| File: | out/../deps/icu-small/source/i18n/msgfmt.cpp |
| Warning: | line 1404, column 13 Value stored to 'prevIndex' is never read |
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| 1 | // © 2016 and later: Unicode, Inc. and others. |
| 2 | // License & terms of use: http://www.unicode.org/copyright.html |
| 3 | /******************************************************************** |
| 4 | * COPYRIGHT: |
| 5 | * Copyright (c) 1997-2015, International Business Machines Corporation and |
| 6 | * others. All Rights Reserved. |
| 7 | ******************************************************************** |
| 8 | * |
| 9 | * File MSGFMT.CPP |
| 10 | * |
| 11 | * Modification History: |
| 12 | * |
| 13 | * Date Name Description |
| 14 | * 02/19/97 aliu Converted from java. |
| 15 | * 03/20/97 helena Finished first cut of implementation. |
| 16 | * 04/10/97 aliu Made to work on AIX. Added stoi to replace wtoi. |
| 17 | * 06/11/97 helena Fixed addPattern to take the pattern correctly. |
| 18 | * 06/17/97 helena Fixed the getPattern to return the correct pattern. |
| 19 | * 07/09/97 helena Made ParsePosition into a class. |
| 20 | * 02/22/99 stephen Removed character literals for EBCDIC safety |
| 21 | * 11/01/09 kirtig Added SelectFormat |
| 22 | ********************************************************************/ |
| 23 | |
| 24 | #include "unicode/utypes.h" |
| 25 | |
| 26 | #if !UCONFIG_NO_FORMATTING0 |
| 27 | |
| 28 | #include "unicode/appendable.h" |
| 29 | #include "unicode/choicfmt.h" |
| 30 | #include "unicode/datefmt.h" |
| 31 | #include "unicode/decimfmt.h" |
| 32 | #include "unicode/localpointer.h" |
| 33 | #include "unicode/msgfmt.h" |
| 34 | #include "unicode/numberformatter.h" |
| 35 | #include "unicode/plurfmt.h" |
| 36 | #include "unicode/rbnf.h" |
| 37 | #include "unicode/selfmt.h" |
| 38 | #include "unicode/smpdtfmt.h" |
| 39 | #include "unicode/umsg.h" |
| 40 | #include "unicode/ustring.h" |
| 41 | #include "cmemory.h" |
| 42 | #include "patternprops.h" |
| 43 | #include "messageimpl.h" |
| 44 | #include "msgfmt_impl.h" |
| 45 | #include "plurrule_impl.h" |
| 46 | #include "uassert.h" |
| 47 | #include "uelement.h" |
| 48 | #include "uhash.h" |
| 49 | #include "ustrfmt.h" |
| 50 | #include "util.h" |
| 51 | #include "uvector.h" |
| 52 | #include "number_decimalquantity.h" |
| 53 | |
| 54 | // ***************************************************************************** |
| 55 | // class MessageFormat |
| 56 | // ***************************************************************************** |
| 57 | |
| 58 | #define SINGLE_QUOTE((UChar)0x0027) ((UChar)0x0027) |
| 59 | #define COMMA((UChar)0x002C) ((UChar)0x002C) |
| 60 | #define LEFT_CURLY_BRACE((UChar)0x007B) ((UChar)0x007B) |
| 61 | #define RIGHT_CURLY_BRACE((UChar)0x007D) ((UChar)0x007D) |
| 62 | |
| 63 | //--------------------------------------- |
| 64 | // static data |
| 65 | |
| 66 | static const UChar ID_NUMBER[] = { |
| 67 | 0x6E, 0x75, 0x6D, 0x62, 0x65, 0x72, 0 /* "number" */ |
| 68 | }; |
| 69 | static const UChar ID_DATE[] = { |
| 70 | 0x64, 0x61, 0x74, 0x65, 0 /* "date" */ |
| 71 | }; |
| 72 | static const UChar ID_TIME[] = { |
| 73 | 0x74, 0x69, 0x6D, 0x65, 0 /* "time" */ |
| 74 | }; |
| 75 | static const UChar ID_SPELLOUT[] = { |
| 76 | 0x73, 0x70, 0x65, 0x6c, 0x6c, 0x6f, 0x75, 0x74, 0 /* "spellout" */ |
| 77 | }; |
| 78 | static const UChar ID_ORDINAL[] = { |
| 79 | 0x6f, 0x72, 0x64, 0x69, 0x6e, 0x61, 0x6c, 0 /* "ordinal" */ |
| 80 | }; |
| 81 | static const UChar ID_DURATION[] = { |
| 82 | 0x64, 0x75, 0x72, 0x61, 0x74, 0x69, 0x6f, 0x6e, 0 /* "duration" */ |
| 83 | }; |
| 84 | |
| 85 | // MessageFormat Type List Number, Date, Time or Choice |
| 86 | static const UChar * const TYPE_IDS[] = { |
| 87 | ID_NUMBER, |
| 88 | ID_DATE, |
| 89 | ID_TIME, |
| 90 | ID_SPELLOUT, |
| 91 | ID_ORDINAL, |
| 92 | ID_DURATION, |
| 93 | NULL__null, |
| 94 | }; |
| 95 | |
| 96 | static const UChar ID_EMPTY[] = { |
| 97 | 0 /* empty string, used for default so that null can mark end of list */ |
| 98 | }; |
| 99 | static const UChar ID_CURRENCY[] = { |
| 100 | 0x63, 0x75, 0x72, 0x72, 0x65, 0x6E, 0x63, 0x79, 0 /* "currency" */ |
| 101 | }; |
| 102 | static const UChar ID_PERCENT[] = { |
| 103 | 0x70, 0x65, 0x72, 0x63, 0x65, 0x6E, 0x74, 0 /* "percent" */ |
| 104 | }; |
| 105 | static const UChar ID_INTEGER[] = { |
| 106 | 0x69, 0x6E, 0x74, 0x65, 0x67, 0x65, 0x72, 0 /* "integer" */ |
| 107 | }; |
| 108 | |
| 109 | // NumberFormat modifier list, default, currency, percent or integer |
| 110 | static const UChar * const NUMBER_STYLE_IDS[] = { |
| 111 | ID_EMPTY, |
| 112 | ID_CURRENCY, |
| 113 | ID_PERCENT, |
| 114 | ID_INTEGER, |
| 115 | NULL__null, |
| 116 | }; |
| 117 | |
| 118 | static const UChar ID_SHORT[] = { |
| 119 | 0x73, 0x68, 0x6F, 0x72, 0x74, 0 /* "short" */ |
| 120 | }; |
| 121 | static const UChar ID_MEDIUM[] = { |
| 122 | 0x6D, 0x65, 0x64, 0x69, 0x75, 0x6D, 0 /* "medium" */ |
| 123 | }; |
| 124 | static const UChar ID_LONG[] = { |
| 125 | 0x6C, 0x6F, 0x6E, 0x67, 0 /* "long" */ |
| 126 | }; |
| 127 | static const UChar ID_FULL[] = { |
| 128 | 0x66, 0x75, 0x6C, 0x6C, 0 /* "full" */ |
| 129 | }; |
| 130 | |
| 131 | // DateFormat modifier list, default, short, medium, long or full |
| 132 | static const UChar * const DATE_STYLE_IDS[] = { |
| 133 | ID_EMPTY, |
| 134 | ID_SHORT, |
| 135 | ID_MEDIUM, |
| 136 | ID_LONG, |
| 137 | ID_FULL, |
| 138 | NULL__null, |
| 139 | }; |
| 140 | |
| 141 | static const icu::DateFormat::EStyle DATE_STYLES[] = { |
| 142 | icu::DateFormat::kDefault, |
| 143 | icu::DateFormat::kShort, |
| 144 | icu::DateFormat::kMedium, |
| 145 | icu::DateFormat::kLong, |
| 146 | icu::DateFormat::kFull, |
| 147 | }; |
| 148 | |
| 149 | static const int32_t DEFAULT_INITIAL_CAPACITY = 10; |
| 150 | |
| 151 | static const UChar NULL_STRING[] = { |
| 152 | 0x6E, 0x75, 0x6C, 0x6C, 0 // "null" |
| 153 | }; |
| 154 | |
| 155 | static const UChar OTHER_STRING[] = { |
| 156 | 0x6F, 0x74, 0x68, 0x65, 0x72, 0 // "other" |
| 157 | }; |
| 158 | |
| 159 | U_CDECL_BEGINextern "C" { |
| 160 | static UBool U_CALLCONV equalFormatsForHash(const UHashTok key1, |
| 161 | const UHashTok key2) { |
| 162 | return icu::MessageFormat::equalFormats(key1.pointer, key2.pointer); |
| 163 | } |
| 164 | |
| 165 | U_CDECL_END} |
| 166 | |
| 167 | U_NAMESPACE_BEGINnamespace icu_71 { |
| 168 | |
| 169 | // ------------------------------------- |
| 170 | UOBJECT_DEFINE_RTTI_IMPLEMENTATION(MessageFormat)UClassID MessageFormat::getStaticClassID() { static char classID = 0; return (UClassID)&classID; } UClassID MessageFormat ::getDynamicClassID() const { return MessageFormat::getStaticClassID (); } |
| 171 | UOBJECT_DEFINE_RTTI_IMPLEMENTATION(FormatNameEnumeration)UClassID FormatNameEnumeration::getStaticClassID() { static char classID = 0; return (UClassID)&classID; } UClassID FormatNameEnumeration ::getDynamicClassID() const { return FormatNameEnumeration::getStaticClassID (); } |
| 172 | |
| 173 | //-------------------------------------------------------------------- |
| 174 | |
| 175 | /** |
| 176 | * Convert an integer value to a string and append the result to |
| 177 | * the given UnicodeString. |
| 178 | */ |
| 179 | static UnicodeString& itos(int32_t i, UnicodeString& appendTo) { |
| 180 | UChar temp[16]; |
| 181 | uprv_itouuprv_itou_71(temp,16,i,10,0); // 10 == radix |
| 182 | appendTo.append(temp, -1); |
| 183 | return appendTo; |
| 184 | } |
| 185 | |
| 186 | |
| 187 | // AppendableWrapper: encapsulates the result of formatting, keeping track |
| 188 | // of the string and its length. |
| 189 | class AppendableWrapper : public UMemory { |
| 190 | public: |
| 191 | AppendableWrapper(Appendable& appendable) : app(appendable), len(0) { |
| 192 | } |
| 193 | void append(const UnicodeString& s) { |
| 194 | app.appendString(s.getBuffer(), s.length()); |
| 195 | len += s.length(); |
| 196 | } |
| 197 | void append(const UChar* s, const int32_t sLength) { |
| 198 | app.appendString(s, sLength); |
| 199 | len += sLength; |
| 200 | } |
| 201 | void append(const UnicodeString& s, int32_t start, int32_t length) { |
| 202 | append(s.tempSubString(start, length)); |
| 203 | } |
| 204 | void formatAndAppend(const Format* formatter, const Formattable& arg, UErrorCode& ec) { |
| 205 | UnicodeString s; |
| 206 | formatter->format(arg, s, ec); |
| 207 | if (U_SUCCESS(ec)) { |
| 208 | append(s); |
| 209 | } |
| 210 | } |
| 211 | void formatAndAppend(const Format* formatter, const Formattable& arg, |
| 212 | const UnicodeString &argString, UErrorCode& ec) { |
| 213 | if (!argString.isEmpty()) { |
| 214 | if (U_SUCCESS(ec)) { |
| 215 | append(argString); |
| 216 | } |
| 217 | } else { |
| 218 | formatAndAppend(formatter, arg, ec); |
| 219 | } |
| 220 | } |
| 221 | int32_t length() { |
| 222 | return len; |
| 223 | } |
| 224 | private: |
| 225 | Appendable& app; |
| 226 | int32_t len; |
| 227 | }; |
| 228 | |
| 229 | |
| 230 | // ------------------------------------- |
| 231 | // Creates a MessageFormat instance based on the pattern. |
| 232 | |
| 233 | MessageFormat::MessageFormat(const UnicodeString& pattern, |
| 234 | UErrorCode& success) |
| 235 | : fLocale(Locale::getDefault()), // Uses the default locale |
| 236 | msgPattern(success), |
| 237 | formatAliases(NULL__null), |
| 238 | formatAliasesCapacity(0), |
| 239 | argTypes(NULL__null), |
| 240 | argTypeCount(0), |
| 241 | argTypeCapacity(0), |
| 242 | hasArgTypeConflicts(FALSE0), |
| 243 | defaultNumberFormat(NULL__null), |
| 244 | defaultDateFormat(NULL__null), |
| 245 | cachedFormatters(NULL__null), |
| 246 | customFormatArgStarts(NULL__null), |
| 247 | pluralProvider(*this, UPLURAL_TYPE_CARDINAL), |
| 248 | ordinalProvider(*this, UPLURAL_TYPE_ORDINAL) |
| 249 | { |
| 250 | setLocaleIDs(fLocale.getName(), fLocale.getName()); |
| 251 | applyPattern(pattern, success); |
| 252 | } |
| 253 | |
| 254 | MessageFormat::MessageFormat(const UnicodeString& pattern, |
| 255 | const Locale& newLocale, |
| 256 | UErrorCode& success) |
| 257 | : fLocale(newLocale), |
| 258 | msgPattern(success), |
| 259 | formatAliases(NULL__null), |
| 260 | formatAliasesCapacity(0), |
| 261 | argTypes(NULL__null), |
| 262 | argTypeCount(0), |
| 263 | argTypeCapacity(0), |
| 264 | hasArgTypeConflicts(FALSE0), |
