uloc_countAvailable();
 }
 
 U_CAPI UDate U_EXPORT2
 udat_get2DigitYearStart(    const   UDateFormat     *fmt,
-                UErrorCode      *status)
+                        UErrorCode      *status)
 {
-
-  if(U_FAILURE(*status)) return (UDate)0;
-  return ((SimpleDateFormat*)fmt)->get2DigitYearStart(*status);
+    if(U_FAILURE(*status)) return (UDate)0;
+    return ((SimpleDateFormat*)fmt)->get2DigitYearStart(*status);
 }
 
 U_CAPI void U_EXPORT2
 udat_set2DigitYearStart(    UDateFormat     *fmt,
-                UDate           d,
-                UErrorCode      *status)
+                        UDate           d,
+                        UErrorCode      *status)
 {
-
-  if(U_FAILURE(*status)) return;
-  ((SimpleDateFormat*)fmt)->set2DigitYearStart(d, *status);
+    if(U_FAILURE(*status)) return;
+    ((SimpleDateFormat*)fmt)->set2DigitYearStart(d, *status);
 }
 
 U_CAPI int32_t U_EXPORT2
@@ -290,156 +275,152 @@ udat_toPattern(    const   UDateFormat     *fmt,
         int32_t         resultLength,
         UErrorCode      *status)
 {
+    if(U_FAILURE(*status)) return -1;
 
-  if(U_FAILURE(*status)) return -1;
-
-  UnicodeString res;
-  if(!(result==NULL && resultLength==0)) {
-    // NULL destination for pure preflighting: empty dummy string
-    // otherwise, alias the destination buffer
-    res.setTo(result, 0, resultLength);
-  }
+    UnicodeString res;
+    if(!(result==NULL && resultLength==0)) {
+        // NULL destination for pure preflighting: empty dummy string
+        // otherwise, alias the destination buffer
+        res.setTo(result, 0, resultLength);
+    }
 
-  if(localized)
-    ((SimpleDateFormat*)fmt)->toLocalizedPattern(res, *status);
-  else
-    ((SimpleDateFormat*)fmt)->toPattern(res);
+    if(localized)
+        ((SimpleDateFormat*)fmt)->toLocalizedPattern(res, *status);
+    else
+        ((SimpleDateFormat*)fmt)->toPattern(res);
 
-  return res.extract(result, resultLength, *status);
+    return res.extract(result, resultLength, *status);
 }
 
 // TBD: should this take an UErrorCode?
 U_CAPI void U_EXPORT2
-udat_applyPattern(            UDateFormat     *format,
+udat_applyPattern(  UDateFormat     *format,
                     UBool          localized,
                     const   UChar           *pattern,
                     int32_t         patternLength)
 {
+    const UnicodeString pat((UBool)(patternLength == -1), pattern, patternLength);
+    UErrorCode status = U_ZERO_ERROR;
 
-  const UnicodeString pat((UBool)(patternLength == -1), pattern, patternLength);
-  UErrorCode status = U_ZERO_ERROR;
-
-  if(localized)
-    ((SimpleDateFormat*)format)->applyLocalizedPattern(pat, status);
-  else
-    ((SimpleDateFormat*)format)->applyPattern(pat);
+    if(localized)
+        ((SimpleDateFormat*)format)->applyLocalizedPattern(pat, status);
+    else
+        ((SimpleDateFormat*)format)->applyPattern(pat);
 }
 
 U_CAPI int32_t U_EXPORT2
-udat_getSymbols(const   UDateFormat             *fmt,
-        UDateFormatSymbolType   type,
-        int32_t                 index,
-        UChar                   *result,
-        int32_t                 resultLength,
-        UErrorCode              *status)
+udat_getSymbols(const   UDateFormat     *fmt,
+                UDateFormatSymbolType   type,
+                int32_t                 index,
+                UChar                   *result,
+                int32_t                 resultLength,
+                UErrorCode              *status)
 {
+    if(U_FAILURE(*status)) return -1;
+
+    const DateFormatSymbols *syms = 
+        ((SimpleDateFormat*)fmt)->getDateFormatSymbols();
+    int32_t count;
+    const UnicodeString *res;
+
+    switch(type) {
+    case UDAT_ERAS:
+        res = syms->getEras(count);
+        if(index < count) {
+            return res[index].extract(result, resultLength, *status);
+        }
+        break;
 
