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src/java.base/share/classes/sun/util/locale/provider/JRELocaleProviderAdapter.java

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rev 52979 : 8215281: Use String.isEmpty() when applicable in java.base
Reviewed-by: TBD


 486         return supportedLocaleString;
 487     }
 488 
 489     /**
 490      * Lazy load available locales.
 491      */
 492     private static class AvailableJRELocales {
 493         private static final Locale[] localeList = createAvailableLocales();
 494         private AvailableJRELocales() {
 495         }
 496     }
 497 
 498     private static Locale[] createAvailableLocales() {
 499         /*
 500          * Gets the locale string list from LocaleDataMetaInfo classes and then
 501          * contructs the Locale array and a set of language tags based on the
 502          * locale string returned above.
 503          */
 504         String supportedLocaleString = createSupportedLocaleString("AvailableLocales");
 505 
 506         if (supportedLocaleString.length() == 0) {
 507             throw new InternalError("No available locales for JRE");
 508         }
 509 
 510         StringTokenizer localeStringTokenizer = new StringTokenizer(supportedLocaleString);
 511 
 512         int length = localeStringTokenizer.countTokens();
 513         Locale[] locales = new Locale[length + 1];
 514         locales[0] = Locale.ROOT;
 515         for (int i = 1; i <= length; i++) {
 516             String currentToken = localeStringTokenizer.nextToken();
 517             switch (currentToken) {
 518                 case "ja-JP-JP":
 519                     locales[i] = JRELocaleConstants.JA_JP_JP;
 520                     break;
 521                 case "no-NO-NY":
 522                     locales[i] = JRELocaleConstants.NO_NO_NY;
 523                     break;
 524                 case "th-TH-TH":
 525                     locales[i] = JRELocaleConstants.TH_TH_TH;
 526                     break;




 486         return supportedLocaleString;
 487     }
 488 
 489     /**
 490      * Lazy load available locales.
 491      */
 492     private static class AvailableJRELocales {
 493         private static final Locale[] localeList = createAvailableLocales();
 494         private AvailableJRELocales() {
 495         }
 496     }
 497 
 498     private static Locale[] createAvailableLocales() {
 499         /*
 500          * Gets the locale string list from LocaleDataMetaInfo classes and then
 501          * contructs the Locale array and a set of language tags based on the
 502          * locale string returned above.
 503          */
 504         String supportedLocaleString = createSupportedLocaleString("AvailableLocales");
 505 
 506         if (supportedLocaleString.isEmpty()) {
 507             throw new InternalError("No available locales for JRE");
 508         }
 509 
 510         StringTokenizer localeStringTokenizer = new StringTokenizer(supportedLocaleString);
 511 
 512         int length = localeStringTokenizer.countTokens();
 513         Locale[] locales = new Locale[length + 1];
 514         locales[0] = Locale.ROOT;
 515         for (int i = 1; i <= length; i++) {
 516             String currentToken = localeStringTokenizer.nextToken();
 517             switch (currentToken) {
 518                 case "ja-JP-JP":
 519                     locales[i] = JRELocaleConstants.JA_JP_JP;
 520                     break;
 521                 case "no-NO-NY":
 522                     locales[i] = JRELocaleConstants.NO_NO_NY;
 523                     break;
 524                 case "th-TH-TH":
 525                     locales[i] = JRELocaleConstants.TH_TH_TH;
 526                     break;
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