| 265 | defaultNumberFormat(NULL__null), |
| 266 | defaultDateFormat(NULL__null), |
| 267 | cachedFormatters(NULL__null), |
| 268 | customFormatArgStarts(NULL__null), |
| 269 | pluralProvider(*this, UPLURAL_TYPE_CARDINAL), |
| 270 | ordinalProvider(*this, UPLURAL_TYPE_ORDINAL) |
| 271 | { |
| 272 | setLocaleIDs(fLocale.getName(), fLocale.getName()); |
| 273 | applyPattern(pattern, success); |
| 274 | } |
| 275 | |
| 276 | MessageFormat::MessageFormat(const UnicodeString& pattern, |
| 277 | const Locale& newLocale, |
| 278 | UParseError& parseError, |
| 279 | UErrorCode& success) |
| 280 | : fLocale(newLocale), |
| 281 | msgPattern(success), |
| 282 | formatAliases(NULL__null), |
| 283 | formatAliasesCapacity(0), |
| 284 | argTypes(NULL__null), |
| 285 | argTypeCount(0), |
| 286 | argTypeCapacity(0), |
| 287 | hasArgTypeConflicts(FALSE0), |
| 288 | defaultNumberFormat(NULL__null), |
| 289 | defaultDateFormat(NULL__null), |
| 290 | cachedFormatters(NULL__null), |
| 291 | customFormatArgStarts(NULL__null), |
| 292 | pluralProvider(*this, UPLURAL_TYPE_CARDINAL), |
| 293 | ordinalProvider(*this, UPLURAL_TYPE_ORDINAL) |
| 294 | { |
| 295 | setLocaleIDs(fLocale.getName(), fLocale.getName()); |
| 296 | applyPattern(pattern, parseError, success); |
| 297 | } |
| 298 | |
| 299 | MessageFormat::MessageFormat(const MessageFormat& that) |
| 300 | : |
| 301 | Format(that), |
| 302 | fLocale(that.fLocale), |
| 303 | msgPattern(that.msgPattern), |
| 304 | formatAliases(NULL__null), |
| 305 | formatAliasesCapacity(0), |
| 306 | argTypes(NULL__null), |
| 307 | argTypeCount(0), |
| 308 | argTypeCapacity(0), |
| 309 | hasArgTypeConflicts(that.hasArgTypeConflicts), |
| 310 | defaultNumberFormat(NULL__null), |
| 311 | defaultDateFormat(NULL__null), |
| 312 | cachedFormatters(NULL__null), |
| 313 | customFormatArgStarts(NULL__null), |
| 314 | pluralProvider(*this, UPLURAL_TYPE_CARDINAL), |
| 315 | ordinalProvider(*this, UPLURAL_TYPE_ORDINAL) |
| 316 | { |
| 317 | // This will take care of creating the hash tables (since they are NULL). |
| 318 | UErrorCode ec = U_ZERO_ERROR; |
| 319 | copyObjects(that, ec); |
| 320 | if (U_FAILURE(ec)) { |
| 321 | resetPattern(); |
| 322 | } |
| 323 | } |
| 324 | |
| 325 | MessageFormat::~MessageFormat() |
| 326 | { |
| 327 | uhash_closeuhash_close_71(cachedFormatters); |
| 328 | uhash_closeuhash_close_71(customFormatArgStarts); |
| 329 | |
| 330 | uprv_freeuprv_free_71(argTypes); |
| 331 | uprv_freeuprv_free_71(formatAliases); |
| 332 | delete defaultNumberFormat; |
| 333 | delete defaultDateFormat; |
| 334 | } |
| 335 | |
| 336 | //-------------------------------------------------------------------- |
| 337 | // Variable-size array management |
| 338 | |
| 339 | /** |
| 340 | * Allocate argTypes[] to at least the given capacity and return |
| 341 | * TRUE if successful. If not, leave argTypes[] unchanged. |
| 342 | * |
| 343 | * If argTypes is NULL, allocate it. If it is not NULL, enlarge it |
| 344 | * if necessary to be at least as large as specified. |
| 345 | */ |
| 346 | UBool MessageFormat::allocateArgTypes(int32_t capacity, UErrorCode& status) { |
| 347 | if (U_FAILURE(status)) { |
| 348 | return FALSE0; |
| 349 | } |
| 350 | if (argTypeCapacity >= capacity) { |
| 351 | return TRUE1; |
| 352 | } |
| 353 | if (capacity < DEFAULT_INITIAL_CAPACITY) { |
| 354 | capacity = DEFAULT_INITIAL_CAPACITY; |
| 355 | } else if (capacity < 2*argTypeCapacity) { |
| 356 | capacity = 2*argTypeCapacity; |
| 357 | } |
| 358 | Formattable::Type* a = (Formattable::Type*) |
| 359 | uprv_reallocuprv_realloc_71(argTypes, sizeof(*argTypes) * capacity); |
| 360 | if (a == NULL__null) { |
| 361 | status = U_MEMORY_ALLOCATION_ERROR; |
| 362 | return FALSE0; |
| 363 | } |
| 364 | argTypes = a; |
| 365 | argTypeCapacity = capacity; |
| 366 | return TRUE1; |
| 367 | } |
| 368 | |
| 369 | // ------------------------------------- |
| 370 | // assignment operator |
| 371 | |
| 372 | const MessageFormat& |
| 373 | MessageFormat::operator=(const MessageFormat& that) |
| 374 | { |
| 375 | if (this != &that) { |
| 376 | // Calls the super class for assignment first. |
| 377 | Format::operator=(that); |
| 378 | |
| 379 | setLocale(that.fLocale); |
| 380 | msgPattern = that.msgPattern; |
| 381 | hasArgTypeConflicts = that.hasArgTypeConflicts; |
| 382 | |
| 383 | UErrorCode ec = U_ZERO_ERROR; |
| 384 | copyObjects(that, ec); |
| 385 | if (U_FAILURE(ec)) { |
| 386 | resetPattern(); |
| 387 | } |
| 388 | } |
| 389 | return *this; |
| 390 | } |
| 391 | |
| 392 | bool |
| 393 | MessageFormat::operator==(const Format& rhs) const |
| 394 | { |
| 395 | if (this == &rhs) return true; |
| 396 | |
| 397 | MessageFormat& that = (MessageFormat&)rhs; |
| 398 | |
| 399 | // Check class ID before checking MessageFormat members |
| 400 | if (!Format::operator==(rhs) || |
| 401 | msgPattern != that.msgPattern || |
| 402 | fLocale != that.fLocale) { |
| 403 | return false; |
| 404 | } |
| 405 | |
| 406 | // Compare hashtables. |
| 407 | if ((customFormatArgStarts == NULL__null) != (that.customFormatArgStarts == NULL__null)) { |
| 408 | return false; |
| 409 | } |
| 410 | if (customFormatArgStarts == NULL__null) { |
| 411 | return true; |
| 412 | } |
| 413 | |
| 414 | UErrorCode ec = U_ZERO_ERROR; |
| 415 | const int32_t count = uhash_countuhash_count_71(customFormatArgStarts); |
| 416 | const int32_t rhs_count = uhash_countuhash_count_71(that.customFormatArgStarts); |
| 417 | if (count != rhs_count) { |
| 418 | return false; |
| 419 | } |
| 420 | int32_t idx = 0, rhs_idx = 0, pos = UHASH_FIRST(-1), rhs_pos = UHASH_FIRST(-1); |
| 421 | for (; idx < count && rhs_idx < rhs_count && U_SUCCESS(ec); ++idx, ++rhs_idx) { |
| 422 | const UHashElement* cur = uhash_nextElementuhash_nextElement_71(customFormatArgStarts, &pos); |
| 423 | const UHashElement* rhs_cur = uhash_nextElementuhash_nextElement_71(that.customFormatArgStarts, &rhs_pos); |
| 424 | if (cur->key.integer != rhs_cur->key.integer) { |
| 425 | return false; |
| 426 | } |
| 427 | const Format* format = (const Format*)uhash_igetuhash_iget_71(cachedFormatters, cur->key.integer); |
| 428 | const Format* rhs_format = (const Format*)uhash_igetuhash_iget_71(that.cachedFormatters, rhs_cur->key.integer); |
| 429 | if (*format != *rhs_format) { |
| 430 | return false; |
| 431 | } |
| 432 | } |
| 433 | return true; |
| 434 | } |
| 435 | |
| 436 | // ------------------------------------- |
| 437 | // Creates a copy of this MessageFormat, the caller owns the copy. |
| 438 | |
| 439 | MessageFormat* |
| 440 | MessageFormat::clone() const |
| 441 | { |
| 442 | return new MessageFormat(*this); |
| 443 | } |
| 444 | |
| 445 | // ------------------------------------- |
| 446 | // Sets the locale of this MessageFormat object to theLocale. |
| 447 | |
| 448 | void |
| 449 | MessageFormat::setLocale(const Locale& theLocale) |
| 450 | { |
| 451 | if (fLocale != theLocale) { |
| 452 | delete defaultNumberFormat; |
| 453 | defaultNumberFormat = NULL__null; |
| 454 | delete defaultDateFormat; |
| 455 | defaultDateFormat = NULL__null; |
| 456 | fLocale = theLocale; |
| 457 | setLocaleIDs(fLocale.getName(), fLocale.getName()); |
| 458 | pluralProvider.reset(); |
| 459 | ordinalProvider.reset(); |
| 460 | } |
| 461 | } |
| 462 | |
| 463 | // ------------------------------------- |
| 464 | // Gets the locale of this MessageFormat object. |
| 465 | |
| 466 | const Locale& |
| 467 | MessageFormat::getLocale() const |
| 468 | { |
| 469 | return fLocale; |
| 470 | } |
| 471 | |
| 472 | void |
| 473 | MessageFormat::applyPattern(const UnicodeString& newPattern, |
| 474 | UErrorCode& status) |
| 475 | { |
| 476 | UParseError parseError; |
| 477 | applyPattern(newPattern,parseError,status); |
| 478 | } |
| 479 | |
| 480 | |
| 481 | // ------------------------------------- |
| 482 | // Applies the new pattern and returns an error if the pattern |
| 483 | // is not correct. |
| 484 | void |
| 485 | MessageFormat::applyPattern(const UnicodeString& pattern, |
| 486 | UParseError& parseError, |
| 487 | UErrorCode& ec) |
| 488 | { |
| 489 | if(U_FAILURE(ec)) { |
| 490 | return; |
| 491 | } |
| 492 | msgPattern.parse(pattern, &parseError, ec); |
| 493 | cacheExplicitFormats(ec); |
| 494 | |
| 495 | if (U_FAILURE(ec)) { |
| 496 | resetPattern(); |
| 497 | } |
| 498 | } |
| 499 | |
| 500 | void MessageFormat::resetPattern() { |
| 501 | msgPattern.clear(); |
| 502 | uhash_closeuhash_close_71(cachedFormatters); |
| 503 | cachedFormatters = NULL__null; |
| 504 | uhash_closeuhash_close_71(customFormatArgStarts); |
| 505 | customFormatArgStarts = NULL__null; |
| 506 | argTypeCount = 0; |
| 507 | hasArgTypeConflicts = FALSE0; |
| 508 | } |
| 509 | |
| 510 | void |
| 511 | MessageFormat::applyPattern(const UnicodeString& pattern, |
| 512 | UMessagePatternApostropheMode aposMode, |
| 513 | UParseError* parseError, |
| 514 | UErrorCode& status) { |
| 515 | if (aposMode != msgPattern.getApostropheMode()) { |
| 516 | msgPattern.clearPatternAndSetApostropheMode(aposMode); |
| 517 | } |
| 518 | applyPattern(pattern, *parseError, status); |
| 519 | } |
| 520 | |
| 521 | // ------------------------------------- |
| 522 | // Converts this MessageFormat instance to a pattern. |
| 523 | |
| 524 | UnicodeString& |
| 525 | MessageFormat::toPattern(UnicodeString& appendTo) const { |
| 526 | if ((customFormatArgStarts != NULL__null && 0 != uhash_countuhash_count_71(customFormatArgStarts)) || |
| 527 | 0 == msgPattern.countParts() |
| 528 | ) { |
| 529 | appendTo.setToBogus(); |
| 530 | return appendTo; |
| 531 | } |
| 532 | return appendTo.append(msgPattern.getPatternString()); |
| 533 | } |
| 534 | |
| 535 | int32_t MessageFormat::nextTopLevelArgStart(int32_t partIndex) const { |
| 536 | if (partIndex != 0) { |
| 537 | partIndex = msgPattern.getLimitPartIndex(partIndex); |
| 538 | } |
| 539 | for (;;) { |
| 540 | UMessagePatternPartType type = msgPattern.getPartType(++partIndex); |
| 541 | if (type == UMSGPAT_PART_TYPE_ARG_START) { |
| 542 | return partIndex; |
| 543 | } |
| 544 | if (type == UMSGPAT_PART_TYPE_MSG_LIMIT) { |
| 545 | return -1; |
| 546 | } |
| 547 | } |
| 548 | } |
| 549 | |
| 550 | void MessageFormat::setArgStartFormat(int32_t argStart, |
| 551 | Format* formatter, |
| 552 | UErrorCode& status) { |
