source: josm/trunk/src/org/openstreetmap/josm/tools/I18n.java@ 15395

Last change on this file since 15395 was 15395, checked in by Don-vip, 5 years ago

sets the default system of measurement based on current country
  • Property svn:eol-style set to native
File size: 27.4 KB
Line 
1// License: GPL. For details, see LICENSE file.
2package org.openstreetmap.josm.tools;
3
4import java.io.BufferedInputStream;
5import java.io.File;
6import java.io.IOException;
7import java.io.InputStream;
8import java.lang.annotation.Retention;
9import java.lang.annotation.RetentionPolicy;
10import java.net.URL;
11import java.nio.charset.StandardCharsets;
12import java.nio.file.InvalidPathException;
13import java.text.MessageFormat;
14import java.util.ArrayList;
15import java.util.Arrays;
16import java.util.Collection;
17import java.util.Comparator;
18import java.util.HashMap;
19import java.util.Locale;
20import java.util.Map;
21import java.util.zip.ZipEntry;
22import java.util.zip.ZipFile;
23
24/**
25 * Internationalisation support.
26 *
27 * @author Immanuel.Scholz
28 */
29public final class I18n {
30
31 /**
32 * This annotates strings which do not permit a clean i18n. This is mostly due to strings
33 * containing two nouns which can occur in singular or plural form.
34 * <br>
35 * No behaviour is associated with this annotation.
36 */
37 @Retention(RetentionPolicy.SOURCE)
38 public @interface QuirkyPluralString {
39 }
40
41 private I18n() {
42 // Hide default constructor for utils classes
43 }
44
45 /**
46 * Enumeration of possible plural modes. It allows us to identify and implement logical conditions of
47 * plural forms defined on <a href="https://help.launchpad.net/Translations/PluralForms">Launchpad</a>.
48 * See <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html">CLDR</a>
49 * for another complete list.
50 * @see #pluralEval
51 */
52 private enum PluralMode {
53 /** Plural = Not 1. This is the default for many languages, including English: 1 day, but 0 days or 2 days. */
54 MODE_NOTONE,
55 /** No plural. Mainly for Asian languages (Indonesian, Chinese, Japanese, ...) */
56 MODE_NONE,
57 /** Plural = Greater than 1. For some latin languages (French, Brazilian Portuguese) */
58 MODE_GREATERONE,
59 /* Special mode for
60 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#ar">Arabic</a>.*
61 MODE_AR,*/
62 /** Special mode for
63 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#cs">Czech</a>. */
64 MODE_CS,
65 /** Special mode for
66 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#pl">Polish</a>. */
67 MODE_PL,
68 /* Special mode for
69 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#ro">Romanian</a>.*
70 MODE_RO,*/
71 /** Special mode for
72 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#lt">Lithuanian</a>. */
73 MODE_LT,
74 /** Special mode for
75 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#ru">Russian</a>. */
76 MODE_RU,
77 /** Special mode for
78 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#sk">Slovak</a>. */
79 MODE_SK,
80 /* Special mode for
81 * <a href="http://www.unicode.org/cldr/charts/latest/supplemental/language_plural_rules.html#sl">Slovenian</a>.*
82 MODE_SL,*/
83 }
84
85 private static volatile PluralMode pluralMode = PluralMode.MODE_NOTONE; /* english default */
86 private static volatile String loadedCode = "en";
87
88 /** Map (english/locale) of singular strings **/
89 private static volatile Map<String, String> strings;
90 /** Map (english/locale) of plural strings **/
91 private static volatile Map<String, String[]> pstrings;
