1/* 2 * Copyright (C) 2008 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "ICU" 18 19#include "JNIHelp.h" 20#include "JniConstants.h" 21#include "JniException.h" 22#include "ScopedFd.h" 23#include "ScopedJavaUnicodeString.h" 24#include "ScopedLocalRef.h" 25#include "ScopedStringChars.h" 26#include "ScopedUtfChars.h" 27#include "UniquePtr.h" 28#include "cutils/log.h" 29#include "toStringArray.h" 30#include "unicode/calendar.h" 31#include "unicode/datefmt.h" 32#include "unicode/dcfmtsym.h" 33#include "unicode/decimfmt.h" 34#include "unicode/dtfmtsym.h" 35#include "unicode/gregocal.h" 36#include "unicode/locid.h" 37#include "unicode/numfmt.h" 38#include "unicode/strenum.h" 39#include "unicode/ubrk.h" 40#include "unicode/ucal.h" 41#include "unicode/uclean.h" 42#include "unicode/ucol.h" 43#include "unicode/ucurr.h" 44#include "unicode/udat.h" 45#include "unicode/uloc.h" 46#include "unicode/ustring.h" 47#include "ureslocs.h" 48#include "valueOf.h" 49 50#include <errno.h> 51#include <fcntl.h> 52#include <stdlib.h> 53#include <string.h> 54#include <string> 55#include <sys/mman.h> 56#include <sys/stat.h> 57#include <sys/time.h> 58#include <sys/types.h> 59#include <time.h> 60#include <unistd.h> 61 62// TODO: put this in a header file and use it everywhere! 63// DISALLOW_COPY_AND_ASSIGN disallows the copy and operator= functions. 64// It goes in the private: declarations in a class. 65#define DISALLOW_COPY_AND_ASSIGN(TypeName) \ 66 TypeName(const TypeName&); \ 67 void operator=(const TypeName&) 68 69class ScopedResourceBundle { 70 public: 71 ScopedResourceBundle(UResourceBundle* bundle) : bundle_(bundle) { 72 } 73 74 ~ScopedResourceBundle() { 75 if (bundle_ != NULL) { 76 ures_close(bundle_); 77 } 78 } 79 80 UResourceBundle* get() { 81 return bundle_; 82 } 83 84 bool hasKey(const char* key) { 85 UErrorCode status = U_ZERO_ERROR; 86 ures_getStringByKey(bundle_, key, NULL, &status); 87 return U_SUCCESS(status); 88 } 89 90 private: 91 UResourceBundle* bundle_; 92 DISALLOW_COPY_AND_ASSIGN(ScopedResourceBundle); 93}; 94 95Locale getLocale(JNIEnv* env, jstring localeName) { 96 return Locale::createFromName(ScopedUtfChars(env, localeName).c_str()); 97} 98 99static jstring ICU_addLikelySubtags(JNIEnv* env, jclass, jstring javaLocale) { 100 UErrorCode status = U_ZERO_ERROR; 101 ScopedUtfChars localeID(env, javaLocale); 102 char maximizedLocaleID[ULOC_FULLNAME_CAPACITY]; 103 uloc_addLikelySubtags(localeID.c_str(), maximizedLocaleID, sizeof(maximizedLocaleID), &status); 104 if (U_FAILURE(status)) { 105 return javaLocale; 106 } 107 return env->NewStringUTF(maximizedLocaleID); 108} 109 110static jstring ICU_getScript(JNIEnv* env, jclass, jstring javaLocale) { 111 UErrorCode status = U_ZERO_ERROR; 112 ScopedUtfChars localeID(env, javaLocale); 113 char script[ULOC_SCRIPT_CAPACITY]; 114 uloc_getScript(localeID.c_str(), script, sizeof(script), &status); 115 if (U_FAILURE(status)) { 116 return NULL; 117 } 118 return env->NewStringUTF(script); 119} 120 121static jint ICU_getCurrencyFractionDigits(JNIEnv* env, jclass, jstring javaCurrencyCode) { 122 ScopedJavaUnicodeString currencyCode(env, javaCurrencyCode); 123 UnicodeString icuCurrencyCode(currencyCode.unicodeString()); 124 UErrorCode status = U_ZERO_ERROR; 125 return ucurr_getDefaultFractionDigits(icuCurrencyCode.getTerminatedBuffer(), &status); 126} 127 128static jstring ICU_getCurrencyCode(JNIEnv* env, jclass, jstring javaCountryCode) { 129 UErrorCode status = U_ZERO_ERROR; 130 ScopedResourceBundle supplData(ures_openDirect(U_ICUDATA_CURR, "supplementalData", &status)); 131 if (U_FAILURE(status)) { 132 return NULL; 133 } 134 135 ScopedResourceBundle currencyMap(ures_getByKey(supplData.get(), "CurrencyMap", NULL, &status)); 136 if (U_FAILURE(status)) { 137 return NULL; 138 } 139 140 ScopedUtfChars countryCode(env, javaCountryCode); 141 ScopedResourceBundle currency(ures_getByKey(currencyMap.get(), countryCode.c_str(), NULL, &status)); 142 if (U_FAILURE(status)) { 143 return NULL; 144 } 145 146 ScopedResourceBundle currencyElem(ures_getByIndex(currency.get(), 0, NULL, &status)); 147 if (U_FAILURE(status)) { 148 return env->NewStringUTF("XXX"); 149 } 150 151 // Check if there's a 'to' date. If there is, the currency isn't used anymore. 