-  if(U_FAILURE(*status)) return -1;
-
-  const DateFormatSymbols *syms = 
-    ((SimpleDateFormat*)fmt)->getDateFormatSymbols();
-  int32_t count;
-  const UnicodeString *res;
-
-  switch(type) {
-  case UDAT_ERAS:
-    res = syms->getEras(count);
-    if(index < count) {
-      return res[index].extract(result, resultLength, *status);
-    }
-    break;
-
-  case UDAT_MONTHS:
-    res = syms->getMonths(count);
-    if(index < count) {
-      return res[index].extract(result, resultLength, *status);
-    }
-    break;
+    case UDAT_MONTHS:
+        res = syms->getMonths(count);
+        if(index < count) {
+            return res[index].extract(result, resultLength, *status);
+        }
+        break;
 
-  case UDAT_SHORT_MONTHS:
-    res = syms->getShortMonths(count);
-    if(index < count) {
-      return res[index].extract(result, resultLength, *status);
-    }
-    break;
+    case UDAT_SHORT_MONTHS:
+        res = syms->getShortMonths(count);
+        if(index < count) {
+            return res[index].extract(result, resultLength, *status);
+        }
+        break;
 
-  case UDAT_WEEKDAYS:
-    res = syms->getWeekdays(count);
-    if(index < count) {
-      return res[index].extract(result, resultLength, *status);
-    }
-    break;
+    case UDAT_WEEKDAYS:
+        res = syms->getWeekdays(count);
+        if(index < count) {
+            return res[index].extract(result, resultLength, *status);
+        }
+        break;
 
-  case UDAT_SHORT_WEEKDAYS:
-    res = syms->getShortWeekdays(count);
-    if(index < count) {
-      return res[index].extract(result, resultLength, *status);
-    }
-    break;
+    case UDAT_SHORT_WEEKDAYS:
+        res = syms->getShortWeekdays(count);
+        if(index < count) {
+            return res[index].extract(result, resultLength, *status);
+        }
+        break;
 
-  case UDAT_AM_PMS:
-    res = syms->getAmPmStrings(count);
-    if(index < count) {
-      return res[index].extract(result, resultLength, *status);
+    case UDAT_AM_PMS:
+        res = syms->getAmPmStrings(count);
+        if(index < count) {
+            return res[index].extract(result, resultLength, *status);
+        }
+        break;
+
+    case UDAT_LOCALIZED_CHARS:
+        {
+            UnicodeString res1;
+            if(!(result==NULL && resultLength==0)) {
+                // NULL destination for pure preflighting: empty dummy string
+                // otherwise, alias the destination buffer
+                res1.setTo(result, 0, resultLength);
+            }
+            syms->getLocalPatternChars(res1);
+            return res1.extract(result, resultLength, *status);
+        }
     }
-    break;
 
-  case UDAT_LOCALIZED_CHARS:
-    {
-      UnicodeString res1;
-      if(!(result==NULL && resultLength==0)) {
-        // NULL destination for pure preflighting: empty dummy string
-        // otherwise, alias the destination buffer
-        res1.setTo(result, 0, resultLength);
-      }
-      syms->getLocalPatternChars(res1);
-      return res1.extract(result, resultLength, *status);
-    }
-  }
-  
-  return 0;
+    return 0;
 }
 
 U_CAPI int32_t U_EXPORT2
 udat_countSymbols(    const    UDateFormat                *fmt,
             UDateFormatSymbolType    type)
 {
+    const DateFormatSymbols *syms = 
+        ((SimpleDateFormat*)fmt)->getDateFormatSymbols();
+    int32_t count = 0;
+
+    switch(type) {
+    case UDAT_ERAS:
+        syms->getEras(count);
+        break;
+
+    case UDAT_MONTHS:
+        syms->getMonths(count);
+        break;
+
+    case UDAT_SHORT_MONTHS:
+        syms->getShortMonths(count);
+        break;
+
+    case UDAT_WEEKDAYS:
+        syms->getWeekdays(count);
+        break;
+
+    case UDAT_SHORT_WEEKDAYS:
+        syms->getShortWeekdays(count);
+        break;
+
+    case UDAT_AM_PMS:
+        syms->getAmPmStrings(count);
+        break;
+
+    case UDAT_LOCALIZED_CHARS:
+        count = 1;
+        break;
+    }
 