| 553 | if (U_FAILURE(status)) { |
| 554 | delete formatter; |
| 555 | return; |
| 556 | } |
| 557 | if (cachedFormatters == NULL__null) { |
| 558 | cachedFormatters=uhash_openuhash_open_71(uhash_hashLonguhash_hashLong_71, uhash_compareLonguhash_compareLong_71, |
| 559 | equalFormatsForHash, &status); |
| 560 | if (U_FAILURE(status)) { |
| 561 | delete formatter; |
| 562 | return; |
| 563 | } |
| 564 | uhash_setValueDeleteruhash_setValueDeleter_71(cachedFormatters, uprv_deleteUObjectuprv_deleteUObject_71); |
| 565 | } |
| 566 | if (formatter == NULL__null) { |
| 567 | formatter = new DummyFormat(); |
| 568 | } |
| 569 | uhash_iputuhash_iput_71(cachedFormatters, argStart, formatter, &status); |
| 570 | } |
| 571 | |
| 572 | |
| 573 | UBool MessageFormat::argNameMatches(int32_t partIndex, const UnicodeString& argName, int32_t argNumber) { |
| 574 | const MessagePattern::Part& part = msgPattern.getPart(partIndex); |
| 575 | return part.getType() == UMSGPAT_PART_TYPE_ARG_NAME ? |
| 576 | msgPattern.partSubstringMatches(part, argName) : |
| 577 | part.getValue() == argNumber; // ARG_NUMBER |
| 578 | } |
| 579 | |
| 580 | // Sets a custom formatter for a MessagePattern ARG_START part index. |
| 581 | // "Custom" formatters are provided by the user via setFormat() or similar APIs. |
| 582 | void MessageFormat::setCustomArgStartFormat(int32_t argStart, |
| 583 | Format* formatter, |
| 584 | UErrorCode& status) { |
| 585 | setArgStartFormat(argStart, formatter, status); |
| 586 | if (customFormatArgStarts == NULL__null) { |
| 587 | customFormatArgStarts=uhash_openuhash_open_71(uhash_hashLonguhash_hashLong_71, uhash_compareLonguhash_compareLong_71, |
| 588 | NULL__null, &status); |
| 589 | } |
| 590 | uhash_iputiuhash_iputi_71(customFormatArgStarts, argStart, 1, &status); |
| 591 | } |
| 592 | |
| 593 | Format* MessageFormat::getCachedFormatter(int32_t argumentNumber) const { |
| 594 | if (cachedFormatters == NULL__null) { |
| 595 | return NULL__null; |
| 596 | } |
| 597 | void* ptr = uhash_igetuhash_iget_71(cachedFormatters, argumentNumber); |
| 598 | if (ptr != NULL__null && dynamic_cast<DummyFormat*>((Format*)ptr) == NULL__null) { |
| 599 | return (Format*) ptr; |
| 600 | } else { |
| 601 | // Not cached, or a DummyFormat representing setFormat(NULL). |
| 602 | return NULL__null; |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | // ------------------------------------- |
| 607 | // Adopts the new formats array and updates the array count. |
| 608 | // This MessageFormat instance owns the new formats. |
| 609 | void |
| 610 | MessageFormat::adoptFormats(Format** newFormats, |
| 611 | int32_t count) { |
| 612 | if (newFormats == NULL__null || count < 0) { |
| 613 | return; |
| 614 | } |
| 615 | // Throw away any cached formatters. |
| 616 | if (cachedFormatters != NULL__null) { |
| 617 | uhash_removeAlluhash_removeAll_71(cachedFormatters); |
| 618 | } |
| 619 | if (customFormatArgStarts != NULL__null) { |
| 620 | uhash_removeAlluhash_removeAll_71(customFormatArgStarts); |
| 621 | } |
| 622 | |
| 623 | int32_t formatNumber = 0; |
| 624 | UErrorCode status = U_ZERO_ERROR; |
| 625 | for (int32_t partIndex = 0; |
| 626 | formatNumber < count && U_SUCCESS(status) && |
| 627 | (partIndex = nextTopLevelArgStart(partIndex)) >= 0;) { |
| 628 | setCustomArgStartFormat(partIndex, newFormats[formatNumber], status); |
| 629 | ++formatNumber; |
| 630 | } |
| 631 | // Delete those that didn't get used (if any). |
| 632 | for (; formatNumber < count; ++formatNumber) { |
| 633 | delete newFormats[formatNumber]; |
| 634 | } |
| 635 | |
| 636 | } |
| 637 | |
| 638 | // ------------------------------------- |
| 639 | // Sets the new formats array and updates the array count. |
| 640 | // This MessageFormat instance makes a copy of the new formats. |
| 641 | |
| 642 | void |
| 643 | MessageFormat::setFormats(const Format** newFormats, |
| 644 | int32_t count) { |
| 645 | if (newFormats == NULL__null || count < 0) { |
| 646 | return; |
| 647 | } |
| 648 | // Throw away any cached formatters. |
| 649 | if (cachedFormatters != NULL__null) { |
| 650 | uhash_removeAlluhash_removeAll_71(cachedFormatters); |
| 651 | } |
| 652 | if (customFormatArgStarts != NULL__null) { |
| 653 | uhash_removeAlluhash_removeAll_71(customFormatArgStarts); |
| 654 | } |
| 655 | |
| 656 | UErrorCode status = U_ZERO_ERROR; |
| 657 | int32_t formatNumber = 0; |
| 658 | for (int32_t partIndex = 0; |
| 659 | formatNumber < count && U_SUCCESS(status) && (partIndex = nextTopLevelArgStart(partIndex)) >= 0;) { |
| 660 | Format* newFormat = NULL__null; |
| 661 | if (newFormats[formatNumber] != NULL__null) { |
| 662 | newFormat = newFormats[formatNumber]->clone(); |
| 663 | if (newFormat == NULL__null) { |
| 664 | status = U_MEMORY_ALLOCATION_ERROR; |
| 665 | } |
| 666 | } |
| 667 | setCustomArgStartFormat(partIndex, newFormat, status); |
| 668 | ++formatNumber; |
| 669 | } |
| 670 | if (U_FAILURE(status)) { |
| 671 | resetPattern(); |
| 672 | } |
| 673 | } |
| 674 | |
| 675 | // ------------------------------------- |
| 676 | // Adopt a single format by format number. |
| 677 | // Do nothing if the format number is not less than the array count. |
| 678 | |
| 679 | void |
| 680 | MessageFormat::adoptFormat(int32_t n, Format *newFormat) { |
| 681 | LocalPointer<Format> p(newFormat); |
| 682 | if (n >= 0) { |
| 683 | int32_t formatNumber = 0; |
| 684 | for (int32_t partIndex = 0; (partIndex = nextTopLevelArgStart(partIndex)) >= 0;) { |
| 685 | if (n == formatNumber) { |
| 686 | UErrorCode status = U_ZERO_ERROR; |
| 687 | setCustomArgStartFormat(partIndex, p.orphan(), status); |
| 688 | return; |
| 689 | } |
| 690 | ++formatNumber; |
| 691 | } |
| 692 | } |
| 693 | } |
| 694 | |
| 695 | // ------------------------------------- |
| 696 | // Adopt a single format by format name. |
| 697 | // Do nothing if there is no match of formatName. |
| 698 | void |
| 699 | MessageFormat::adoptFormat(const UnicodeString& formatName, |
| 700 | Format* formatToAdopt, |
| 701 | UErrorCode& status) { |
| 702 | LocalPointer<Format> p(formatToAdopt); |
| 703 | if (U_FAILURE(status)) { |
| 704 | return; |
| 705 | } |
| 706 | int32_t argNumber = MessagePattern::validateArgumentName(formatName); |
| 707 | if (argNumber < UMSGPAT_ARG_NAME_NOT_NUMBER) { |
| 708 | status = U_ILLEGAL_ARGUMENT_ERROR; |
| 709 | return; |
| 710 | } |
| 711 | for (int32_t partIndex = 0; |
| 712 | (partIndex = nextTopLevelArgStart(partIndex)) >= 0 && U_SUCCESS(status); |
| 713 | ) { |
| 714 | if (argNameMatches(partIndex + 1, formatName, argNumber)) { |
| 715 | Format* f; |
| 716 | if (p.isValid()) { |
| 717 | f = p.orphan(); |
| 718 | } else if (formatToAdopt == NULL__null) { |
| 719 | f = NULL__null; |
| 720 | } else { |
| 721 | f = formatToAdopt->clone(); |
| 722 | if (f == NULL__null) { |
| 723 | status = U_MEMORY_ALLOCATION_ERROR; |
| 724 | return; |
| 725 | } |
| 726 | } |
| 727 | setCustomArgStartFormat(partIndex, f, status); |
| 728 | } |
| 729 | } |
| 730 | } |
| 731 | |
| 732 | // ------------------------------------- |
| 733 | // Set a single format. |
| 734 | // Do nothing if the variable is not less than the array count. |
| 735 | void |
| 736 | MessageFormat::setFormat(int32_t n, const Format& newFormat) { |
| 737 | |
| 738 | if (n >= 0) { |
| 739 | int32_t formatNumber = 0; |
| 740 | for (int32_t partIndex = 0; |
| 741 | (partIndex = nextTopLevelArgStart(partIndex)) >= 0;) { |
| 742 | if (n == formatNumber) { |
| 743 | Format* new_format = newFormat.clone(); |
| 744 | if (new_format) { |
| 745 | UErrorCode status = U_ZERO_ERROR; |
| 746 | setCustomArgStartFormat(partIndex, new_format, status); |
| 747 | } |
| 748 | return; |
| 749 | } |
| 750 | ++formatNumber; |
| 751 | } |
| 752 | } |
| 753 | } |
| 754 | |
| 755 | // ------------------------------------- |
| 756 | // Get a single format by format name. |
| 757 | // Do nothing if the variable is not less than the array count. |
| 758 | Format * |
| 759 | MessageFormat::getFormat(const UnicodeString& formatName, UErrorCode& status) { |
| 760 | if (U_FAILURE(status) || cachedFormatters == NULL__null) return NULL__null; |
| 761 | |
| 762 | int32_t argNumber = MessagePattern::validateArgumentName(formatName); |
| 763 | if (argNumber < UMSGPAT_ARG_NAME_NOT_NUMBER) { |
| 764 | status = U_ILLEGAL_ARGUMENT_ERROR; |
| 765 | return NULL__null; |
| 766 | } |
| 767 | for (int32_t partIndex = 0; (partIndex = nextTopLevelArgStart(partIndex)) >= 0;) { |
| 768 | if (argNameMatches(partIndex + 1, formatName, argNumber)) { |
| 769 | return getCachedFormatter(partIndex); |
| 770 | } |
| 771 | } |
| 772 | return NULL__null; |
| 773 | } |
| 774 | |
| 775 | // ------------------------------------- |
| 776 | // Set a single format by format name |
| 777 | // Do nothing if the variable is not less than the array count. |
| 778 | void |
| 779 | MessageFormat::setFormat(const UnicodeString& formatName, |
| 780 | const Format& newFormat, |
| 781 | UErrorCode& status) { |
| 782 | if (U_FAILURE(status)) return; |
| 783 | |
| 784 | int32_t argNumber = MessagePattern::validateArgumentName(formatName); |
| 785 | if (argNumber < UMSGPAT_ARG_NAME_NOT_NUMBER) { |
| 786 | status = U_ILLEGAL_ARGUMENT_ERROR; |
| 787 | return; |
| 788 | } |
| 789 | for (int32_t partIndex = 0; |
| 790 | (partIndex = nextTopLevelArgStart(partIndex)) >= 0 && U_SUCCESS(status); |
| 791 | ) { |
| 792 | if (argNameMatches(partIndex + 1, formatName, argNumber)) { |
| 793 | Format* new_format = newFormat.clone(); |
| 794 | if (new_format == NULL__null) { |
| 795 | status = U_MEMORY_ALLOCATION_ERROR; |
| 796 | return; |
| 797 | } |
| 798 | setCustomArgStartFormat(partIndex, new_format, status); |
| 799 | } |
| 800 | } |
| 801 | } |
| 802 | |
| 803 | // ------------------------------------- |
| 804 | // Gets the format array. |
| 805 | const Format** |
| 806 | MessageFormat::getFormats(int32_t& cnt) const |
| 807 | { |
| 808 | // This old API returns an array (which we hold) of Format* |
| 809 | // pointers. The array is valid up to the next call to any |
| 810 | // method on this object. We construct and resize an array |
| 811 | // on demand that contains aliases to the subformats[i].format |
| 812 | // pointers. |
| 813 | |
| 814 | // Get total required capacity first (it's refreshed on each call). |