152 ScopedResourceBundle currencyTo(ures_getByKey(currencyElem.get(), "to", NULL, &status)); 153 if (!U_FAILURE(status)) { 154 return NULL; 155 } 156 // Ignore the failure to find a 'to' date. 157 status = U_ZERO_ERROR; 158 159 ScopedResourceBundle currencyId(ures_getByKey(currencyElem.get(), "id", NULL, &status)); 160 if (U_FAILURE(status)) { 161 // No id defined for this country 162 return env->NewStringUTF("XXX"); 163 } 164 165 int32_t charCount; 166 const jchar* chars = ures_getString(currencyId.get(), &charCount, &status); 167 return (charCount == 0) ? env->NewStringUTF("XXX") : env->NewString(chars, charCount); 168} 169 170static jstring ICU_getCurrencyDisplayName(JNIEnv* env, jclass, jstring javaLocaleName, jstring javaCurrencyCode) { 171 ScopedUtfChars localeName(env, javaLocaleName); 172 ScopedJavaUnicodeString currencyCode(env, javaCurrencyCode); 173 UnicodeString icuCurrencyCode(currencyCode.unicodeString()); 174 UErrorCode status = U_ZERO_ERROR; 175 UBool isChoiceFormat; 176 int32_t charCount; 177 const UChar* chars = ucurr_getName(icuCurrencyCode.getTerminatedBuffer(), localeName.c_str(), 178 UCURR_LONG_NAME, &isChoiceFormat, &charCount, &status); 179 if (status == U_USING_DEFAULT_WARNING) { 180 // ICU's default is English. We want the ISO 4217 currency code instead. 181 chars = icuCurrencyCode.getBuffer(); 182 charCount = icuCurrencyCode.length(); 183 } 184 return (charCount == 0) ? NULL : env->NewString(chars, charCount); 185} 186 187static jstring ICU_getCurrencySymbol(JNIEnv* env, jclass, jstring locale, jstring currencyCode) { 188 // We can't use ucurr_getName because it doesn't distinguish between using data root from 189 // the root locale and parroting back the input because it's never heard of the currency code. 190 ScopedUtfChars localeName(env, locale); 191 UErrorCode status = U_ZERO_ERROR; 192 ScopedResourceBundle currLoc(ures_open(U_ICUDATA_CURR, localeName.c_str(), &status)); 193 if (U_FAILURE(status)) { 194 return NULL; 195 } 196 197 ScopedResourceBundle currencies(ures_getByKey(currLoc.get(), "Currencies", NULL, &status)); 198 if (U_FAILURE(status)) { 199 return NULL; 200 } 201 202 ScopedUtfChars currency(env, currencyCode); 203 ScopedResourceBundle currencyElems(ures_getByKey(currencies.get(), currency.c_str(), NULL, &status)); 204 if (U_FAILURE(status)) { 205 return NULL; 206 } 207 208 int32_t charCount; 209 const jchar* chars = ures_getStringByIndex(currencyElems.get(), 0, &charCount, &status); 210 if (U_FAILURE(status)) { 211 return NULL; 212 } 213 return (charCount == 0) ? NULL : env->NewString(chars, charCount); 214} 215 216static jstring ICU_getDisplayCountryNative(JNIEnv* env, jclass, jstring targetLocale, jstring locale) { 217 Locale loc = getLocale(env, locale); 218 Locale targetLoc = getLocale(env, targetLocale); 219 UnicodeString str; 220 targetLoc.getDisplayCountry(loc, str); 221 return env->NewString(str.getBuffer(), str.length()); 222} 223 224static jstring ICU_getDisplayLanguageNative(JNIEnv* env, jclass, jstring targetLocale, jstring locale) { 225 Locale loc = getLocale(env, locale); 226 Locale targetLoc = getLocale(env, targetLocale); 227 UnicodeString str; 228 targetLoc.getDisplayLanguage(loc, str); 229 return env->NewString(str.getBuffer(), str.length()); 230} 231 232static jstring ICU_getDisplayVariantNative(JNIEnv* env, jclass, jstring targetLocale, jstring locale) { 233 Locale loc = getLocale(env, locale); 234 Locale targetLoc = getLocale(env, targetLocale); 