92 private static Locale originalLocale = Locale.getDefault();
93 private static Map<String, PluralMode> languages = new HashMap<>();
94 // NOTE: check also WikiLanguage handling in LanguageInfo.java when adding new languages
95 static {
96 //languages.put("ar", PluralMode.MODE_AR);
97 languages.put("ast", PluralMode.MODE_NOTONE);
98 languages.put("bg", PluralMode.MODE_NOTONE);
99 languages.put("be", PluralMode.MODE_RU);
100 languages.put("ca", PluralMode.MODE_NOTONE);
101 languages.put("ca@valencia", PluralMode.MODE_NOTONE);
102 languages.put("cs", PluralMode.MODE_CS);
103 languages.put("da", PluralMode.MODE_NOTONE);
104 languages.put("de", PluralMode.MODE_NOTONE);
105 languages.put("el", PluralMode.MODE_NOTONE);
106 languages.put("en_AU", PluralMode.MODE_NOTONE);
107 languages.put("en_CA", PluralMode.MODE_NOTONE);
108 languages.put("en_GB", PluralMode.MODE_NOTONE);
109 languages.put("es", PluralMode.MODE_NOTONE);
110 languages.put("et", PluralMode.MODE_NOTONE);
111 //languages.put("eu", PluralMode.MODE_NOTONE);
112 languages.put("fi", PluralMode.MODE_NOTONE);
113 languages.put("fr", PluralMode.MODE_GREATERONE);
114 languages.put("gl", PluralMode.MODE_NOTONE);
115 //languages.put("he", PluralMode.MODE_NOTONE);
116 languages.put("hu", PluralMode.MODE_NOTONE);
117 languages.put("id", PluralMode.MODE_NONE);
118 //languages.put("is", PluralMode.MODE_NOTONE);
119 languages.put("it", PluralMode.MODE_NOTONE);
120 languages.put("ja", PluralMode.MODE_NONE);
121 languages.put("ko", PluralMode.MODE_NONE);
122 // fully supported only with Java 8 and later (needs CLDR)
123 languages.put("km", PluralMode.MODE_NONE);
124 languages.put("lt", PluralMode.MODE_LT);
125 languages.put("nb", PluralMode.MODE_NOTONE);
126 languages.put("nl", PluralMode.MODE_NOTONE);
127 languages.put("pl", PluralMode.MODE_PL);
128 languages.put("pt", PluralMode.MODE_NOTONE);
129 languages.put("pt_BR", PluralMode.MODE_GREATERONE);
130 //languages.put("ro", PluralMode.MODE_RO);
131 languages.put("ru", PluralMode.MODE_RU);
132 languages.put("sk", PluralMode.MODE_SK);
133 //languages.put("sl", PluralMode.MODE_SL);
134 languages.put("sv", PluralMode.MODE_NOTONE);
135 //languages.put("tr", PluralMode.MODE_NONE);
136 languages.put("uk", PluralMode.MODE_RU);
137 languages.put("vi", PluralMode.MODE_NONE);
138 languages.put("zh_CN", PluralMode.MODE_NONE);
139 languages.put("zh_TW", PluralMode.MODE_NONE);
140 }
141
142 private static String format(String text, Object... objects) {
143 try {
144 return MessageFormat.format(text, objects);
145 } catch (InvalidPathException e) {
146 System.err.println("!!! Unable to format '" + text + "': " + e.getMessage());
147 e.printStackTrace();
148 return null;
149 }
150 }
151
152 /**
153 * Translates some text for the current locale.
154 * These strings are collected by a script that runs on the source code files.
155 * After translation, the localizations are distributed with the main program.
156 * <br>
157 * For example, <code>tr("JOSM''s default value is ''{0}''.", val)</code>.
158 * <br>
159 * Use {@link #trn} for distinguishing singular from plural text, i.e.,
160 * do not use {@code tr(size == 1 ? "singular" : "plural")} nor
161 * {@code size == 1 ? tr("singular") : tr("plural")}
162 *
163 * @param text the text to translate.
164 * Must be a string literal. (No constants or local vars.)
165 * Can be broken over multiple lines.
166 * An apostrophe ' must be quoted by another apostrophe.
167 * @param objects the parameters for the string.