| 815 | int32_t totalCapacity = 0; |
| 816 | for (int32_t partIndex = 0; (partIndex = nextTopLevelArgStart(partIndex)) >= 0; ++totalCapacity) {} |
| 817 | |
| 818 | MessageFormat* t = const_cast<MessageFormat*> (this); |
| 819 | cnt = 0; |
| 820 | if (formatAliases == nullptr) { |
| 821 | t->formatAliasesCapacity = totalCapacity; |
| 822 | Format** a = (Format**) |
| 823 | uprv_mallocuprv_malloc_71(sizeof(Format*) * formatAliasesCapacity); |
| 824 | if (a == nullptr) { |
| 825 | t->formatAliasesCapacity = 0; |
| 826 | return nullptr; |
| 827 | } |
| 828 | t->formatAliases = a; |
| 829 | } else if (totalCapacity > formatAliasesCapacity) { |
| 830 | Format** a = (Format**) |
| 831 | uprv_reallocuprv_realloc_71(formatAliases, sizeof(Format*) * totalCapacity); |
| 832 | if (a == nullptr) { |
| 833 | t->formatAliasesCapacity = 0; |
| 834 | return nullptr; |
| 835 | } |
| 836 | t->formatAliases = a; |
| 837 | t->formatAliasesCapacity = totalCapacity; |
| 838 | } |
| 839 | |
| 840 | for (int32_t partIndex = 0; (partIndex = nextTopLevelArgStart(partIndex)) >= 0;) { |
| 841 | t->formatAliases[cnt++] = getCachedFormatter(partIndex); |
| 842 | } |
| 843 | |
| 844 | return (const Format**)formatAliases; |
| 845 | } |
| 846 | |
| 847 | |
| 848 | UnicodeString MessageFormat::getArgName(int32_t partIndex) { |
| 849 | const MessagePattern::Part& part = msgPattern.getPart(partIndex); |
| 850 | return msgPattern.getSubstring(part); |
| 851 | } |
| 852 | |
| 853 | StringEnumeration* |
| 854 | MessageFormat::getFormatNames(UErrorCode& status) { |
| 855 | if (U_FAILURE(status)) return NULL__null; |
| 856 | |
| 857 | LocalPointer<UVector> formatNames(new UVector(status), status); |
| 858 | if (U_FAILURE(status)) { |
| 859 | return nullptr; |
| 860 | } |
| 861 | formatNames->setDeleter(uprv_deleteUObjectuprv_deleteUObject_71); |
| 862 | |
| 863 | for (int32_t partIndex = 0; (partIndex = nextTopLevelArgStart(partIndex)) >= 0;) { |
| 864 | LocalPointer<UnicodeString> name(getArgName(partIndex + 1).clone(), status); |
| 865 | formatNames->adoptElement(name.orphan(), status); |
| 866 | if (U_FAILURE(status)) return nullptr; |
| 867 | } |
| 868 | |
| 869 | LocalPointer<StringEnumeration> nameEnumerator( |
| 870 | new FormatNameEnumeration(std::move(formatNames), status), status); |
| 871 | return U_SUCCESS(status) ? nameEnumerator.orphan() : nullptr; |
| 872 | } |
| 873 | |
| 874 | // ------------------------------------- |
| 875 | // Formats the source Formattable array and copy into the result buffer. |
| 876 | // Ignore the FieldPosition result for error checking. |
| 877 | |
| 878 | UnicodeString& |
| 879 | MessageFormat::format(const Formattable* source, |
| 880 | int32_t cnt, |
| 881 | UnicodeString& appendTo, |
| 882 | FieldPosition& ignore, |
| 883 | UErrorCode& success) const |
| 884 | { |
| 885 | return format(source, NULL__null, cnt, appendTo, &ignore, success); |
| 886 | } |
| 887 | |
| 888 | // ------------------------------------- |
| 889 | // Internally creates a MessageFormat instance based on the |
| 890 | // pattern and formats the arguments Formattable array and |
| 891 | // copy into the appendTo buffer. |
| 892 | |
| 893 | UnicodeString& |
| 894 | MessageFormat::format( const UnicodeString& pattern, |
| 895 | const Formattable* arguments, |
| 896 | int32_t cnt, |
| 897 | UnicodeString& appendTo, |
| 898 | UErrorCode& success) |
| 899 | { |
| 900 | MessageFormat temp(pattern, success); |
| 901 | return temp.format(arguments, NULL__null, cnt, appendTo, NULL__null, success); |
| 902 | } |
| 903 | |
| 904 | // ------------------------------------- |
| 905 | // Formats the source Formattable object and copy into the |
| 906 | // appendTo buffer. The Formattable object must be an array |
| 907 | // of Formattable instances, returns error otherwise. |
| 908 | |
| 909 | UnicodeString& |
| 910 | MessageFormat::format(const Formattable& source, |
| 911 | UnicodeString& appendTo, |
| 912 | FieldPosition& ignore, |
| 913 | UErrorCode& success) const |
| 914 | { |
| 915 | if (U_FAILURE(success)) |
| 916 | return appendTo; |
| 917 | if (source.getType() != Formattable::kArray) { |
| 918 | success = U_ILLEGAL_ARGUMENT_ERROR; |
| 919 | return appendTo; |
| 920 | } |
| 921 | int32_t cnt; |
| 922 | const Formattable* tmpPtr = source.getArray(cnt); |
| 923 | return format(tmpPtr, NULL__null, cnt, appendTo, &ignore, success); |
| 924 | } |
| 925 | |
| 926 | UnicodeString& |
| 927 | MessageFormat::format(const UnicodeString* argumentNames, |
| 928 | const Formattable* arguments, |
| 929 | int32_t count, |
| 930 | UnicodeString& appendTo, |
| 931 | UErrorCode& success) const { |
| 932 | return format(arguments, argumentNames, count, appendTo, NULL__null, success); |
| 933 | } |
| 934 | |
| 935 | // Does linear search to find the match for an ArgName. |
| 936 | const Formattable* MessageFormat::getArgFromListByName(const Formattable* arguments, |
| 937 | const UnicodeString *argumentNames, |
| 938 | int32_t cnt, UnicodeString& name) const { |
| 939 | for (int32_t i = 0; i < cnt; ++i) { |
| 940 | if (0 == argumentNames[i].compare(name)) { |
| 941 | return arguments + i; |
| 942 | } |
| 943 | } |
| 944 | return NULL__null; |
| 945 | } |
| 946 | |
| 947 | |
| 948 | UnicodeString& |
| 949 | MessageFormat::format(const Formattable* arguments, |
| 950 | const UnicodeString *argumentNames, |
| 951 | int32_t cnt, |
| 952 | UnicodeString& appendTo, |
| 953 | FieldPosition* pos, |
| 954 | UErrorCode& status) const { |
| 955 | if (U_FAILURE(status)) { |
| 956 | return appendTo; |
| 957 | } |
| 958 | |
| 959 | UnicodeStringAppendable usapp(appendTo); |
| 960 | AppendableWrapper app(usapp); |
| 961 | format(0, NULL__null, arguments, argumentNames, cnt, app, pos, status); |
| 962 | return appendTo; |
| 963 | } |
| 964 | |
| 965 | namespace { |
| 966 | |
| 967 | /** |
| 968 | * Mutable input/output values for the PluralSelectorProvider. |
| 969 | * Separate so that it is possible to make MessageFormat Freezable. |
| 970 | */ |
| 971 | class PluralSelectorContext { |
| 972 | public: |
| 973 | PluralSelectorContext(int32_t start, const UnicodeString &name, |
| 974 | const Formattable &num, double off, UErrorCode &errorCode) |
| 975 | : startIndex(start), argName(name), offset(off), |
| 976 | numberArgIndex(-1), formatter(NULL__null), forReplaceNumber(FALSE0) { |
| 977 | // number needs to be set even when select() is not called. |
| 978 | // Keep it as a Number/Formattable: |
| 979 | // For format() methods, and to preserve information (e.g., BigDecimal). |
| 980 | if(off == 0) { |
| 981 | number = num; |
| 982 | } else { |
| 983 | number = num.getDouble(errorCode) - off; |
| 984 | } |
| 985 | } |
| 986 | |
| 987 | // Input values for plural selection with decimals. |
| 988 | int32_t startIndex; |
| 989 | const UnicodeString &argName; |
| 990 | /** argument number - plural offset */ |
| 991 | Formattable number; |
| 992 | double offset; |
| 993 | // Output values for plural selection with decimals. |
| 994 | /** -1 if REPLACE_NUMBER, 0 arg not found, >0 ARG_START index */ |
| 995 | int32_t numberArgIndex; |
| 996 | const Format *formatter; |
| 997 | /** formatted argument number - plural offset */ |
| 998 | UnicodeString numberString; |
| 999 | /** TRUE if number-offset was formatted with the stock number formatter */ |
| 1000 | UBool forReplaceNumber; |
| 1001 | }; |
| 1002 | |
| 1003 | } // namespace |
| 1004 | |
| 1005 | // if argumentNames is NULL, this means arguments is a numeric array. |
| 1006 | // arguments can not be NULL. |
| 1007 | // We use const void *plNumber rather than const PluralSelectorContext *pluralNumber |
| 1008 | // so that we need not declare the PluralSelectorContext in the public header file. |
| 1009 | void MessageFormat::format(int32_t msgStart, const void *plNumber, |
| 1010 | const Formattable* arguments, |
| 1011 | const UnicodeString *argumentNames, |
| 1012 | int32_t cnt, |
| 1013 | AppendableWrapper& appendTo, |
| 1014 | FieldPosition* ignore, |
| 1015 | UErrorCode& success) const { |
| 1016 | if (U_FAILURE(success)) { |
| 1017 | return; |
| 1018 | } |
| 1019 | |
| 1020 | const UnicodeString& msgString = msgPattern.getPatternString(); |
| 1021 | int32_t prevIndex = msgPattern.getPart(msgStart).getLimit(); |
| 1022 | for (int32_t i = msgStart + 1; U_SUCCESS(success) ; ++i) { |
| 1023 | const MessagePattern::Part* part = &msgPattern.getPart(i); |
| 1024 | const UMessagePatternPartType type = part->getType(); |
| 1025 | int32_t index = part->getIndex(); |
| 1026 | appendTo.append(msgString, prevIndex, index - prevIndex); |
| 1027 | if (type == UMSGPAT_PART_TYPE_MSG_LIMIT) { |
| 1028 | return; |
| 1029 | } |
| 1030 | prevIndex = part->getLimit(); |
| 1031 | if (type == UMSGPAT_PART_TYPE_REPLACE_NUMBER) { |
| 1032 | const PluralSelectorContext &pluralNumber = |
| 1033 | *static_cast<const PluralSelectorContext *>(plNumber); |
| 1034 | if(pluralNumber.forReplaceNumber) { |
| 1035 | // number-offset was already formatted. |
| 1036 | appendTo.formatAndAppend(pluralNumber.formatter, |
| 1037 | pluralNumber.number, pluralNumber.numberString, success); |
| 1038 | } else { |
| 1039 | const NumberFormat* nf = getDefaultNumberFormat(success); |
| 1040 | appendTo.formatAndAppend(nf, pluralNumber.number, success); |
| 1041 | } |
| 1042 | continue; |
| 1043 | } |
| 1044 | if (type != UMSGPAT_PART_TYPE_ARG_START) { |
| 1045 | continue; |
| 1046 | } |
| 1047 | int32_t argLimit = msgPattern.getLimitPartIndex(i); |
| 1048 | UMessagePatternArgType argType = part->getArgType(); |
| 1049 | part = &msgPattern.getPart(++i); |
| 1050 | const Formattable* arg; |
| 1051 | UBool noArg = FALSE0; |
| 1052 | UnicodeString argName = msgPattern.getSubstring(*part); |
| 1053 | if (argumentNames == NULL__null) { |
| 1054 | int32_t argNumber = part->getValue(); // ARG_NUMBER |
| 1055 | if (0 <= argNumber && argNumber < cnt) { |
| 1056 | arg = arguments + argNumber; |
| 1057 | } else { |
| 1058 | arg = NULL__null; |
| 1059 | noArg = TRUE1; |
| 1060 | } |
| 1061 | } else { |
| 1062 | arg = getArgFromListByName(arguments, argumentNames, cnt, argName); |
| 1063 | if (arg == NULL__null) { |
| 1064 | noArg = TRUE1; |
| 1065 | } |
| 1066 | } |
| 1067 | ++i; |
| 1068 | int32_t prevDestLength = appendTo.length(); |