235 UnicodeString str; 236 targetLoc.getDisplayVariant(loc, str); 237 return env->NewString(str.getBuffer(), str.length()); 238} 239 240static jstring ICU_getISO3CountryNative(JNIEnv* env, jclass, jstring locale) { 241 Locale loc = getLocale(env, locale); 242 return env->NewStringUTF(loc.getISO3Country()); 243} 244 245static jstring ICU_getISO3LanguageNative(JNIEnv* env, jclass, jstring locale) { 246 Locale loc = getLocale(env, locale); 247 return env->NewStringUTF(loc.getISO3Language()); 248} 249 250static jobjectArray ICU_getISOCountriesNative(JNIEnv* env, jclass) { 251 return toStringArray(env, Locale::getISOCountries()); 252} 253 254static jobjectArray ICU_getISOLanguagesNative(JNIEnv* env, jclass) { 255 return toStringArray(env, Locale::getISOLanguages()); 256} 257 258static jobjectArray ICU_getAvailableLocalesNative(JNIEnv* env, jclass) { 259 return toStringArray(env, uloc_countAvailable, uloc_getAvailable); 260} 261 262static jobjectArray ICU_getAvailableBreakIteratorLocalesNative(JNIEnv* env, jclass) { 263 return toStringArray(env, ubrk_countAvailable, ubrk_getAvailable); 264} 265 266static jobjectArray ICU_getAvailableCalendarLocalesNative(JNIEnv* env, jclass) { 267 return toStringArray(env, ucal_countAvailable, ucal_getAvailable); 268} 269 270static jobjectArray ICU_getAvailableCollatorLocalesNative(JNIEnv* env, jclass) { 271 return toStringArray(env, ucol_countAvailable, ucol_getAvailable); 272} 273 274static jobjectArray ICU_getAvailableDateFormatLocalesNative(JNIEnv* env, jclass) { 275 return toStringArray(env, udat_countAvailable, udat_getAvailable); 276} 277 278static jobjectArray ICU_getAvailableNumberFormatLocalesNative(JNIEnv* env, jclass) { 279 return toStringArray(env, unum_countAvailable, unum_getAvailable); 280} 281 282static void setIntegerField(JNIEnv* env, jobject obj, const char* fieldName, int value) { 283 ScopedLocalRef<jobject> integerValue(env, integerValueOf(env, value)); 284 jfieldID fid = env->GetFieldID(JniConstants::localeDataClass, fieldName, "Ljava/lang/Integer;"); 285 env->SetObjectField(obj, fid, integerValue.get()); 286} 287 288static void setStringField(JNIEnv* env, jobject obj, const char* fieldName, jstring value) { 289 jfieldID fid = env->GetFieldID(JniConstants::localeDataClass, fieldName, "Ljava/lang/String;"); 290 env->SetObjectField(obj, fid, value); 291 env->DeleteLocalRef(value); 292} 293 294static void setStringArrayField(JNIEnv* env, jobject obj, const char* fieldName, jobjectArray value) { 295 jfieldID fid = env->GetFieldID(JniConstants::localeDataClass, fieldName, "[Ljava/lang/String;"); 296 env->SetObjectField(obj, fid, value); 297} 298 299static void setStringArrayField(JNIEnv* env, jobject obj, const char* fieldName, const UnicodeString* valueArray, int32_t size) { 300 ScopedLocalRef<jobjectArray> result(env, env->NewObjectArray(size, JniConstants::stringClass, NULL)); 301 for (int32_t i = 0; i < size ; i++) { 302 ScopedLocalRef<jstring> s(env, env->NewString(valueArray[i].getBuffer(),valueArray[i].length())); 303 if (env->ExceptionCheck()) { 304 return; 305 } 306 env->SetObjectArrayElement(result.get(), i, s.get()); 307 if (env->ExceptionCheck()) { 308 return; 309 } 310 } 311 setStringArrayField(env, obj, fieldName, result.get()); 312} 313 314static void setStringField(JNIEnv* env, jobject obj, const char* fieldName, UResourceBundle* bundle, int index) { 315 UErrorCode status = U_ZERO_ERROR; 316 int charCount; 317 const UChar* chars = ures_getStringByIndex(bundle, index, &charCount, &status); 318 if (U_SUCCESS(status)) { 319 setStringField(env, obj, fieldName, env->NewString(chars, charCount)); 320 } else { 321 ALOGE("Error setting String field %s from ICU resource (index %d): %s", fieldName, index, u_errorName(status)); 322 } 323} 324 325static void setStringField(JNIEnv* env, jobject obj, const