-  const DateFormatSymbols *syms = 
-    ((SimpleDateFormat*)fmt)->getDateFormatSymbols();
-  int32_t count = 0;
-
-  switch(type) {
-  case UDAT_ERAS:
-    syms->getEras(count);
-    break;
-
-  case UDAT_MONTHS:
-    syms->getMonths(count);
-    break;
-
-  case UDAT_SHORT_MONTHS:
-    syms->getShortMonths(count);
-    break;
-
-  case UDAT_WEEKDAYS:
-    syms->getWeekdays(count);
-    break;
-
-  case UDAT_SHORT_WEEKDAYS:
-    syms->getShortWeekdays(count);
-    break;
-
-  case UDAT_AM_PMS:
-    syms->getAmPmStrings(count);
-    break;
-
-  case UDAT_LOCALIZED_CHARS:
-    count = 1;
-    break;
-  }
-  
-  return count;
+    return count;
 }
 
 U_NAMESPACE_BEGIN
@@ -470,61 +451,69 @@ U_NAMESPACE_BEGIN
  */
 class DateFormatSymbolsSingleSetter /* not : public UObject because all methods are static */ {
 public:
-  static void
-  setSymbol(UnicodeString *array, int32_t count, int32_t index,
-            const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    if(array!=NULL) {
-      if(index>=count) {
-        errorCode=U_INDEX_OUTOFBOUNDS_ERROR;
-      } else if(value==NULL) {
-        errorCode=U_ILLEGAL_ARGUMENT_ERROR;
-      } else {
-        array[index].setTo(value, valueLength);
-      }
+    static void
+        setSymbol(UnicodeString *array, int32_t count, int32_t index,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        if(array!=NULL) {
+            if(index>=count) {
+                errorCode=U_INDEX_OUTOFBOUNDS_ERROR;
+            } else if(value==NULL) {
+                errorCode=U_ILLEGAL_ARGUMENT_ERROR;
+            } else {
+                array[index].setTo(value, valueLength);
+            }
+        }
+    }
+
+    static void
+        setEra(DateFormatSymbols *syms, int32_t index,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        setSymbol(syms->fEras, syms->fErasCount, index, value, valueLength, errorCode);
+    }
+
+    static void
+        setMonth(DateFormatSymbols *syms, int32_t index,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        setSymbol(syms->fMonths, syms->fMonthsCount, index, value, valueLength, errorCode);
+    }
+
+    static void
+        setShortMonth(DateFormatSymbols *syms, int32_t index,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        setSymbol(syms->fShortMonths, syms->fShortMonthsCount, index, value, valueLength, errorCode);
+    }
+
+    static void
+        setWeekday(DateFormatSymbols *syms, int32_t index,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        setSymbol(syms->fWeekdays, syms->fWeekdaysCount, index, value, valueLength, errorCode);
+    }
+
+    static void
+        setShortWeekday(DateFormatSymbols *syms, int32_t index,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        setSymbol(syms->fShortWeekdays, syms->fShortWeekdaysCount, index, value, valueLength, errorCode);
+    }
+
+    static void
+        setAmPm(DateFormatSymbols *syms, int32_t index,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        setSymbol(syms->fAmPms, syms->fAmPmsCount, index, value, valueLength, errorCode);
+    }
+
+    static void
+        setLocalPatternChars(DateFormatSymbols *syms,
+        const UChar *value, int32_t valueLength, UErrorCode &errorCode)
+    {
+        setSymbol(&syms->fLocalPatternChars, 1, 0, value, valueLength, errorCode);
     }
-  }
-
-  static void
-  setEra(DateFormatSymbols *syms, int32_t index,
-         const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    setSymbol(syms->fEras, syms->fErasCount, index, value, valueLength, errorCode);
-  }
-
-  static void
-  setMonth(DateFormatSymbols *syms, int32_t index,
-           const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    setSymbol(syms->fMonths, syms->fMonthsCount, index, value, valueLength, errorCode);
-  }
-
-  static void
-  setShortMonth(DateFormatSymbols *syms, int32_t index,
-                const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    setSymbol(syms->fShortMonths, syms->fShortMonthsCount, index, value, valueLength, errorCode);
-  }
-
-  static void
-  setWeekday(DateFormatSymbols *syms, int32_t index,
-             const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    setSymbol(syms->fWeekdays, syms->fWeekdaysCount, index, value, valueLength, errorCode);
-  }
-
-  static void
-  setShortWeekday(DateFormatSymbols *syms, int32_t index,
-                  const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    setSymbol(syms->fShortWeekdays, syms->fShortWeekdaysCount, index, value, valueLength, errorCode);
-  }
-
-  static void
-  setAmPm(DateFormatSymbols *syms, int32_t index,
-          const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    setSymbol(syms->fAmPms, syms->fAmPmsCount, index, value, valueLength, errorCode);
-  }
-
-  static void
-  setLocalPatternChars(DateFormatSymbols *syms,
-                       const UChar *value, int32_t valueLength, UErrorCode &errorCode) {
-    setSymbol(&syms->fLocalPatternChars, 1, 0, value, valueLength, errorCode);
-  }
 };
 