| 1069 | const Format* formatter = NULL__null; |
| 1070 | if (noArg) { |
| 1071 | appendTo.append( |
| 1072 | UnicodeString(LEFT_CURLY_BRACE((UChar)0x007B)).append(argName).append(RIGHT_CURLY_BRACE((UChar)0x007D))); |
| 1073 | } else if (arg == NULL__null) { |
| 1074 | appendTo.append(NULL_STRING, 4); |
| 1075 | } else if(plNumber!=NULL__null && |
| 1076 | static_cast<const PluralSelectorContext *>(plNumber)->numberArgIndex==(i-2)) { |
| 1077 | const PluralSelectorContext &pluralNumber = |
| 1078 | *static_cast<const PluralSelectorContext *>(plNumber); |
| 1079 | if(pluralNumber.offset == 0) { |
| 1080 | // The number was already formatted with this formatter. |
| 1081 | appendTo.formatAndAppend(pluralNumber.formatter, pluralNumber.number, |
| 1082 | pluralNumber.numberString, success); |
| 1083 | } else { |
| 1084 | // Do not use the formatted (number-offset) string for a named argument |
| 1085 | // that formats the number without subtracting the offset. |
| 1086 | appendTo.formatAndAppend(pluralNumber.formatter, *arg, success); |
| 1087 | } |
| 1088 | } else if ((formatter = getCachedFormatter(i -2)) != 0) { |
| 1089 | // Handles all ArgType.SIMPLE, and formatters from setFormat() and its siblings. |
| 1090 | if (dynamic_cast<const ChoiceFormat*>(formatter) || |
| 1091 | dynamic_cast<const PluralFormat*>(formatter) || |
| 1092 | dynamic_cast<const SelectFormat*>(formatter)) { |
| 1093 | // We only handle nested formats here if they were provided via |
| 1094 | // setFormat() or its siblings. Otherwise they are not cached and instead |
| 1095 | // handled below according to argType. |
| 1096 | UnicodeString subMsgString; |
| 1097 | formatter->format(*arg, subMsgString, success); |
| 1098 | if (subMsgString.indexOf(LEFT_CURLY_BRACE((UChar)0x007B)) >= 0 || |
| 1099 | (subMsgString.indexOf(SINGLE_QUOTE((UChar)0x0027)) >= 0 && !MessageImpl::jdkAposMode(msgPattern)) |
| 1100 | ) { |
| 1101 | MessageFormat subMsgFormat(subMsgString, fLocale, success); |
| 1102 | subMsgFormat.format(0, NULL__null, arguments, argumentNames, cnt, appendTo, ignore, success); |
| 1103 | } else { |
| 1104 | appendTo.append(subMsgString); |
| 1105 | } |
| 1106 | } else { |
| 1107 | appendTo.formatAndAppend(formatter, *arg, success); |
| 1108 | } |
| 1109 | } else if (argType == UMSGPAT_ARG_TYPE_NONE || (cachedFormatters && uhash_igetuhash_iget_71(cachedFormatters, i - 2))) { |
| 1110 | // We arrive here if getCachedFormatter returned NULL, but there was actually an element in the hash table. |
| 1111 | // This can only happen if the hash table contained a DummyFormat, so the if statement above is a check |
| 1112 | // for the hash table containing DummyFormat. |
| 1113 | if (arg->isNumeric()) { |
| 1114 | const NumberFormat* nf = getDefaultNumberFormat(success); |
| 1115 | appendTo.formatAndAppend(nf, *arg, success); |
| 1116 | } else if (arg->getType() == Formattable::kDate) { |
| 1117 | const DateFormat* df = getDefaultDateFormat(success); |
| 1118 | appendTo.formatAndAppend(df, *arg, success); |
| 1119 | } else { |
| 1120 | appendTo.append(arg->getString(success)); |
| 1121 | } |
| 1122 | } else if (argType == UMSGPAT_ARG_TYPE_CHOICE) { |
| 1123 | if (!arg->isNumeric()) { |
| 1124 | success = U_ILLEGAL_ARGUMENT_ERROR; |
| 1125 | return; |
| 1126 | } |
| 1127 | // We must use the Formattable::getDouble() variant with the UErrorCode parameter |
| 1128 | // because only this one converts non-double numeric types to double. |
| 1129 | const double number = arg->getDouble(success); |
| 1130 | int32_t subMsgStart = ChoiceFormat::findSubMessage(msgPattern, i, number); |
| 1131 | formatComplexSubMessage(subMsgStart, NULL__null, arguments, argumentNames, |
| 1132 | cnt, appendTo, success); |
| 1133 | } else if (UMSGPAT_ARG_TYPE_HAS_PLURAL_STYLE(argType)((argType)==UMSGPAT_ARG_TYPE_PLURAL || (argType)==UMSGPAT_ARG_TYPE_SELECTORDINAL )) { |
| 1134 | if (!arg->isNumeric()) { |
| 1135 | success = U_ILLEGAL_ARGUMENT_ERROR; |
| 1136 | return; |
| 1137 | } |
| 1138 | const PluralSelectorProvider &selector = |
| 1139 | argType == UMSGPAT_ARG_TYPE_PLURAL ? pluralProvider : ordinalProvider; |
| 1140 | // We must use the Formattable::getDouble() variant with the UErrorCode parameter |
| 1141 | // because only this one converts non-double numeric types to double. |
| 1142 | double offset = msgPattern.getPluralOffset(i); |
| 1143 | PluralSelectorContext context(i, argName, *arg, offset, success); |
| 1144 | int32_t subMsgStart = PluralFormat::findSubMessage( |
| 1145 | msgPattern, i, selector, &context, arg->getDouble(success), success); |
| 1146 | formatComplexSubMessage(subMsgStart, &context, arguments, argumentNames, |
| 1147 | cnt, appendTo, success); |
| 1148 | } else if (argType == UMSGPAT_ARG_TYPE_SELECT) { |
| 1149 | int32_t subMsgStart = SelectFormat::findSubMessage(msgPattern, i, arg->getString(success), success); |
| 1150 | formatComplexSubMessage(subMsgStart, NULL__null, arguments, argumentNames, |
| 1151 | cnt, appendTo, success); |
| 1152 | } else { |
| 1153 | // This should never happen. |
| 1154 | success = U_INTERNAL_PROGRAM_ERROR; |
| 1155 | return; |
| 1156 | } |
| 1157 | ignore = updateMetaData(appendTo, prevDestLength, ignore, arg); |
| 1158 | prevIndex = msgPattern.getPart(argLimit).getLimit(); |
| 1159 | i = argLimit; |
| 1160 | } |
| 1161 | } |
| 1162 | |
| 1163 | |
| 1164 | void MessageFormat::formatComplexSubMessage(int32_t msgStart, |
| 1165 | const void *plNumber, |
| 1166 | const Formattable* arguments, |
| 1167 | const UnicodeString *argumentNames, |
| 1168 | int32_t cnt, |
| 1169 | AppendableWrapper& appendTo, |
| 1170 | UErrorCode& success) const { |
| 1171 | if (U_FAILURE(success)) { |
| 1172 | return; |
| 1173 | } |
| 1174 | |
| 1175 | if (!MessageImpl::jdkAposMode(msgPattern)) { |
| 1176 | format(msgStart, plNumber, arguments, argumentNames, cnt, appendTo, NULL__null, success); |
| 1177 | return; |
| 1178 | } |
| 1179 | |
| 1180 | // JDK compatibility mode: (see JDK MessageFormat.format() API docs) |
| 1181 | // - remove SKIP_SYNTAX; that is, remove half of the apostrophes |
| 1182 | // - if the result string contains an open curly brace '{' then |
| 1183 | // instantiate a temporary MessageFormat object and format again; |
| 1184 | // otherwise just append the result string |
| 1185 | const UnicodeString& msgString = msgPattern.getPatternString(); |
| 1186 | UnicodeString sb; |
| 1187 | int32_t prevIndex = msgPattern.getPart(msgStart).getLimit(); |
| 1188 | for (int32_t i = msgStart;;) { |
| 1189 | const MessagePattern::Part& part = msgPattern.getPart(++i); |
| 1190 | const UMessagePatternPartType type = part.getType(); |
| 1191 | int32_t index = part.getIndex(); |
| 1192 | if (type == UMSGPAT_PART_TYPE_MSG_LIMIT) { |
| 1193 | sb.append(msgString, prevIndex, index - prevIndex); |
| 1194 | break; |
| 1195 | } else if (type == UMSGPAT_PART_TYPE_REPLACE_NUMBER || type == UMSGPAT_PART_TYPE_SKIP_SYNTAX) { |
| 1196 | sb.append(msgString, prevIndex, index - prevIndex); |
| 1197 | if (type == UMSGPAT_PART_TYPE_REPLACE_NUMBER) { |
| 1198 | const PluralSelectorContext &pluralNumber = |
| 1199 | *static_cast<const PluralSelectorContext *>(plNumber); |
| 1200 | if(pluralNumber.forReplaceNumber) { |
| 1201 | // number-offset was already formatted. |
| 1202 | sb.append(pluralNumber.numberString); |
| 1203 | } else { |
| 1204 | const NumberFormat* nf = getDefaultNumberFormat(success); |
| 1205 | sb.append(nf->format(pluralNumber.number, sb, success)); |
| 1206 | } |
| 1207 | } |
| 1208 | prevIndex = part.getLimit(); |
| 1209 | } else if (type == UMSGPAT_PART_TYPE_ARG_START) { |
| 1210 | sb.append(msgString, prevIndex, index - prevIndex); |
| 1211 | prevIndex = index; |
| 1212 | i = msgPattern.getLimitPartIndex(i); |
| 1213 | index = msgPattern.getPart(i).getLimit(); |
| 1214 | MessageImpl::appendReducedApostrophes(msgString, prevIndex, index, sb); |
| 1215 | prevIndex = index; |
| 1216 | } |
| 1217 | } |
| 1218 | if (sb.indexOf(LEFT_CURLY_BRACE((UChar)0x007B)) >= 0) { |
| 1219 | UnicodeString emptyPattern; // gcc 3.3.3 fails with "UnicodeString()" as the first parameter. |
| 1220 | MessageFormat subMsgFormat(emptyPattern, fLocale, success); |
| 1221 | subMsgFormat.applyPattern(sb, UMSGPAT_APOS_DOUBLE_REQUIRED, NULL__null, success); |
| 1222 | subMsgFormat.format(0, NULL__null, arguments, argumentNames, cnt, appendTo, NULL__null, success); |
| 1223 | } else { |
| 1224 | appendTo.append(sb); |
| 1225 | } |
| 1226 | } |
| 1227 | |
| 1228 | |
| 1229 | UnicodeString MessageFormat::getLiteralStringUntilNextArgument(int32_t from) const { |
| 1230 | const UnicodeString& msgString=msgPattern.getPatternString(); |
| 1231 | int32_t prevIndex=msgPattern.getPart(from).getLimit(); |
| 1232 | UnicodeString b; |
| 1233 | for (int32_t i = from + 1; ; ++i) { |
| 1234 | const MessagePattern::Part& part = msgPattern.getPart(i); |
| 1235 | const UMessagePatternPartType type=part.getType(); |
| 1236 | int32_t index=part.getIndex(); |
| 1237 | b.append(msgString, prevIndex, index - prevIndex); |
| 1238 | if(type==UMSGPAT_PART_TYPE_ARG_START || type==UMSGPAT_PART_TYPE_MSG_LIMIT) { |
| 1239 | return b; |
| 1240 | } |
| 1241 | // Unexpected Part "part" in parsed message. |
| 1242 | U_ASSERT(type==UMSGPAT_PART_TYPE_SKIP_SYNTAX || type==UMSGPAT_PART_TYPE_INSERT_CHAR)(void)0; |
| 1243 | prevIndex=part.getLimit(); |
| 1244 | } |
| 1245 | } |
| 1246 | |
| 1247 | |
| 1248 | FieldPosition* MessageFormat::updateMetaData(AppendableWrapper& /*dest*/, int32_t /*prevLength*/, |
| 1249 | FieldPosition* /*fp*/, const Formattable* /*argId*/) const { |
| 1250 | // Unlike in Java, there are no field attributes defined for MessageFormat. Do nothing. |
| 1251 | return NULL__null; |
| 1252 | /* |
| 1253 | if (fp != NULL && Field.ARGUMENT.equals(fp.getFieldAttribute())) { |
| 1254 | fp->setBeginIndex(prevLength); |
| 1255 | fp->setEndIndex(dest.get_length()); |
| 1256 | return NULL; |
| 1257 | } |
| 1258 | return fp; |
| 1259 | */ |
| 1260 | } |
| 1261 | |
| 1262 | int32_t |
| 1263 | MessageFormat::findOtherSubMessage(int32_t partIndex) const { |
| 1264 | int32_t count=msgPattern.countParts(); |
| 1265 | const MessagePattern::Part *part = &msgPattern.getPart(partIndex); |
| 1266 | if(MessagePattern::Part::hasNumericValue(part->getType())) { |