char* fieldName, UResourceBundle* bundle, const char* key) { 326 UErrorCode status = U_ZERO_ERROR; 327 int charCount; 328 const UChar* chars = ures_getStringByKey(bundle, key, &charCount, &status); 329 if (U_SUCCESS(status)) { 330 setStringField(env, obj, fieldName, env->NewString(chars, charCount)); 331 } else { 332 ALOGE("Error setting String field %s from ICU resource (key %s): %s", fieldName, key, u_errorName(status)); 333 } 334} 335 336static void setCharField(JNIEnv* env, jobject obj, const char* fieldName, const UnicodeString& value) { 337 if (value.length() == 0) { 338 return; 339 } 340 jfieldID fid = env->GetFieldID(JniConstants::localeDataClass, fieldName, "C"); 341 env->SetCharField(obj, fid, value.charAt(0)); 342} 343 344static void setStringField(JNIEnv* env, jobject obj, const char* fieldName, const UnicodeString& value) { 345 const UChar* chars = value.getBuffer(); 346 setStringField(env, obj, fieldName, env->NewString(chars, value.length())); 347} 348 349static void setNumberPatterns(JNIEnv* env, jobject obj, jstring locale) { 350 UErrorCode status = U_ZERO_ERROR; 351 Locale localeObj = getLocale(env, locale); 352 353 UnicodeString pattern; 354 UniquePtr<DecimalFormat> fmt(static_cast<DecimalFormat*>(NumberFormat::createInstance(localeObj, UNUM_CURRENCY, status))); 355 pattern = fmt->toPattern(pattern.remove()); 356 setStringField(env, obj, "currencyPattern", pattern); 357 358 fmt.reset(static_cast<DecimalFormat*>(NumberFormat::createInstance(localeObj, UNUM_DECIMAL, status))); 359 pattern = fmt->toPattern(pattern.remove()); 360 setStringField(env, obj, "numberPattern", pattern); 361 362 fmt.reset(static_cast<DecimalFormat*>(NumberFormat::createInstance(localeObj, UNUM_PERCENT, status))); 363 pattern = fmt->toPattern(pattern.remove()); 364 setStringField(env, obj, "percentPattern", pattern); 365} 366 367static void setDecimalFormatSymbolsData(JNIEnv* env, jobject obj, jstring locale) { 368 UErrorCode status = U_ZERO_ERROR; 369 Locale localeObj = getLocale(env, locale); 370 DecimalFormatSymbols dfs(localeObj, status); 371 372 setCharField(env, obj, "decimalSeparator", dfs.getSymbol(DecimalFormatSymbols::kDecimalSeparatorSymbol)); 373 setCharField(env, obj, "groupingSeparator", dfs.getSymbol(DecimalFormatSymbols::kGroupingSeparatorSymbol)); 374 setCharField(env, obj, "patternSeparator", dfs.getSymbol(DecimalFormatSymbols::kPatternSeparatorSymbol)); 375 setCharField(env, obj, "percent", dfs.getSymbol(DecimalFormatSymbols::kPercentSymbol)); 376 setCharField(env, obj, "perMill", dfs.getSymbol(DecimalFormatSymbols::kPerMillSymbol)); 377 setCharField(env, obj, "monetarySeparator", dfs.getSymbol(DecimalFormatSymbols::kMonetarySeparatorSymbol)); 378 setCharField(env, obj, "minusSign", dfs.getSymbol(DecimalFormatSymbols:: kMinusSignSymbol)); 379 setStringField(env, obj, "exponentSeparator", dfs.getSymbol(DecimalFormatSymbols::kExponentialSymbol)); 380 setStringField(env, obj, "infinity", dfs.getSymbol(DecimalFormatSymbols::kInfinitySymbol)); 381 setStringField(env, obj, "NaN", dfs.getSymbol(DecimalFormatSymbols::kNaNSymbol)); 382 setCharField(env, obj, "zeroDigit", dfs.getSymbol(DecimalFormatSymbols::kZeroDigitSymbol)); 383} 384 385 386// Iterates up through the locale hierarchy. So "en_US" would return "en_US", "en", "". 387class LocaleNameIterator { 388 public: 389 LocaleNameIterator(const char* locale_name, UErrorCode& status) : status_(status), has_next_(true) { 390 strcpy(locale_name_, locale_name); 391 locale_name_length_ = strlen(locale_name_); 392 } 393 394 const char* Get() { 395 return locale_name_; 396 } 397 398 bool HasNext() { 399 return has_next_; 400 } 401 402 void Up() { 403 locale_name_length_ = uloc_getParent(locale_name_, locale_name_, sizeof(locale_name_), &status_); 404 if (locale_name_length_ == 0) { 405 has_next_ = false; 406 } 407 } 408 409 private: 410 UErrorCode& status_; 