 U_NAMESPACE_END
@@ -537,40 +526,52 @@ udat_setSymbols(    UDateFormat             *format,
             int32_t                 valueLength,
             UErrorCode              *status)
 {
+    if(U_FAILURE(*status)) return;
 
-  if(U_FAILURE(*status)) return;
-
-  DateFormatSymbols *syms = (DateFormatSymbols *)((SimpleDateFormat *)format)->getDateFormatSymbols();
+    DateFormatSymbols *syms = (DateFormatSymbols *)((SimpleDateFormat *)format)->getDateFormatSymbols();
 
-  switch(type) {
-  case UDAT_ERAS:
-    DateFormatSymbolsSingleSetter::setEra(syms, index, value, valueLength, *status);
-    break;
+    switch(type) {
+    case UDAT_ERAS:
+        DateFormatSymbolsSingleSetter::setEra(syms, index, value, valueLength, *status);
+        break;
 
-  case UDAT_MONTHS:
-    DateFormatSymbolsSingleSetter::setMonth(syms, index, value, valueLength, *status);
-    break;
+    case UDAT_MONTHS:
+        DateFormatSymbolsSingleSetter::setMonth(syms, index, value, valueLength, *status);
+        break;
 
-  case UDAT_SHORT_MONTHS:
-    DateFormatSymbolsSingleSetter::setShortMonth(syms, index, value, valueLength, *status);
-    break;
+    case UDAT_SHORT_MONTHS:
+        DateFormatSymbolsSingleSetter::setShortMonth(syms, index, value, valueLength, *status);
+        break;
 
-  case UDAT_WEEKDAYS:
-    DateFormatSymbolsSingleSetter::setWeekday(syms, index, value, valueLength, *status);
-    break;
+    case UDAT_WEEKDAYS:
+        DateFormatSymbolsSingleSetter::setWeekday(syms, index, value, valueLength, *status);
+        break;
 
-  case UDAT_SHORT_WEEKDAYS:
-    DateFormatSymbolsSingleSetter::setShortWeekday(syms, index, value, valueLength, *status);
-    break;
+    case UDAT_SHORT_WEEKDAYS:
+        DateFormatSymbolsSingleSetter::setShortWeekday(syms, index, value, valueLength, *status);
+        break;
 
-  case UDAT_AM_PMS:
-    DateFormatSymbolsSingleSetter::setAmPm(syms, index, value, valueLength, *status);
-    break;
+    case UDAT_AM_PMS:
+        DateFormatSymbolsSingleSetter::setAmPm(syms, index, value, valueLength, *status);
+        break;
 
-  case UDAT_LOCALIZED_CHARS:
-    DateFormatSymbolsSingleSetter::setLocalPatternChars(syms, value, valueLength, *status);
-    break;
-  }
+    case UDAT_LOCALIZED_CHARS:
+        DateFormatSymbolsSingleSetter::setLocalPatternChars(syms, value, valueLength, *status);
+        break;
+    }
 }
 
+U_CAPI const char* U_EXPORT2
+udat_getLocaleByType(const UDateFormat *fmt,
+                     ULocDataLocaleType type,
+                     UErrorCode* status)
+{
+    if (fmt == NULL) {
+        if (U_SUCCESS(*status)) {
+            *status = U_ILLEGAL_ARGUMENT_ERROR;
+        }
+        return NULL;
+    }
+    return ((Format*)fmt)->getLocaleID(type, *status);
+}
 #endif /* #if !UCONFIG_NO_FORMATTING */