168 * Mark occurrences in {@code text} with <code>{0}</code>, <code>{1}</code>, ...
169 * @return the translated string.
170 * @see #trn
171 * @see #trc
172 * @see #trnc
173 */
174 public static String tr(String text, Object... objects) {
175 if (text == null) return null;
176 return format(gettext(text, null), objects);
177 }
178
179 /**
180 * Translates some text in a context for the current locale.
181 * There can be different translations for the same text within different contexts.
182 *
183 * @param context string that helps translators to find an appropriate
184 * translation for {@code text}.
185 * @param text the text to translate.
186 * @return the translated string.
187 * @see #tr
188 * @see #trn
189 * @see #trnc
190 */
191 public static String trc(String context, String text) {
192 if (context == null)
193 return tr(text);
194 if (text == null)
195 return null;
196 return format(gettext(text, context), (Object) null);
197 }
198
199 public static String trcLazy(String context, String text) {
200 if (context == null)
201 return tr(text);
202 if (text == null)
203 return null;
204 return format(gettextLazy(text, context), (Object) null);
205 }
206
207 /**
208 * Marks a string for translation (such that a script can harvest
209 * the translatable strings from the source files).
210 *
211 * For example, <code>
212 * String[] options = new String[] {marktr("up"), marktr("down")};
213 * lbl.setText(tr(options[0]));</code>
214 * @param text the string to be marked for translation.
215 * @return {@code text} unmodified.
216 */
217 public static String marktr(String text) {
218 return text;
219 }
220
221 public static String marktrc(String context, String text) {
222 return text;
223 }
224
225 /**
226 * Translates some text for the current locale and distinguishes between
227 * {@code singularText} and {@code pluralText} depending on {@code n}.
228 * <br>
229 * For instance, {@code trn("There was an error!", "There were errors!", i)} or
230 * <code>trn("Found {0} error in {1}!", "Found {0} errors in {1}!", i, Integer.toString(i), url)</code>.
231 *
232 * @param singularText the singular text to translate.
233 * Must be a string literal. (No constants or local vars.)
234 * Can be broken over multiple lines.
235 * An apostrophe ' must be quoted by another apostrophe.
236 * @param pluralText the plural text to translate.
237 * Must be a string literal. (No constants or local vars.)
238 * Can be broken over multiple lines.
239 * An apostrophe ' must be quoted by another apostrophe.
240 * @param n a number to determine whether {@code singularText} or {@code pluralText} is used.
241 * @param objects the parameters for the string.
242 * Mark occurrences in {@code singularText} and {@code pluralText} with <code>{0}</code>, <code>{1}</code>, ...
243 * @return the translated string.
244 * @see #tr
245 * @see #trc
246 * @see #trnc
247 */
248 public static String trn(String singularText, String pluralText, long n, Object... objects) {
249 return format(gettextn(singularText, pluralText, null, n), objects);
250 }
251
252 /**
253 * Translates some text in a context for the current locale and distinguishes between
254 * {@code singularText} and {@code pluralText} depending on {@code n}.
255 * There can be different translations for the same text within different contexts.
256 *
257 * @param context string that helps translators to find an appropriate
258 * translation for {@code text}.
259 * @param singularText the singular text to translate.
260 * Must be a string literal. (No constants or local vars.)
261 * Can be broken over multiple lines.
262 * An apostrophe ' must be quoted by another apostrophe.
263 * @param pluralText the plural text to translate.
264 * Must be a string literal. (No constants or local vars.)
265 * Can be broken over multiple lines.
266 * An apostrophe ' must be quoted by another apostrophe.
267 * @param n a number to determine whether {@code singularText} or {@code pluralText} is used.
268 * @param objects the parameters for the string.
269 * Mark occurrences in {@code singularText} and {@code pluralText} with <code>{0}</code>, <code>{1}</code>, ...
270 * @return the translated string.