411 bool has_next_; 412 char locale_name_[ULOC_FULLNAME_CAPACITY]; 413 int32_t locale_name_length_; 414 415 DISALLOW_COPY_AND_ASSIGN(LocaleNameIterator); 416}; 417 418static bool getDateTimePatterns(JNIEnv* env, jobject localeData, const char* locale_name) { 419 UErrorCode status = U_ZERO_ERROR; 420 ScopedResourceBundle root(ures_open(NULL, locale_name, &status)); 421 if (U_FAILURE(status)) { 422 return false; 423 } 424 ScopedResourceBundle calendar(ures_getByKey(root.get(), "calendar", NULL, &status)); 425 if (U_FAILURE(status)) { 426 return false; 427 } 428 ScopedResourceBundle gregorian(ures_getByKey(calendar.get(), "gregorian", NULL, &status)); 429 if (U_FAILURE(status)) { 430 return false; 431 } 432 ScopedResourceBundle dateTimePatterns(ures_getByKey(gregorian.get(), "DateTimePatterns", NULL, &status)); 433 if (U_FAILURE(status)) { 434 return false; 435 } 436 setStringField(env, localeData, "fullTimeFormat", dateTimePatterns.get(), 0); 437 setStringField(env, localeData, "longTimeFormat", dateTimePatterns.get(), 1); 438 setStringField(env, localeData, "mediumTimeFormat", dateTimePatterns.get(), 2); 439 setStringField(env, localeData, "shortTimeFormat", dateTimePatterns.get(), 3); 440 setStringField(env, localeData, "fullDateFormat", dateTimePatterns.get(), 4); 441 setStringField(env, localeData, "longDateFormat", dateTimePatterns.get(), 5); 442 setStringField(env, localeData, "mediumDateFormat", dateTimePatterns.get(), 6); 443 setStringField(env, localeData, "shortDateFormat", dateTimePatterns.get(), 7); 444 return true; 445} 446 447static bool getYesterdayTodayAndTomorrow(JNIEnv* env, jobject localeData, const char* locale_name) { 448 UErrorCode status = U_ZERO_ERROR; 449 ScopedResourceBundle root(ures_open(NULL, locale_name, &status)); 450 if (U_FAILURE(status)) { 451 return false; 452 } 453 ScopedResourceBundle calendar(ures_getByKey(root.get(), "calendar", NULL, &status)); 454 if (U_FAILURE(status)) { 455 return false; 456 } 457 ScopedResourceBundle gregorian(ures_getByKey(calendar.get(), "gregorian", NULL, &status)); 458 if (U_FAILURE(status)) { 459 return false; 460 } 461 ScopedResourceBundle fields(ures_getByKey(gregorian.get(), "fields", NULL, &status)); 462 if (U_FAILURE(status)) { 463 return false; 464 } 465 ScopedResourceBundle day(ures_getByKey(fields.get(), "day", NULL, &status)); 466 if (U_FAILURE(status)) { 467 return false; 468 } 469 ScopedResourceBundle relative(ures_getByKey(day.get(), "relative", NULL, &status)); 470 if (U_FAILURE(status)) { 471 return false; 472 } 473 // bn_BD only has a "-2" entry. 474 if (relative.hasKey("-1") && relative.hasKey("0") && relative.hasKey("1")) { 475 setStringField(env, localeData, "yesterday", relative.get(), "-1"); 476 setStringField(env, localeData, "today", relative.get(), "0"); 477 setStringField(env, localeData, "tomorrow", relative.get(), "1"); 478 return true; 479 } 480 return false; 481} 482 483static jboolean ICU_initLocaleDataImpl(JNIEnv* env, jclass, jstring locale, jobject localeData) { 484 ScopedUtfChars localeName(env, locale); 485 if (localeName.c_str() == NULL) { 486 return JNI_FALSE; 487 } 488 if (localeName.size() >= ULOC_FULLNAME_CAPACITY) { 489 return JNI_FALSE; // ICU has a fixed-length limit. 490 } 491 492 // Get the DateTimePatterns. 493 UErrorCode status = U_ZERO_ERROR; 494 bool foundDateTimePatterns = false; 495 for (LocaleNameIterator it(localeName.c_str(), status); it.HasNext(); it.Up()) { 496 if (getDateTimePatterns(env, localeData, it.Get())) { 497 foundDateTimePatterns = true; 498 break; 499 } 500 } 501 if (!foundDateTimePatterns) { 502 ALOGE("Couldn't find ICU DateTimePatterns for %s", localeName.c_str()); 503 return JNI_FALSE; 504 } 505 506 // Get the "Yesterday", "Today", and "Tomorrow" strings. 