37 import java.util.HashSet;
38 import java.util.Locale;
39 import java.util.Set;
40 import java.util.StringTokenizer;
41 import java.util.concurrent.ConcurrentHashMap;
42 import java.util.concurrent.ConcurrentMap;
43 import java.util.spi.CalendarDataProvider;
44 import java.util.spi.CalendarNameProvider;
45 import java.util.spi.CurrencyNameProvider;
46 import java.util.spi.LocaleNameProvider;
47 import java.util.spi.LocaleServiceProvider;
48 import java.util.spi.TimeZoneNameProvider;
49 import sun.util.resources.LocaleData;
50
51 /**
52 * LocaleProviderAdapter implementation for the legacy JRE locale data.
53 *
54 * @author Naoto Sato
55 * @author Masayoshi Okutsu
56 */
57 public class JRELocaleProviderAdapter extends LocaleProviderAdapter {
58
59 private static final String LOCALE_DATA_JAR_NAME = "localedata.jar";
60
61 private final ConcurrentMap<String, Set<String>> langtagSets
62 = new ConcurrentHashMap<>();
63
64 private final ConcurrentMap<Locale, LocaleResources> localeResourcesMap
65 = new ConcurrentHashMap<>();
66
67 // LocaleData specific to this LocaleProviderAdapter.
68 private volatile LocaleData localeData;
69
70 /**
71 * Returns the type of this LocaleProviderAdapter
72 */
73 @Override
74 public LocaleProviderAdapter.Type getAdapterType() {
75 return Type.JRE;
76 }
77
279 calendarNameProvider = provider;
280 }
281 }
282 }
283 return calendarNameProvider;
284 }
285
286 @Override
287 public LocaleResources getLocaleResources(Locale locale) {
288 LocaleResources lr = localeResourcesMap.get(locale);
289 if (lr == null) {
290 lr = new LocaleResources(this, locale);
291 LocaleResources lrc = localeResourcesMap.putIfAbsent(locale, lr);
292 if (lrc != null) {
293 lr = lrc;
294 }
295 }
296 return lr;
297 }
298
299 @Override
300 public LocaleData getLocaleData() {
301 if (localeData == null) {
302 synchronized (this) {
303 if (localeData == null) {
304 localeData = new LocaleData(getAdapterType());
305 }
306 }
307 }
308 return localeData;
309 }
310
311 /**
312 * Returns a list of the installed locales. Currently, this simply returns
313 * the list of locales for which a sun.text.resources.FormatData bundle
314 * exists. This bundle family happens to be the one with the broadest
315 * locale coverage in the JRE.
316 */
317 @Override
318 public Locale[] getAvailableLocales() {
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37 import java.util.HashSet;
38 import java.util.Locale;
39 import java.util.Set;
40 import java.util.StringTokenizer;
41 import java.util.concurrent.ConcurrentHashMap;
42 import java.util.concurrent.ConcurrentMap;
43 import java.util.spi.CalendarDataProvider;
44 import java.util.spi.CalendarNameProvider;
45 import java.util.spi.CurrencyNameProvider;
46 import java.util.spi.LocaleNameProvider;
47 import java.util.spi.LocaleServiceProvider;
48 import java.util.spi.TimeZoneNameProvider;
49 import sun.util.resources.LocaleData;
50
51 /**
52 * LocaleProviderAdapter implementation for the legacy JRE locale data.
53 *
54 * @author Naoto Sato
55 * @author Masayoshi Okutsu
56 */
57 public class JRELocaleProviderAdapter extends LocaleProviderAdapter implements ResourceBundleBasedAdapter {
58
59 private static final String LOCALE_DATA_JAR_NAME = "localedata.jar";
60
61 private final ConcurrentMap<String, Set<String>> langtagSets
62 = new ConcurrentHashMap<>();
63
64 private final ConcurrentMap<Locale, LocaleResources> localeResourcesMap
65 = new ConcurrentHashMap<>();
66
67 // LocaleData specific to this LocaleProviderAdapter.
68 private volatile LocaleData localeData;
69
70 /**
71 * Returns the type of this LocaleProviderAdapter
72 */
73 @Override
74 public LocaleProviderAdapter.Type getAdapterType() {
75 return Type.JRE;
76 }
77
279 calendarNameProvider = provider;
280 }
281 }
282 }
283 return calendarNameProvider;
284 }
285
286 @Override
287 public LocaleResources getLocaleResources(Locale locale) {
288 LocaleResources lr = localeResourcesMap.get(locale);
289 if (lr == null) {
290 lr = new LocaleResources(this, locale);
291 LocaleResources lrc = localeResourcesMap.putIfAbsent(locale, lr);
292 if (lrc != null) {
293 lr = lrc;
294 }
295 }
296 return lr;
297 }
298
299 // ResourceBundleBasedAdapter method implementation
300 @Override
301 public LocaleData getLocaleData() {
302 if (localeData == null) {
303 synchronized (this) {
304 if (localeData == null) {
305 localeData = new LocaleData(getAdapterType());
306 }
307 }
308 }
309 return localeData;
310 }
311
312 /**
313 * Returns a list of the installed locales. Currently, this simply returns
314 * the list of locales for which a sun.text.resources.FormatData bundle
315 * exists. This bundle family happens to be the one with the broadest
316 * locale coverage in the JRE.
317 */
318 @Override
319 public Locale[] getAvailableLocales() {
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