271 * @see #tr
272 * @see #trc
273 * @see #trn
274 */
275 public static String trnc(String context, String singularText, String pluralText, long n, Object... objects) {
276 return format(gettextn(singularText, pluralText, context, n), objects);
277 }
278
279 private static String gettext(String text, String ctx, boolean lazy) {
280 int i;
281 if (ctx == null && text.startsWith("_:") && (i = text.indexOf('\n')) >= 0) {
282 ctx = text.substring(2, i-1);
283 text = text.substring(i+1);
284 }
285 if (strings != null) {
286 String trans = strings.get(ctx == null ? text : "_:"+ctx+'\n'+text);
287 if (trans != null)
288 return trans;
289 }
290 if (pstrings != null) {
291 i = pluralEval(1);
292 String[] trans = pstrings.get(ctx == null ? text : "_:"+ctx+'\n'+text);
293 if (trans != null && trans.length > i)
294 return trans[i];
295 }
296 return lazy ? gettext(text, null) : text;
297 }
298
299 private static String gettext(String text, String ctx) {
300 return gettext(text, ctx, false);
301 }
302
303 /* try without context, when context try fails */
304 private static String gettextLazy(String text, String ctx) {
305 return gettext(text, ctx, true);
306 }
307
308 private static String gettextn(String text, String plural, String ctx, long num) {
309 int i;
310 if (ctx == null && text.startsWith("_:") && (i = text.indexOf('\n')) >= 0) {
311 ctx = text.substring(2, i-1);
312 text = text.substring(i+1);
313 }
314 if (pstrings != null) {
315 i = pluralEval(num);
316 String[] trans = pstrings.get(ctx == null ? text : "_:"+ctx+'\n'+text);
317 if (trans != null && trans.length > i)
318 return trans[i];
319 }
320
321 return num == 1 ? text : plural;
322 }
323
324 public static String escape(String msg) {
325 if (msg == null) return null;
326 return msg.replace("\'", "\'\'").replace("{", "\'{\'").replace("}", "\'}\'");
327 }
328
329 private static URL getTranslationFile(String lang) {
330 return I18n.class.getResource("/data/"+lang.replace('@', '-')+".lang");
331 }
332
333 /**
334 * Get a list of all available JOSM Translations.
335 * @return an array of locale objects.
336 */
337 public static Locale[] getAvailableTranslations() {
338 Collection<Locale> v = new ArrayList<>(languages.size());
339 if (getTranslationFile("en") != null) {
340 for (String loc : languages.keySet()) {
341 if (getTranslationFile(loc) != null) {
342 v.add(LanguageInfo.getLocale(loc));
343 }
344 }
345 }
346 v.add(Locale.ENGLISH);
347 Locale[] l = new Locale[v.size()];
348 l = v.toArray(l);
349 Arrays.sort(l, Comparator.comparing(Locale::toString));
350 return l;
351 }
352
353 /**
354 * Determines if a language exists for the given code.
355 * @param code The language code
356 * @return {@code true} if a language exists, {@code false} otherwise
357 */
358 public static boolean hasCode(String code) {
359 return languages.containsKey(code);
360 }
361
362 static String setupJavaLocaleProviders() {
363 // Look up SPI providers first (for JosmDecimalFormatSymbolsProvider).
364 // Enable CLDR locale provider on Java 8 to get additional languages, such as Khmer.
365 // https://docs.oracle.com/javase/8/docs/technotes/guides/intl/enhancements.8.html#cldr
366 // FIXME: This must be updated after we switch to Java 9.
367 // See https://docs.oracle.com/javase/9/docs/api/java/util/spi/LocaleServiceProvider.html
368 try {
369 try {
370 // First check we're able to open a stream to our own SPI file
371 // Java will fail on Windows if the jar file is in a folder with a space character!