507 bool foundYesterdayTodayAndTomorrow = false; 508 for (LocaleNameIterator it(localeName.c_str(), status); it.HasNext(); it.Up()) { 509 if (getYesterdayTodayAndTomorrow(env, localeData, it.Get())) { 510 foundYesterdayTodayAndTomorrow = true; 511 break; 512 } 513 } 514 if (!foundYesterdayTodayAndTomorrow) { 515 ALOGE("Couldn't find ICU yesterday/today/tomorrow for %s", localeName.c_str()); 516 return JNI_FALSE; 517 } 518 519 status = U_ZERO_ERROR; 520 Locale localeObj = getLocale(env, locale); 521 UniquePtr<Calendar> cal(Calendar::createInstance(localeObj, status)); 522 if (U_FAILURE(status)) { 523 return JNI_FALSE; 524 } 525 526 setIntegerField(env, localeData, "firstDayOfWeek", cal->getFirstDayOfWeek()); 527 setIntegerField(env, localeData, "minimalDaysInFirstWeek", cal->getMinimalDaysInFirstWeek()); 528 529 // Get DateFormatSymbols. 530 status = U_ZERO_ERROR; 531 DateFormatSymbols dateFormatSym(localeObj, status); 532 if (U_FAILURE(status)) { 533 return JNI_FALSE; 534 } 535 536 // Get AM/PM and BC/AD. 537 int32_t count = 0; 538 const UnicodeString* amPmStrs = dateFormatSym.getAmPmStrings(count); 539 setStringArrayField(env, localeData, "amPm", amPmStrs, count); 540 const UnicodeString* erasStrs = dateFormatSym.getEras(count); 541 setStringArrayField(env, localeData, "eras", erasStrs, count); 542 543 const UnicodeString* longMonthNames = 544 dateFormatSym.getMonths(count, DateFormatSymbols::FORMAT, DateFormatSymbols::WIDE); 545 setStringArrayField(env, localeData, "longMonthNames", longMonthNames, count); 546 const UnicodeString* shortMonthNames = 547 dateFormatSym.getMonths(count, DateFormatSymbols::FORMAT, DateFormatSymbols::ABBREVIATED); 548 setStringArrayField(env, localeData, "shortMonthNames", shortMonthNames, count); 549 const UnicodeString* tinyMonthNames = 550 dateFormatSym.getMonths(count, DateFormatSymbols::FORMAT, DateFormatSymbols::NARROW); 551 setStringArrayField(env, localeData, "tinyMonthNames", tinyMonthNames, count); 552 const UnicodeString* longWeekdayNames = 553 dateFormatSym.getWeekdays(count, DateFormatSymbols::FORMAT, DateFormatSymbols::WIDE); 554 setStringArrayField(env, localeData, "longWeekdayNames", longWeekdayNames, count); 555 const UnicodeString* shortWeekdayNames = 556 dateFormatSym.getWeekdays(count, DateFormatSymbols::FORMAT, DateFormatSymbols::ABBREVIATED); 557 setStringArrayField(env, localeData, "shortWeekdayNames", shortWeekdayNames, count); 558 const UnicodeString* tinyWeekdayNames = 559 dateFormatSym.getWeekdays(count, DateFormatSymbols::FORMAT, DateFormatSymbols::NARROW); 560 setStringArrayField(env, localeData, "tinyWeekdayNames", tinyWeekdayNames, count); 561 562 const UnicodeString* longStandAloneMonthNames = 563 dateFormatSym.getMonths(count, DateFormatSymbols::STANDALONE, DateFormatSymbols::WIDE); 564 setStringArrayField(env, localeData, "longStandAloneMonthNames", longStandAloneMonthNames, count); 565 const UnicodeString* shortStandAloneMonthNames = 566 dateFormatSym.getMonths(count, DateFormatSymbols::STANDALONE, DateFormatSymbols::ABBREVIATED); 567 setStringArrayField(env, localeData, "shortStandAloneMonthNames", shortStandAloneMonthNames, count); 568 const UnicodeString* tinyStandAloneMonthNames = 569 dateFormatSym.getMonths(count, DateFormatSymbols::STANDALONE, DateFormatSymbols::NARROW); 570 setStringArrayField(env, localeData, "tinyStandAloneMonthNames", tinyStandAloneMonthNames, count); 571 const UnicodeString* longStandAloneWeekdayNames = 572 dateFormatSym.getWeekdays(count, DateFormatSymbols::STANDALONE, DateFormatSymbols::WIDE); 573 setStringArrayField(env, localeData, "longStandAloneWeekdayNames", longStandAloneWeekdayNames, count); 574 const UnicodeString* shortStandAloneWeekdayNames = 575 dateFormatSym.getWeekdays(count, DateFormatSymbols::STANDALONE, DateFormatSymbols::ABBREVIATED); 576 setStringArrayField(env, localeData, "shortStandAloneWeekdayNames", shortStandAloneWeekdayNames, count); 577 const UnicodeString* tinyStandAloneWeekdayNames = 578 dateFormatSym.getWeekdays(count, DateFormatSymbols::STANDALONE, DateFormatSymbols::NARROW); 579 setStringArrayField(env, localeData, "tinyStandAloneWeekdayNames", tinyStandAloneWeekdayNames, count); 580 581 status = U_ZERO_ERROR; 582 583 // For numberPatterns and symbols. 