| 1267 | ++partIndex; |
| 1268 | } |
| 1269 | // Iterate over (ARG_SELECTOR [ARG_INT|ARG_DOUBLE] message) tuples |
| 1270 | // until ARG_LIMIT or end of plural-only pattern. |
| 1271 | UnicodeString other(FALSE0, OTHER_STRING, 5); |
| 1272 | do { |
| 1273 | part=&msgPattern.getPart(partIndex++); |
| 1274 | UMessagePatternPartType type=part->getType(); |
| 1275 | if(type==UMSGPAT_PART_TYPE_ARG_LIMIT) { |
| 1276 | break; |
| 1277 | } |
| 1278 | U_ASSERT(type==UMSGPAT_PART_TYPE_ARG_SELECTOR)(void)0; |
| 1279 | // part is an ARG_SELECTOR followed by an optional explicit value, and then a message |
| 1280 | if(msgPattern.partSubstringMatches(*part, other)) { |
| 1281 | return partIndex; |
| 1282 | } |
| 1283 | if(MessagePattern::Part::hasNumericValue(msgPattern.getPartType(partIndex))) { |
| 1284 | ++partIndex; // skip the numeric-value part of "=1" etc. |
| 1285 | } |
| 1286 | partIndex=msgPattern.getLimitPartIndex(partIndex); |
| 1287 | } while(++partIndex<count); |
| 1288 | return 0; |
| 1289 | } |
| 1290 | |
| 1291 | int32_t |
| 1292 | MessageFormat::findFirstPluralNumberArg(int32_t msgStart, const UnicodeString &argName) const { |
| 1293 | for(int32_t i=msgStart+1;; ++i) { |
| 1294 | const MessagePattern::Part &part=msgPattern.getPart(i); |
| 1295 | UMessagePatternPartType type=part.getType(); |
| 1296 | if(type==UMSGPAT_PART_TYPE_MSG_LIMIT) { |
| 1297 | return 0; |
| 1298 | } |
| 1299 | if(type==UMSGPAT_PART_TYPE_REPLACE_NUMBER) { |
| 1300 | return -1; |
| 1301 | } |
| 1302 | if(type==UMSGPAT_PART_TYPE_ARG_START) { |
| 1303 | UMessagePatternArgType argType=part.getArgType(); |
| 1304 | if(!argName.isEmpty() && (argType==UMSGPAT_ARG_TYPE_NONE || argType==UMSGPAT_ARG_TYPE_SIMPLE)) { |
| 1305 | // ARG_NUMBER or ARG_NAME |
| 1306 | if(msgPattern.partSubstringMatches(msgPattern.getPart(i+1), argName)) { |
| 1307 | return i; |
| 1308 | } |
| 1309 | } |
| 1310 | i=msgPattern.getLimitPartIndex(i); |
| 1311 | } |
| 1312 | } |
| 1313 | } |
| 1314 | |
| 1315 | void MessageFormat::copyObjects(const MessageFormat& that, UErrorCode& ec) { |
| 1316 | // Deep copy pointer fields. |
| 1317 | // We need not copy the formatAliases because they are re-filled |
| 1318 | // in each getFormats() call. |
| 1319 | // The defaultNumberFormat, defaultDateFormat and pluralProvider.rules |
| 1320 | // also get created on demand. |
| 1321 | argTypeCount = that.argTypeCount; |
| 1322 | if (argTypeCount > 0) { |
| 1323 | if (!allocateArgTypes(argTypeCount, ec)) { |
| 1324 | return; |
| 1325 | } |
| 1326 | uprv_memcpy(argTypes, that.argTypes, argTypeCount * sizeof(argTypes[0]))do { clang diagnostic push
clang diagnostic ignored "-Waddress" (void)0; (void)0; clang diagnostic pop :: memcpy(argTypes, that.argTypes, argTypeCount * sizeof(argTypes[0])); } while ( false); |
| 1327 | } |
| 1328 | if (cachedFormatters != NULL__null) { |
| 1329 | uhash_removeAlluhash_removeAll_71(cachedFormatters); |
| 1330 | } |
| 1331 | if (customFormatArgStarts != NULL__null) { |
| 1332 | uhash_removeAlluhash_removeAll_71(customFormatArgStarts); |
| 1333 | } |
| 1334 | if (that.cachedFormatters) { |
| 1335 | if (cachedFormatters == NULL__null) { |
| 1336 | cachedFormatters=uhash_openuhash_open_71(uhash_hashLonguhash_hashLong_71, uhash_compareLonguhash_compareLong_71, |
| 1337 | equalFormatsForHash, &ec); |
| 1338 | if (U_FAILURE(ec)) { |
| 1339 | return; |
| 1340 | } |
| 1341 | uhash_setValueDeleteruhash_setValueDeleter_71(cachedFormatters, uprv_deleteUObjectuprv_deleteUObject_71); |
| 1342 | } |
| 1343 | |
| 1344 | const int32_t count = uhash_countuhash_count_71(that.cachedFormatters); |
| 1345 | int32_t pos, idx; |
| 1346 | for (idx = 0, pos = UHASH_FIRST(-1); idx < count && U_SUCCESS(ec); ++idx) { |
| 1347 | const UHashElement* cur = uhash_nextElementuhash_nextElement_71(that.cachedFormatters, &pos); |
| 1348 | Format* newFormat = ((Format*)(cur->value.pointer))->clone(); |
| 1349 | if (newFormat) { |
| 1350 | uhash_iputuhash_iput_71(cachedFormatters, cur->key.integer, newFormat, &ec); |
| 1351 | } else { |
| 1352 | ec = U_MEMORY_ALLOCATION_ERROR; |
| 1353 | return; |
| 1354 | } |
| 1355 | } |
| 1356 | } |
| 1357 | if (that.customFormatArgStarts) { |
| 1358 | if (customFormatArgStarts == NULL__null) { |
| 1359 | customFormatArgStarts=uhash_openuhash_open_71(uhash_hashLonguhash_hashLong_71, uhash_compareLonguhash_compareLong_71, |
| 1360 | NULL__null, &ec); |
| 1361 | } |
| 1362 | const int32_t count = uhash_countuhash_count_71(that.customFormatArgStarts); |
| 1363 | int32_t pos, idx; |
| 1364 | for (idx = 0, pos = UHASH_FIRST(-1); idx < count && U_SUCCESS(ec); ++idx) { |
| 1365 | const UHashElement* cur = uhash_nextElementuhash_nextElement_71(that.customFormatArgStarts, &pos); |
| 1366 | uhash_iputiuhash_iputi_71(customFormatArgStarts, cur->key.integer, cur->value.integer, &ec); |
| 1367 | } |
| 1368 | } |
| 1369 | } |
| 1370 | |
| 1371 | |
| 1372 | Formattable* |
| 1373 | MessageFormat::parse(int32_t msgStart, |
| 1374 | const UnicodeString& source, |
| 1375 | ParsePosition& pos, |
| 1376 | int32_t& count, |
| 1377 | UErrorCode& ec) const { |
| 1378 | count = 0; |
| 1379 | if (U_FAILURE(ec)) { |
| 1380 | pos.setErrorIndex(pos.getIndex()); |
| 1381 | return NULL__null; |
| 1382 | } |
| 1383 | // parse() does not work with named arguments. |
| 1384 | if (msgPattern.hasNamedArguments()) { |
| 1385 | ec = U_ARGUMENT_TYPE_MISMATCH; |
| 1386 | pos.setErrorIndex(pos.getIndex()); |
| 1387 | return NULL__null; |
| 1388 | } |
| 1389 | LocalArray<Formattable> resultArray(new Formattable[argTypeCount ? argTypeCount : 1]); |
| 1390 | const UnicodeString& msgString=msgPattern.getPatternString(); |
| 1391 | int32_t prevIndex=msgPattern.getPart(msgStart).getLimit(); |
| 1392 | int32_t sourceOffset = pos.getIndex(); |
| 1393 | ParsePosition tempStatus(0); |
| 1394 | |
| 1395 | for(int32_t i=msgStart+1; ; ++i) { |
| 1396 | UBool haveArgResult = FALSE0; |
| 1397 | const MessagePattern::Part* part=&msgPattern.getPart(i); |
| 1398 | const UMessagePatternPartType type=part->getType(); |
| 1399 | int32_t index=part->getIndex(); |
| 1400 | // Make sure the literal string matches. |
| 1401 | int32_t len = index - prevIndex; |
| 1402 | if (len == 0 || (0 == msgString.compare(prevIndex, len, source, sourceOffset, len))) { |
| 1403 | sourceOffset += len; |
| 1404 | prevIndex += len; |
Value stored to 'prevIndex' is never read | |
| 1405 | } else { |
| 1406 | pos.setErrorIndex(sourceOffset); |
| 1407 | return NULL__null; // leave index as is to signal error |
| 1408 | } |
| 1409 | if(type==UMSGPAT_PART_TYPE_MSG_LIMIT) { |
| 1410 | // Things went well! Done. |
| 1411 | pos.setIndex(sourceOffset); |
| 1412 | return resultArray.orphan(); |
| 1413 | } |
| 1414 | if(type==UMSGPAT_PART_TYPE_SKIP_SYNTAX || type==UMSGPAT_PART_TYPE_INSERT_CHAR) { |
| 1415 | prevIndex=part->getLimit(); |
| 1416 | continue; |
| 1417 | } |
| 1418 | // We do not support parsing Plural formats. (No REPLACE_NUMBER here.) |
| 1419 | // Unexpected Part "part" in parsed message. |
| 1420 | U_ASSERT(type==UMSGPAT_PART_TYPE_ARG_START)(void)0; |
| 1421 | int32_t argLimit=msgPattern.getLimitPartIndex(i); |
| 1422 | |
| 1423 | UMessagePatternArgType argType=part->getArgType(); |
| 1424 | part=&msgPattern.getPart(++i); |
| 1425 | int32_t argNumber = part->getValue(); // ARG_NUMBER |
| 1426 | UnicodeString key; |
| 1427 | ++i; |
| 1428 | const Format* formatter = NULL__null; |
| 1429 | Formattable& argResult = resultArray[argNumber]; |
| 1430 | |
| 1431 | if(cachedFormatters!=NULL__null && (formatter = getCachedFormatter(i - 2))!=NULL__null) { |
| 1432 | // Just parse using the formatter. |
| 1433 | tempStatus.setIndex(sourceOffset); |
| 1434 | formatter->parseObject(source, argResult, tempStatus); |
| 1435 | if (tempStatus.getIndex() == sourceOffset) { |
| 1436 | pos.setErrorIndex(sourceOffset); |
| 1437 | return NULL__null; // leave index as is to signal error |
| 1438 | } |
| 1439 | sourceOffset = tempStatus.getIndex(); |
| 1440 | haveArgResult = TRUE1; |
| 1441 | } else if( |
| 1442 | argType==UMSGPAT_ARG_TYPE_NONE || (cachedFormatters && uhash_igetuhash_iget_71(cachedFormatters, i -2))) { |
| 1443 | // We arrive here if getCachedFormatter returned NULL, but there was actually an element in the hash table. |
| 1444 | // This can only happen if the hash table contained a DummyFormat, so the if statement above is a check |
| 1445 | // for the hash table containing DummyFormat. |
| 1446 | |
| 1447 | // Match as a string. |
| 1448 | // if at end, use longest possible match |
| 1449 | // otherwise uses first match to intervening string |
| 1450 | // does NOT recursively try all possibilities |
| 1451 | UnicodeString stringAfterArgument = getLiteralStringUntilNextArgument(argLimit); |
| 1452 | int32_t next; |
| 1453 | if (!stringAfterArgument.isEmpty()) { |
| 1454 | next = source.indexOf(stringAfterArgument, sourceOffset); |
| 1455 | } else { |
| 1456 | next = source.length(); |
| 1457 | } |
| 1458 | if (next < 0) { |
| 1459 | pos.setErrorIndex(sourceOffset); |
| 1460 | return NULL__null; // leave index as is to signal error |
| 1461 | } else { |
| 1462 | UnicodeString strValue(source.tempSubString(sourceOffset, next - sourceOffset)); |
| 1463 | UnicodeString compValue; |
| 1464 | compValue.append(LEFT_CURLY_BRACE((UChar)0x007B)); |
| 1465 | itos(argNumber, compValue); |
| 1466 | compValue.append(RIGHT_CURLY_BRACE((UChar)0x007D)); |
| 1467 | if (0 != strValue.compare(compValue)) { |
| 1468 | argResult.setString(strValue); |
| 1469 | haveArgResult = TRUE1; |
| 1470 | } |
| 1471 | sourceOffset = next; |
| 1472 | } |
| 1473 | } else if(argType==UMSGPAT_ARG_TYPE_CHOICE) { |
| 1474 | tempStatus.setIndex(sourceOffset); |
| 1475 | double choiceResult = ChoiceFormat::parseArgument(msgPattern, i, source, tempStatus); |
| 1476 | if (tempStatus.getIndex() == sourceOffset) { |
| 1477 | pos.setErrorIndex(sourceOffset); |
| 1478 | return NULL__null; // leave index as is to signal error |
| 1479 | } |
| 1480 | argResult.setDouble(choiceResult); |
| 1481 | haveArgResult = TRUE1; |
| 1482 | sourceOffset = tempStatus.getIndex(); |
| 1483 | } else if(UMSGPAT_ARG_TYPE_HAS_PLURAL_STYLE(argType)((argType)==UMSGPAT_ARG_TYPE_PLURAL || (argType)==UMSGPAT_ARG_TYPE_SELECTORDINAL ) || argType==UMSGPAT_ARG_TYPE_SELECT) { |