372 I18n.class.getResourceAsStream("/META-INF/services/java.text.spi.DecimalFormatSymbolsProvider").close();
373 // Don't call Utils.updateSystemProperty to avoid spurious log at startup
374 return System.setProperty("java.locale.providers", "SPI,JRE,CLDR");
375 } catch (RuntimeException | IOException e) {
376 // Don't call Logging class, it may not be fully initialized yet
377 System.err.println("Unable to set SPI locale provider: " + e.getMessage());
378 }
379 } catch (SecurityException e) {
380 // Don't call Logging class, it may not be fully initialized yet
381 System.err.println("Unable to set locale providers: " + e.getMessage());
382 }
383 return System.setProperty("java.locale.providers", "JRE,CLDR");
384 }
385
386 /**
387 * I18n initialization.
388 */
389 public static void init() {
390 setupJavaLocaleProviders();
391
392 /* try initial language settings, may be changed later again */
393 if (!load(LanguageInfo.getJOSMLocaleCode())) {
394 Locale.setDefault(new Locale("en", Locale.getDefault().getCountry()));
395 }
396 }
397
398 /**
399 * I18n initialization for plugins.
400 * @param source file path/name of the JAR or Zip file containing translation strings
401 * @since 4159
402 */
403 public static void addTexts(File source) {
404 if ("en".equals(loadedCode))
405 return;
406 final ZipEntry enfile = new ZipEntry("data/en.lang");
407 final ZipEntry langfile = new ZipEntry("data/"+loadedCode+".lang");
408 try (
409 ZipFile zipFile = new ZipFile(source, StandardCharsets.UTF_8);
410 InputStream orig = zipFile.getInputStream(enfile);
411 InputStream trans = zipFile.getInputStream(langfile)
412 ) {
413 if (orig != null && trans != null)
414 load(orig, trans, true);
415 } catch (IOException | InvalidPathException e) {
416 Logging.trace(e);
417 }
418 }
419
420 private static boolean load(String l) {
421 if ("en".equals(l) || "en_US".equals(l)) {
422 strings = null;
423 pstrings = null;
424 loadedCode = "en";
425 pluralMode = PluralMode.MODE_NOTONE;
426 return true;
427 }
428 URL en = getTranslationFile("en");
429 if (en == null)
430 return false;
431 URL tr = getTranslationFile(l);
432 if (tr == null || !languages.containsKey(l)) {
433 return false;
434 }
435 try (
436 InputStream enStream = Utils.openStream(en);
437 InputStream trStream = Utils.openStream(tr)
438 ) {
439 if (load(enStream, trStream, false)) {
440 pluralMode = languages.get(l);
441 loadedCode = l;
442 return true;
443 }
444 } catch (IOException e) {
445 // Ignore exception
446 Logging.trace(e);
447 }
448 return false;
449 }
450
451 private static boolean load(InputStream en, InputStream tr, boolean add) {
452 Map<String, String> s;
453 Map<String, String[]> p;
454 if (add) {
455 s = strings;
456 p = pstrings;
457 } else {
458 s = new HashMap<>();
459 p = new HashMap<>();
460 }
461 /* file format:
462 Files are always a group. English file and translated file must provide identical datasets.
463
464 for all single strings:
465 {
466 unsigned short (2 byte) stringlength
467 - length 0 indicates missing translation
468 - length 0xFFFE indicates translation equal to original, but otherwise is equal to length 0
469 string
470 }
471 unsigned short (2 byte) 0xFFFF (marks end of single strings)
472 for all multi strings:
473 {
474 unsigned char (1 byte) stringcount
475 - count 0 indicates missing translations
476 - count 0xFE indicates translations equal to original, but otherwise is equal to length 0
477 for stringcount
478 unsigned short (2 byte) stringlength
479 string
480 }
481 */
482 try {
483 InputStream ens = new BufferedInputStream(en);
484 InputStream trs = new BufferedInputStream(tr);
485 byte[] enlen = new byte[2];
486 byte[] trlen = new byte[2];
487 boolean multimode = false;
488 byte[] str = new byte[4096];
489 for (;;) {
490 if (multimode) {
491 int ennum = ens.read();
492 int trnum = trs.read();
493 if (trnum == 0xFE) /* marks identical string, handle equally to non-translated */
494 trnum = 0;
495 if ((ennum == -1 && trnum != -1) || (ennum != -1 && trnum == -1)) /* files do not match */
496 return false;
497 if (ennum == -1) {
498 break;
499 }
500 String[] enstrings = new String[ennum];
501 for (int i = 0; i < ennum; ++i) {
502 int val = ens.read(enlen);
503 if (val != 2) /* file corrupt */
504 return false;
505 val = (enlen[0] < 0 ? 256+enlen[0] : enlen[0])*256+(enlen[1] < 0 ? 256+enlen[1] : enlen[1]);
506 if (val > str.length) {
507 str = new byte[val];
508 }
509 int rval = ens.read(str, 0, val);
510 if (rval != val) /* file corrupt */
511 return false;
512 enstrings[i] = new String(str, 0, val, StandardCharsets.UTF_8);
513 }
514 String[] trstrings = new String[trnum];
515 for (int i = 0; i < trnum; ++i) {
516 int val = trs.read(trlen);
517 if (val != 2) /* file corrupt */
518 return false;
519 val = (trlen[0] < 0 ? 256+trlen[0] : trlen[0])*256+(trlen[1] < 0 ? 256+trlen[1] : trlen[1]);
520 if (val > str.length) {
521 str = new byte[val];
522 }
523 int rval = trs.read(str, 0, val);
524 if (rval != val) /* file corrupt */
525 return false;
526 trstrings[i] = new String(str, 0, val, StandardCharsets.UTF_8);
527 }
528 if (trnum > 0 && !p.containsKey(enstrings[0])) {
529 p.put(enstrings[0], trstrings);
530 }
531 } else {
532 int enval = ens.read(enlen);
533 int trval = trs.read(trlen);
534 if (enval != trval) /* files do not match */
535 return false;
536 if (enval == -1) {
537 break;
538 }
539 if (enval != 2) /* files corrupt */
540 return false;
541 enval = (enlen[0] < 0 ? 256+enlen[0] : enlen[0])*256+(enlen[1] < 0 ? 256+enlen[1] : enlen[1]);
542 trval = (trlen[0] < 0 ? 256+trlen[0] : trlen[0])*256+(trlen[1] < 0 ? 256+trlen[1] : trlen[1]);
543 if (trval == 0xFFFE) /* marks identical string, handle equally to non-translated */
544 trval = 0;
545 if (enval == 0xFFFF) {
546 multimode = true;
547 if (trval != 0xFFFF) /* files do not match */
548 return false;
549 } else {
550 if (enval > str.length) {
551 str = new byte[enval];
552 }
553 if (trval > str.length) {
554 str = new byte[trval];
555 }
556 int val = ens.read(str, 0, enval);
557 if (val != enval) /* file corrupt */
558 return false;
559 String enstr = new String(str, 0, enval, StandardCharsets.UTF_8);
560 if (trval != 0) {
561 val = trs.read(str, 0, trval);
562 if (val != trval) /* file corrupt */
563 return false;
564 String trstr = new String(str, 0, trval, StandardCharsets.UTF_8);
565 if (!s.containsKey(enstr))
566 s.put(enstr, trstr);
567 }
568 }
569 }
570 }
571 } catch (IOException e) {
572 Logging.trace(e);
573 return false;
574 }
575 if (!s.isEmpty()) {
576 strings = s;
577 pstrings = p;
578 return true;
579 }
580 return false;
581 }
582
583 /**
584 * Sets the default locale (see {@link Locale#setDefault(Locale)} to the local
585 * given by <code>localName</code>.
586 *
587 * Ignored if localeName is null. If the locale with name <code>localName</code>
588 * isn't found the default local is set to <code>en</code> (english).