584 setNumberPatterns(env, localeData, locale); 585 setDecimalFormatSymbolsData(env, localeData, locale); 586 587 jstring countryCode = env->NewStringUTF(Locale::createFromName(localeName.c_str()).getCountry()); 588 jstring internationalCurrencySymbol = ICU_getCurrencyCode(env, NULL, countryCode); 589 env->DeleteLocalRef(countryCode); 590 countryCode = NULL; 591 592 jstring currencySymbol = NULL; 593 if (internationalCurrencySymbol != NULL) { 594 currencySymbol = ICU_getCurrencySymbol(env, NULL, locale, internationalCurrencySymbol); 595 } else { 596 internationalCurrencySymbol = env->NewStringUTF("XXX"); 597 } 598 if (currencySymbol == NULL) { 599 // This is the UTF-8 encoding of U+00A4 (CURRENCY SIGN). 600 currencySymbol = env->NewStringUTF("\xc2\xa4"); 601 } 602 setStringField(env, localeData, "currencySymbol", currencySymbol); 603 setStringField(env, localeData, "internationalCurrencySymbol", internationalCurrencySymbol); 604 605 return JNI_TRUE; 606} 607 608static jstring ICU_toLowerCase(JNIEnv* env, jclass, jstring javaString, jstring localeName) { 609 ScopedJavaUnicodeString scopedString(env, javaString); 610 UnicodeString& s(scopedString.unicodeString()); 611 UnicodeString original(s); 612 s.toLower(Locale::createFromName(ScopedUtfChars(env, localeName).c_str())); 613 return s == original ? javaString : env->NewString(s.getBuffer(), s.length()); 614} 615 616static jstring ICU_toUpperCase(JNIEnv* env, jclass, jstring javaString, jstring localeName) { 617 ScopedJavaUnicodeString scopedString(env, javaString); 618 UnicodeString& s(scopedString.unicodeString()); 619 UnicodeString original(s); 620 s.toUpper(Locale::createFromName(ScopedUtfChars(env, localeName).c_str())); 621 return s == original ? javaString : env->NewString(s.getBuffer(), s.length()); 622} 623 624static jstring versionString(JNIEnv* env, const UVersionInfo& version) { 625 char versionString[U_MAX_VERSION_STRING_LENGTH]; 626 u_versionToString(const_cast<UVersionInfo&>(version), &versionString[0]); 627 return env->NewStringUTF(versionString); 628} 629 630static jstring ICU_getIcuVersion(JNIEnv* env, jclass) { 631 UVersionInfo icuVersion; 632 u_getVersion(icuVersion); 633 return versionString(env, icuVersion); 634} 635 636static jstring ICU_getUnicodeVersion(JNIEnv* env, jclass) { 637 UVersionInfo unicodeVersion; 638 u_getUnicodeVersion(unicodeVersion); 639 return versionString(env, unicodeVersion); 640} 641 642 643struct EnumerationCounter { 644 const size_t count; 645 EnumerationCounter(size_t count) : count(count) {} 646 size_t operator()() { return count; } 647}; 648struct EnumerationGetter { 649 UEnumeration* e; 650 UErrorCode* status; 651 EnumerationGetter(UEnumeration* e, UErrorCode* status) : e(e), status(status) {} 652 const UChar* operator()(int32_t* charCount) { return uenum_unext(e, charCount, status); } 653}; 654static jobject ICU_getAvailableCurrencyCodes(JNIEnv* env, jclass) { 655 UErrorCode status = U_ZERO_ERROR; 656 UEnumeration* e(ucurr_openISOCurrencies(UCURR_COMMON|UCURR_NON_DEPRECATED, &status)); 657 EnumerationCounter counter(uenum_count(e, &status)); 658 if (maybeThrowIcuException(env, "uenum_count", status)) { 659 return NULL; 660 } 661 EnumerationGetter getter(e, &status); 662 jobject result = toStringArray16(env, &counter, &getter); 663 maybeThrowIcuException(env, "uenum_unext", status); 664 uenum_close(e); 665 return result; 666} 667 668static JNINativeMethod gMethods[] = { 669 NATIVE_METHOD(ICU, addLikelySubtags, "(Ljava/lang/String;)Ljava/lang/String;"), 670 