| 1484 | // Parsing not supported. |
| 1485 | ec = U_UNSUPPORTED_ERROR; |
| 1486 | return NULL__null; |
| 1487 | } else { |
| 1488 | // This should never happen. |
| 1489 | ec = U_INTERNAL_PROGRAM_ERROR; |
| 1490 | return NULL__null; |
| 1491 | } |
| 1492 | if (haveArgResult && count <= argNumber) { |
| 1493 | count = argNumber + 1; |
| 1494 | } |
| 1495 | prevIndex=msgPattern.getPart(argLimit).getLimit(); |
| 1496 | i=argLimit; |
| 1497 | } |
| 1498 | } |
| 1499 | // ------------------------------------- |
| 1500 | // Parses the source pattern and returns the Formattable objects array, |
| 1501 | // the array count and the ending parse position. The caller of this method |
| 1502 | // owns the array. |
| 1503 | |
| 1504 | Formattable* |
| 1505 | MessageFormat::parse(const UnicodeString& source, |
| 1506 | ParsePosition& pos, |
| 1507 | int32_t& count) const { |
| 1508 | UErrorCode ec = U_ZERO_ERROR; |
| 1509 | return parse(0, source, pos, count, ec); |
| 1510 | } |
| 1511 | |
| 1512 | // ------------------------------------- |
| 1513 | // Parses the source string and returns the array of |
| 1514 | // Formattable objects and the array count. The caller |
| 1515 | // owns the returned array. |
| 1516 | |
| 1517 | Formattable* |
| 1518 | MessageFormat::parse(const UnicodeString& source, |
| 1519 | int32_t& cnt, |
| 1520 | UErrorCode& success) const |
| 1521 | { |
| 1522 | if (msgPattern.hasNamedArguments()) { |
| 1523 | success = U_ARGUMENT_TYPE_MISMATCH; |
| 1524 | return NULL__null; |
| 1525 | } |
| 1526 | ParsePosition status(0); |
| 1527 | // Calls the actual implementation method and starts |
| 1528 | // from zero offset of the source text. |
| 1529 | Formattable* result = parse(source, status, cnt); |
| 1530 | if (status.getIndex() == 0) { |
| 1531 | success = U_MESSAGE_PARSE_ERROR; |
| 1532 | delete[] result; |
| 1533 | return NULL__null; |
| 1534 | } |
| 1535 | return result; |
| 1536 | } |
| 1537 | |
| 1538 | // ------------------------------------- |
| 1539 | // Parses the source text and copy into the result buffer. |
| 1540 | |
| 1541 | void |
| 1542 | MessageFormat::parseObject( const UnicodeString& source, |
| 1543 | Formattable& result, |
| 1544 | ParsePosition& status) const |
| 1545 | { |
| 1546 | int32_t cnt = 0; |
| 1547 | Formattable* tmpResult = parse(source, status, cnt); |
| 1548 | if (tmpResult != NULL__null) |
| 1549 | result.adoptArray(tmpResult, cnt); |
| 1550 | } |
| 1551 | |
| 1552 | UnicodeString |
| 1553 | MessageFormat::autoQuoteApostrophe(const UnicodeString& pattern, UErrorCode& status) { |
| 1554 | UnicodeString result; |
| 1555 | if (U_SUCCESS(status)) { |
| 1556 | int32_t plen = pattern.length(); |
| 1557 | const UChar* pat = pattern.getBuffer(); |
| 1558 | int32_t blen = plen * 2 + 1; // space for null termination, convenience |
| 1559 | UChar* buf = result.getBuffer(blen); |
| 1560 | if (buf == NULL__null) { |
| 1561 | status = U_MEMORY_ALLOCATION_ERROR; |
| 1562 | } else { |
| 1563 | int32_t len = umsg_autoQuoteApostropheumsg_autoQuoteApostrophe_71(pat, plen, buf, blen, &status); |
| 1564 | result.releaseBuffer(U_SUCCESS(status) ? len : 0); |
| 1565 | } |
| 1566 | } |
| 1567 | if (U_FAILURE(status)) { |
| 1568 | result.setToBogus(); |
| 1569 | } |
| 1570 | return result; |
| 1571 | } |
| 1572 | |
| 1573 | // ------------------------------------- |
| 1574 | |
| 1575 | static Format* makeRBNF(URBNFRuleSetTag tag, const Locale& locale, const UnicodeString& defaultRuleSet, UErrorCode& ec) { |
| 1576 | RuleBasedNumberFormat* fmt = new RuleBasedNumberFormat(tag, locale, ec); |
| 1577 | if (fmt == NULL__null) { |
| 1578 | ec = U_MEMORY_ALLOCATION_ERROR; |
| 1579 | } else if (U_SUCCESS(ec) && defaultRuleSet.length() > 0) { |
| 1580 | UErrorCode localStatus = U_ZERO_ERROR; // ignore unrecognized default rule set |
| 1581 | fmt->setDefaultRuleSet(defaultRuleSet, localStatus); |
| 1582 | } |
| 1583 | return fmt; |
| 1584 | } |
| 1585 | |
| 1586 | void MessageFormat::cacheExplicitFormats(UErrorCode& status) { |
| 1587 | if (U_FAILURE(status)) { |
| 1588 | return; |
| 1589 | } |
| 1590 | |
| 1591 | if (cachedFormatters != NULL__null) { |
| 1592 | uhash_removeAlluhash_removeAll_71(cachedFormatters); |
| 1593 | } |
| 1594 | if (customFormatArgStarts != NULL__null) { |
| 1595 | uhash_removeAlluhash_removeAll_71(customFormatArgStarts); |
| 1596 | } |
| 1597 | |
| 1598 | // The last two "parts" can at most be ARG_LIMIT and MSG_LIMIT |
| 1599 | // which we need not examine. |
| 1600 | int32_t limit = msgPattern.countParts() - 2; |
| 1601 | argTypeCount = 0; |
| 1602 | // We also need not look at the first two "parts" |
| 1603 | // (at most MSG_START and ARG_START) in this loop. |
| 1604 | // We determine the argTypeCount first so that we can allocateArgTypes |
| 1605 | // so that the next loop can set argTypes[argNumber]. |
| 1606 | // (This is for the C API which needs the argTypes to read its va_arg list.) |
| 1607 | for (int32_t i = 2; i < limit && U_SUCCESS(status); ++i) { |
| 1608 | const MessagePattern::Part& part = msgPattern.getPart(i); |
| 1609 | if (part.getType() == UMSGPAT_PART_TYPE_ARG_NUMBER) { |
| 1610 | const int argNumber = part.getValue(); |
| 1611 | if (argNumber >= argTypeCount) { |
| 1612 | argTypeCount = argNumber + 1; |
| 1613 | } |
| 1614 | } |
| 1615 | } |
| 1616 | if (!allocateArgTypes(argTypeCount, status)) { |
| 1617 | return; |
| 1618 | } |
| 1619 | // Set all argTypes to kObject, as a "none" value, for lack of any better value. |
| 1620 | // We never use kObject for real arguments. |
| 1621 | // We use it as "no argument yet" for the check for hasArgTypeConflicts. |
| 1622 | for (int32_t i = 0; i < argTypeCount; ++i) { |
| 1623 | argTypes[i] = Formattable::kObject; |
| 1624 | } |
| 1625 | hasArgTypeConflicts = FALSE0; |
| 1626 | |
| 1627 | // This loop starts at part index 1 because we do need to examine |
| 1628 | // ARG_START parts. (But we can ignore the MSG_START.) |
| 1629 | for (int32_t i = 1; i < limit && U_SUCCESS(status); ++i) { |
| 1630 | const MessagePattern::Part* part = &msgPattern.getPart(i); |
| 1631 | if (part->getType() != UMSGPAT_PART_TYPE_ARG_START) { |
| 1632 | continue; |
| 1633 | } |
| 1634 | UMessagePatternArgType argType = part->getArgType(); |
| 1635 | |
| 1636 | int32_t argNumber = -1; |
| 1637 | part = &msgPattern.getPart(i + 1); |
| 1638 | if (part->getType() == UMSGPAT_PART_TYPE_ARG_NUMBER) { |
| 1639 | argNumber = part->getValue(); |
| 1640 | } |
| 1641 | Formattable::Type formattableType; |
| 1642 | |
| 1643 | switch (argType) { |
| 1644 | case UMSGPAT_ARG_TYPE_NONE: |
| 1645 | formattableType = Formattable::kString; |
| 1646 | break; |
| 1647 | case UMSGPAT_ARG_TYPE_SIMPLE: { |
| 1648 | int32_t index = i; |
| 1649 | i += 2; |
| 1650 | UnicodeString explicitType = msgPattern.getSubstring(msgPattern.getPart(i++)); |
| 1651 | UnicodeString style; |
| 1652 | if ((part = &msgPattern.getPart(i))->getType() == UMSGPAT_PART_TYPE_ARG_STYLE) { |
| 1653 | style = msgPattern.getSubstring(*part); |
| 1654 | ++i; |
| 1655 | } |
| 1656 | UParseError parseError; |
| 1657 | Format* formatter = createAppropriateFormat(explicitType, style, formattableType, parseError, status); |
| 1658 | setArgStartFormat(index, formatter, status); |
| 1659 | break; |
| 1660 | } |
| 1661 | case UMSGPAT_ARG_TYPE_CHOICE: |
| 1662 | case UMSGPAT_ARG_TYPE_PLURAL: |
| 1663 | case UMSGPAT_ARG_TYPE_SELECTORDINAL: |
| 1664 | formattableType = Formattable::kDouble; |
| 1665 | break; |
| 1666 | case UMSGPAT_ARG_TYPE_SELECT: |
| 1667 | formattableType = Formattable::kString; |
| 1668 | break; |
| 1669 | default: |
| 1670 | status = U_INTERNAL_PROGRAM_ERROR; // Should be unreachable. |
| 1671 | formattableType = Formattable::kString; |
| 1672 | break; |
| 1673 | } |
| 1674 | if (argNumber != -1) { |
| 1675 | if (argTypes[argNumber] != Formattable::kObject && argTypes[argNumber] != formattableType) { |
| 1676 | hasArgTypeConflicts = TRUE1; |
| 1677 | } |
| 1678 | argTypes[argNumber] = formattableType; |
| 1679 | } |
| 1680 | } |
| 1681 | } |
| 1682 | |
| 1683 | Format* MessageFormat::createAppropriateFormat(UnicodeString& type, UnicodeString& style, |
| 1684 | Formattable::Type& formattableType, UParseError& parseError, |
| 1685 | UErrorCode& ec) { |
| 1686 | if (U_FAILURE(ec)) { |
| 1687 | return NULL__null; |
| 1688 | } |
| 1689 | Format* fmt = NULL__null; |
| 1690 | int32_t typeID, styleID; |
| 1691 | DateFormat::EStyle date_style; |
| 1692 | int32_t firstNonSpace; |
| 1693 | |
| 1694 | switch (typeID = findKeyword(type, TYPE_IDS)) { |
| 1695 | case 0: // number |
| 1696 | formattableType = Formattable::kDouble; |
| 1697 | switch (findKeyword(style, NUMBER_STYLE_IDS)) { |
| 1698 | case 0: // default |
| 1699 | fmt = NumberFormat::createInstance(fLocale, ec); |
| 1700 | break; |
| 1701 | case 1: // currency |
| 1702 | fmt = NumberFormat::createCurrencyInstance(fLocale, ec); |
| 1703 | break; |
| 1704 | case 2: // percent |
| 1705 | fmt = NumberFormat::createPercentInstance(fLocale, ec); |
| 1706 | break; |
| 1707 | case 3: // integer |
| 1708 | formattableType = Formattable::kLong; |
| 1709 | fmt = createIntegerFormat(fLocale, ec); |
| 1710 | break; |
| 1711 | default: // pattern or skeleton |
| 1712 | firstNonSpace = PatternProps::skipWhiteSpace(style, 0); |
| 1713 | if (style.compare(firstNonSpace, 2, u"::", 0, 2) == 0) { |
| 1714 | // Skeleton |
| 1715 | UnicodeString skeleton = style.tempSubString(firstNonSpace + 2); |
| 1716 | fmt = number::NumberFormatter::forSkeleton(skeleton, ec).locale(fLocale).toFormat(ec); |
| 1717 | } else { |
| 1718 | // Pattern |
| 1719 | fmt = NumberFormat::createInstance(fLocale, ec); |
| 1720 | if (fmt) { |
| 1721 | auto* decfmt = dynamic_cast<DecimalFormat*>(fmt); |
| 1722 | if (decfmt != nullptr) { |
| 1723 | decfmt->applyPattern(style, parseError, ec); |
| 1724 | } |
| 1725 | } |
| 1726 | } |
| 1727 | break; |
| 1728 | } |
| 1729 | break; |
| 1730 | |
| 1731 | case 1: // date |
| 1732 | case 2: // time |
| 1733 | formattableType = Formattable::kDate; |
| 1734 | firstNonSpace = PatternProps::skipWhiteSpace(style, 0); |
| 1735 | if (style.compare(firstNonSpace, 2, u"::", 0, 2) == 0) { |
| 1736 | // Skeleton |
| 1737 | UnicodeString skeleton = style.tempSubString(firstNonSpace + 2); |