589 *
590 * @param localeName the locale name. Ignored if null.
591 */
592 public static void set(String localeName) {
593 if (localeName != null) {
594 Locale l = LanguageInfo.getLocale(localeName);
595 if (load(LanguageInfo.getJOSMLocaleCode(l))) {
596 Locale.setDefault(l);
597 } else {
598 if (!"en".equals(l.getLanguage())) {
599 Logging.info(tr("Unable to find translation for the locale {0}. Reverting to {1}.",
600 LanguageInfo.getDisplayName(l), LanguageInfo.getDisplayName(Locale.getDefault())));
601 } else {
602 strings = null;
603 pstrings = null;
604 }
605 }
606 }
607 }
608
609 private static int pluralEval(long n) {
610 switch(pluralMode) {
611 case MODE_NOTONE: /* bg, da, de, el, en, en_AU, en_CA, en_GB, es, et, eu, fi, gl, is, it, iw_IL, nb, nl, sv */
612 return (n != 1) ? 1 : 0;
613 case MODE_NONE: /* id, vi, ja, km, tr, zh_CN, zh_TW */
614 return 0;
615 case MODE_GREATERONE: /* fr, pt_BR */
616 return (n > 1) ? 1 : 0;
617 case MODE_CS:
618 return (n == 1) ? 0 : (((n >= 2) && (n <= 4)) ? 1 : 2);
619 //case MODE_AR:
620 // return ((n == 0) ? 0 : ((n == 1) ? 1 : ((n == 2) ? 2 : ((((n % 100) >= 3)
621 // && ((n % 100) <= 10)) ? 3 : ((((n % 100) >= 11) && ((n % 100) <= 99)) ? 4 : 5)))));
622 case MODE_PL:
623 return (n == 1) ? 0 : (((((n % 10) >= 2) && ((n % 10) <= 4))
624 && (((n % 100) < 10) || ((n % 100) >= 20))) ? 1 : 2);
625 //case MODE_RO:
626 // return ((n == 1) ? 0 : ((((n % 100) > 19) || (((n % 100) == 0) && (n != 0))) ? 2 : 1));
627 case MODE_LT:
628 return ((n % 10) == 1) && ((n % 100) != 11) ? 0 : (((n % 10) >= 2)
629 && (((n % 100) < 10) || ((n % 100) >= 20)) ? 1 : 2);
630 case MODE_RU:
631 return (((n % 10) == 1) && ((n % 100) != 11)) ? 0 : (((((n % 10) >= 2)
632 && ((n % 10) <= 4)) && (((n % 100) < 10) || ((n % 100) >= 20))) ? 1 : 2);
633 case MODE_SK:
634 return (n == 1) ? 1 : (((n >= 2) && (n <= 4)) ? 2 : 0);
635 //case MODE_SL:
636 // return (((n % 100) == 1) ? 1 : (((n % 100) == 2) ? 2 : ((((n % 100) == 3)
637 // || ((n % 100) == 4)) ? 3 : 0)));
638 }
639 return 0;
640 }
641
642 /**
643 * Returns the map of singular translations.
644 * @return the map of singular translations.
645 * @since 13761
646 */
647 public static Map<String, String> getSingularTranslations() {
648 return new HashMap<>(strings);
649 }
650
651 /**
652 * Returns the map of plural translations.
653 * @return the map of plural translations.
654 * @since 13761
655 */
656 public static Map<String, String[]> getPluralTranslations() {
657 return new HashMap<>(pstrings);
658 }
659
660 /**
661 * Returns the original default locale found when the JVM started.
662 * Used to guess real language/country of current user disregarding language chosen in JOSM preferences.
663 * @return the original default locale found when the JVM started
664 * @since 14013
665 */
666 public static Locale getOriginalLocale() {
667 return originalLocale;
668 }
669}
Note: See TracBrowser for help on using the repository browser.