NATIVE_METHOD(ICU, getAvailableBreakIteratorLocalesNative, "()[Ljava/lang/String;"), 671 NATIVE_METHOD(ICU, getAvailableCalendarLocalesNative, "()[Ljava/lang/String;"), 672 NATIVE_METHOD(ICU, getAvailableCollatorLocalesNative, "()[Ljava/lang/String;"), 673 NATIVE_METHOD(ICU, getAvailableCurrencyCodes, "()[Ljava/lang/String;"), 674 NATIVE_METHOD(ICU, getAvailableDateFormatLocalesNative, "()[Ljava/lang/String;"), 675 NATIVE_METHOD(ICU, getAvailableLocalesNative, "()[Ljava/lang/String;"), 676 NATIVE_METHOD(ICU, getAvailableNumberFormatLocalesNative, "()[Ljava/lang/String;"), 677 NATIVE_METHOD(ICU, getCurrencyCode, "(Ljava/lang/String;)Ljava/lang/String;"), 678 NATIVE_METHOD(ICU, getCurrencyDisplayName, "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), 679 NATIVE_METHOD(ICU, getCurrencyFractionDigits, "(Ljava/lang/String;)I"), 680 NATIVE_METHOD(ICU, getCurrencySymbol, "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), 681 NATIVE_METHOD(ICU, getDisplayCountryNative, "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), 682 NATIVE_METHOD(ICU, getDisplayLanguageNative, "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), 683 NATIVE_METHOD(ICU, getDisplayVariantNative, "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), 684 NATIVE_METHOD(ICU, getISO3CountryNative, "(Ljava/lang/String;)Ljava/lang/String;"), 685 NATIVE_METHOD(ICU, getISO3LanguageNative, "(Ljava/lang/String;)Ljava/lang/String;"), 686 NATIVE_METHOD(ICU, getISOCountriesNative, "()[Ljava/lang/String;"), 687 NATIVE_METHOD(ICU, getISOLanguagesNative, "()[Ljava/lang/String;"), 688 NATIVE_METHOD(ICU, getIcuVersion, "()Ljava/lang/String;"), 689 NATIVE_METHOD(ICU, getScript, "(Ljava/lang/String;)Ljava/lang/String;"), 690 NATIVE_METHOD(ICU, getUnicodeVersion, "()Ljava/lang/String;"), 691 NATIVE_METHOD(ICU, initLocaleDataImpl, "(Ljava/lang/String;Llibcore/icu/LocaleData;)Z"), 692 NATIVE_METHOD(ICU, toLowerCase, "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), 693 NATIVE_METHOD(ICU, toUpperCase, "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;"), 694}; 695void register_libcore_icu_ICU(JNIEnv* env) { 696 std::string path; 697 path = u_getDataDirectory(); 698 path += "/"; 699 path += U_ICUDATA_NAME; 700 path += ".dat"; 701 702 #define FAIL_WITH_STRERROR(s) \ 703 ALOGE("Couldn't " s " '%s': %s", path.c_str(), strerror(errno)); \ 704 abort(); 705 #define MAYBE_FAIL_WITH_ICU_ERROR(s) \ 706 if (status != U_ZERO_ERROR) {\ 707 ALOGE("Couldn't initialize ICU (" s "): %s (%s)", u_errorName(status), path.c_str()); \ 708 abort(); \ 709 } 710 711 // Open the file and get its length. 712 ScopedFd fd(open(path.c_str(), O_RDONLY)); 713 if (fd.get() == -1) { 714 FAIL_WITH_STRERROR("open"); 715 } 716 struct stat sb; 717 if (fstat(fd.get(), &sb) == -1) { 718 FAIL_WITH_STRERROR("stat"); 719 } 720 721 // Map it. 722 void* data = mmap(NULL, sb.st_size, PROT_READ, MAP_SHARED, fd.get(), 0); 723 if (data == MAP_FAILED) { 724 FAIL_WITH_STRERROR("mmap"); 725 } 726 727 // Tell the kernel that accesses are likely to be random rather than sequential. 728 if (madvise(data, sb.st_size, MADV_RANDOM) == -1) { 729 FAIL_WITH_STRERROR("madvise(MADV_RANDOM)"); 730 } 731 732 // Tell ICU to use our memory-mapped data. 733 UErrorCode status = U_ZERO_ERROR; 734 udata_setCommonData(data, &status); 735 MAYBE_FAIL_WITH_ICU_ERROR("udata_setCommonData"); 736 // Tell ICU it can *only* use our memory-mapped data. 737 udata_setFileAccess(UDATA_NO_FILES, &status); 738 MAYBE_FAIL_WITH_ICU_ERROR("udata_setFileAccess"); 739 740 // Failures to find the ICU data tend to be somewhat obscure because ICU loads its data on first 741 // use, which can be anywhere. Force initialization up front so we can report a nice clear error 742 // and bail. 743 u_init(&status); 744 MAYBE_FAIL_WITH_ICU_ERROR("u_init"); 745 jniRegisterNativeMethods(env, "libcore/icu/ICU", gMethods, NELEM(gMethods)); 746} 747