| 1738 | fmt = DateFormat::createInstanceForSkeleton(skeleton, fLocale, ec); |
| 1739 | } else { |
| 1740 | // Pattern |
| 1741 | styleID = findKeyword(style, DATE_STYLE_IDS); |
| 1742 | date_style = (styleID >= 0) ? DATE_STYLES[styleID] : DateFormat::kDefault; |
| 1743 | |
| 1744 | if (typeID == 1) { |
| 1745 | fmt = DateFormat::createDateInstance(date_style, fLocale); |
| 1746 | } else { |
| 1747 | fmt = DateFormat::createTimeInstance(date_style, fLocale); |
| 1748 | } |
| 1749 | |
| 1750 | if (styleID < 0 && fmt != NULL__null) { |
| 1751 | SimpleDateFormat* sdtfmt = dynamic_cast<SimpleDateFormat*>(fmt); |
| 1752 | if (sdtfmt != NULL__null) { |
| 1753 | sdtfmt->applyPattern(style); |
| 1754 | } |
| 1755 | } |
| 1756 | } |
| 1757 | break; |
| 1758 | |
| 1759 | case 3: // spellout |
| 1760 | formattableType = Formattable::kDouble; |
| 1761 | fmt = makeRBNF(URBNF_SPELLOUT, fLocale, style, ec); |
| 1762 | break; |
| 1763 | case 4: // ordinal |
| 1764 | formattableType = Formattable::kDouble; |
| 1765 | fmt = makeRBNF(URBNF_ORDINAL, fLocale, style, ec); |
| 1766 | break; |
| 1767 | case 5: // duration |
| 1768 | formattableType = Formattable::kDouble; |
| 1769 | fmt = makeRBNF(URBNF_DURATION, fLocale, style, ec); |
| 1770 | break; |
| 1771 | default: |
| 1772 | formattableType = Formattable::kString; |
| 1773 | ec = U_ILLEGAL_ARGUMENT_ERROR; |
| 1774 | break; |
| 1775 | } |
| 1776 | |
| 1777 | return fmt; |
| 1778 | } |
| 1779 | |
| 1780 | |
| 1781 | //------------------------------------- |
| 1782 | // Finds the string, s, in the string array, list. |
| 1783 | int32_t MessageFormat::findKeyword(const UnicodeString& s, |
| 1784 | const UChar * const *list) |
| 1785 | { |
| 1786 | if (s.isEmpty()) { |
| 1787 | return 0; // default |
| 1788 | } |
| 1789 | |
| 1790 | int32_t length = s.length(); |
| 1791 | const UChar *ps = PatternProps::trimWhiteSpace(s.getBuffer(), length); |
| 1792 | UnicodeString buffer(FALSE0, ps, length); |
| 1793 | // Trims the space characters and turns all characters |
| 1794 | // in s to lower case. |
| 1795 | buffer.toLower(""); |
| 1796 | for (int32_t i = 0; list[i]; ++i) { |
| 1797 | if (!buffer.compare(list[i], u_strlenu_strlen_71(list[i]))) { |
| 1798 | return i; |
| 1799 | } |
| 1800 | } |
| 1801 | return -1; |
| 1802 | } |
| 1803 | |
| 1804 | /** |
| 1805 | * Convenience method that ought to be in NumberFormat |
| 1806 | */ |
| 1807 | NumberFormat* |
| 1808 | MessageFormat::createIntegerFormat(const Locale& locale, UErrorCode& status) const { |
| 1809 | NumberFormat *temp = NumberFormat::createInstance(locale, status); |
| 1810 | DecimalFormat *temp2; |
| 1811 | if (temp != NULL__null && (temp2 = dynamic_cast<DecimalFormat*>(temp)) != NULL__null) { |
| 1812 | temp2->setMaximumFractionDigits(0); |
| 1813 | temp2->setDecimalSeparatorAlwaysShown(FALSE0); |
| 1814 | temp2->setParseIntegerOnly(TRUE1); |
| 1815 | } |
| 1816 | |
| 1817 | return temp; |
| 1818 | } |
| 1819 | |
| 1820 | /** |
| 1821 | * Return the default number format. Used to format a numeric |
| 1822 | * argument when subformats[i].format is NULL. Returns NULL |
| 1823 | * on failure. |
| 1824 | * |
| 1825 | * Semantically const but may modify *this. |
| 1826 | */ |
| 1827 | const NumberFormat* MessageFormat::getDefaultNumberFormat(UErrorCode& ec) const { |
| 1828 | if (defaultNumberFormat == NULL__null) { |
| 1829 | MessageFormat* t = (MessageFormat*) this; |
| 1830 | t->defaultNumberFormat = NumberFormat::createInstance(fLocale, ec); |
| 1831 | if (U_FAILURE(ec)) { |
| 1832 | delete t->defaultNumberFormat; |
| 1833 | t->defaultNumberFormat = NULL__null; |
| 1834 | } else if (t->defaultNumberFormat == NULL__null) { |
| 1835 | ec = U_MEMORY_ALLOCATION_ERROR; |
| 1836 | } |
| 1837 | } |
| 1838 | return defaultNumberFormat; |
| 1839 | } |
| 1840 | |
| 1841 | /** |
| 1842 | * Return the default date format. Used to format a date |
| 1843 | * argument when subformats[i].format is NULL. Returns NULL |
| 1844 | * on failure. |
| 1845 | * |
| 1846 | * Semantically const but may modify *this. |
| 1847 | */ |
| 1848 | const DateFormat* MessageFormat::getDefaultDateFormat(UErrorCode& ec) const { |
| 1849 | if (defaultDateFormat == NULL__null) { |
| 1850 | MessageFormat* t = (MessageFormat*) this; |
| 1851 | t->defaultDateFormat = DateFormat::createDateTimeInstance(DateFormat::kShort, DateFormat::kShort, fLocale); |
| 1852 | if (t->defaultDateFormat == NULL__null) { |
| 1853 | ec = U_MEMORY_ALLOCATION_ERROR; |
| 1854 | } |
| 1855 | } |
| 1856 | return defaultDateFormat; |
| 1857 | } |
| 1858 | |
| 1859 | UBool |
| 1860 | MessageFormat::usesNamedArguments() const { |
| 1861 | return msgPattern.hasNamedArguments(); |
| 1862 | } |
| 1863 | |
| 1864 | int32_t |
| 1865 | MessageFormat::getArgTypeCount() const { |
| 1866 | return argTypeCount; |
| 1867 | } |
| 1868 | |
| 1869 | UBool MessageFormat::equalFormats(const void* left, const void* right) { |
| 1870 | return *(const Format*)left==*(const Format*)right; |
| 1871 | } |
| 1872 | |
| 1873 | |
| 1874 | bool MessageFormat::DummyFormat::operator==(const Format&) const { |
| 1875 | return true; |
| 1876 | } |
| 1877 | |
| 1878 | MessageFormat::DummyFormat* MessageFormat::DummyFormat::clone() const { |
| 1879 | return new DummyFormat(); |
| 1880 | } |
| 1881 | |
| 1882 | UnicodeString& MessageFormat::DummyFormat::format(const Formattable&, |
| 1883 | UnicodeString& appendTo, |
| 1884 | UErrorCode& status) const { |
| 1885 | if (U_SUCCESS(status)) { |
| 1886 | status = U_UNSUPPORTED_ERROR; |
| 1887 | } |
| 1888 | return appendTo; |
| 1889 | } |
| 1890 | |
| 1891 | UnicodeString& MessageFormat::DummyFormat::format(const Formattable&, |
| 1892 | UnicodeString& appendTo, |
| 1893 | FieldPosition&, |
| 1894 | UErrorCode& status) const { |
| 1895 | if (U_SUCCESS(status)) { |
| 1896 | status = U_UNSUPPORTED_ERROR; |
| 1897 | } |
| 1898 | return appendTo; |
| 1899 | } |
| 1900 | |
| 1901 | UnicodeString& MessageFormat::DummyFormat::format(const Formattable&, |
| 1902 | UnicodeString& appendTo, |
| 1903 | FieldPositionIterator*, |
| 1904 | UErrorCode& status) const { |
| 1905 | if (U_SUCCESS(status)) { |
| 1906 | status = U_UNSUPPORTED_ERROR; |
| 1907 | } |
| 1908 | return appendTo; |
| 1909 | } |
| 1910 | |
| 1911 | void MessageFormat::DummyFormat::parseObject(const UnicodeString&, |
| 1912 | Formattable&, |
| 1913 | ParsePosition& ) const { |
| 1914 | } |
| 1915 | |
| 1916 | |
| 1917 | FormatNameEnumeration::FormatNameEnumeration(LocalPointer<UVector> nameList, UErrorCode& /*status*/) { |
| 1918 | pos=0; |
| 1919 | fFormatNames = std::move(nameList); |
| 1920 | } |
| 1921 | |
| 1922 | const UnicodeString* |
| 1923 | FormatNameEnumeration::snext(UErrorCode& status) { |
| 1924 | if (U_SUCCESS(status) && pos < fFormatNames->size()) { |
| 1925 | return (const UnicodeString*)fFormatNames->elementAt(pos++); |
| 1926 | } |
| 1927 | return NULL__null; |
| 1928 | } |
| 1929 | |
| 1930 | void |
| 1931 | FormatNameEnumeration::reset(UErrorCode& /*status*/) { |
| 1932 | pos=0; |
| 1933 | } |
| 1934 | |
| 1935 | int32_t |
| 1936 | FormatNameEnumeration::count(UErrorCode& /*status*/) const { |
| 1937 | return (fFormatNames==NULL__null) ? 0 : fFormatNames->size(); |
| 1938 | } |
| 1939 | |
| 1940 | FormatNameEnumeration::~FormatNameEnumeration() { |
| 1941 | } |
| 1942 | |
| 1943 | MessageFormat::PluralSelectorProvider::PluralSelectorProvider(const MessageFormat &mf, UPluralType t) |
| 1944 | : msgFormat(mf), rules(NULL__null), type(t) { |
| 1945 | } |
| 1946 | |
| 1947 | MessageFormat::PluralSelectorProvider::~PluralSelectorProvider() { |
| 1948 | delete rules; |
| 1949 | } |
| 1950 | |
| 1951 | UnicodeString MessageFormat::PluralSelectorProvider::select(void *ctx, double number, |
| 1952 | UErrorCode& ec) const { |
| 1953 | if (U_FAILURE(ec)) { |
| 1954 | return UnicodeString(FALSE0, OTHER_STRING, 5); |
| 1955 | } |
| 1956 | MessageFormat::PluralSelectorProvider* t = const_cast<MessageFormat::PluralSelectorProvider*>(this); |
| 1957 | if(rules == NULL__null) { |
| 1958 | t->rules = PluralRules::forLocale(msgFormat.fLocale, type, ec); |
| 1959 | if (U_FAILURE(ec)) { |
| 1960 | return UnicodeString(FALSE0, OTHER_STRING, 5); |
| 1961 | } |
| 1962 | } |
| 1963 | // Select a sub-message according to how the number is formatted, |
| 1964 | // which is specified in the selected sub-message. |
| 1965 | // We avoid this circle by looking at how |
| 1966 | // the number is formatted in the "other" sub-message |
| 1967 | // which must always be present and usually contains the number. |
| 1968 | // Message authors should be consistent across sub-messages. |
| 1969 | PluralSelectorContext &context = *static_cast<PluralSelectorContext *>(ctx); |
| 1970 | int32_t otherIndex = msgFormat.findOtherSubMessage(context.startIndex); |
| 1971 | context.numberArgIndex = msgFormat.findFirstPluralNumberArg(otherIndex, context.argName); |
| 1972 | if(context.numberArgIndex > 0 && msgFormat.cachedFormatters != NULL__null) { |
| 1973 | context.formatter = |
| 1974 | (const Format*)uhash_igetuhash_iget_71(msgFormat.cachedFormatters, context.numberArgIndex); |
| 1975 | } |
| 1976 | if(context.formatter == NULL__null) { |
| 1977 | context.formatter = msgFormat.getDefaultNumberFormat(ec); |
| 1978 | context.forReplaceNumber = TRUE1; |
| 1979 | } |
| 1980 | if (context.number.getDouble(ec) != number) { |
| 1981 | ec = U_INTERNAL_PROGRAM_ERROR; |
| 1982 | return UnicodeString(FALSE0, OTHER_STRING, 5); |
| 1983 | } |
| 1984 | context.formatter->format(context.number, context.numberString, ec); |
| 1985 | auto* decFmt = dynamic_cast<const DecimalFormat *>(context.formatter); |
| 1986 | if(decFmt != NULL__null) { |
| 1987 | number::impl::DecimalQuantity dq; |
| 1988 | decFmt->formatToDecimalQuantity(context.number, dq, ec); |
| 1989 | if (U_FAILURE(ec)) { |
| 1990 | return UnicodeString(FALSE0, OTHER_STRING, 5); |
| 1991 | } |
| 1992 | return rules->select(dq); |
| 1993 | } else { |
| 1994 | return rules->select(number); |
| 1995 | } |
| 1996 | } |
| 1997 | |
| 1998 | void MessageFormat::PluralSelectorProvider::reset() { |
| 1999 | delete rules; |
| 2000 | rules = NULL__null; |
| 2001 | } |
| 2002 | |
| 2003 | |
| 2004 | U_NAMESPACE_END} |
| 2005 | |
| 2006 | #endif /* #if !UCONFIG_NO_FORMATTING */ |
| 2007 | |
| 2008 | //eof |