Java ResourceBundle.containsKey方法代码示例

import java.util.ResourceBundle; //导入方法依赖的package包/类
private static void compareResources(ResourceBundle compat, ResourceBundle cldr) {
    Set<String> supplementalKeys = getSupplementalKeys(compat);
    for (String key : supplementalKeys) {
        Object compatData = compat.getObject(key);
        String cldrKey = toCldrKey(key);
        Object cldrData = cldr.containsKey(cldrKey) ? cldr.getObject(cldrKey) : null;
        if (!Objects.deepEquals(compatData, cldrData)) {
            // OK if key is for the Buddhist or Japanese calendars which had been
            // supported before java.time, or if key is "java.time.short.Eras" due
            // to legacy era names.
            if (!(key.contains("buddhist") || key.contains("japanese")
                  || key.equals("java.time.short.Eras"))) {
                errors++;
                System.out.print("Failure: ");
            }
            System.out.println("diff: " + compat.getLocale().toLanguageTag() + "\n"
                               + "  COMPAT: " + key + " -> " + toString(compatData) + "\n"
                               + "    CLDR: " + cldrKey + " -> " + toString(cldrData));
        }
    }
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
String[] getJavaTimeNames(String key) {
    String[] names = null;
    String cacheKey = CALENDAR_NAMES + key;

    removeEmptyReferences();
    ResourceReference data = cache.get(cacheKey);

    if (data == null || ((names = (String[]) data.get()) == null)) {
        ResourceBundle rb = getJavaTimeFormatData();
        if (rb.containsKey(key)) {
            names = rb.getStringArray(key);
            cache.put(cacheKey,
                      new ResourceReference(cacheKey, (Object) names, referenceQueue));
        }
    }

    return names;
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
int getCalendarData(String key) {
    Integer caldata;
    String cacheKey = CALENDAR_DATA  + key;

    removeEmptyReferences();

    ResourceReference data = cache.get(cacheKey);
    if (data == null || ((caldata = (Integer) data.get()) == null)) {
        ResourceBundle rb = localeData.getCalendarData(locale);
        if (rb.containsKey(key)) {
            caldata = Integer.parseInt(rb.getString(key));
        } else {
            caldata = 0;
        }

        cache.put(cacheKey,
                  new ResourceReference(cacheKey, (Object) caldata, referenceQueue));
    }

    return caldata;
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
public String getCollationData() {
    String key = "Rule";
    String coldata = "";

    removeEmptyReferences();
    ResourceReference data = cache.get(COLLATION_DATA_CACHEKEY);
    if (data == null || ((coldata = (String) data.get()) == null)) {
        ResourceBundle rb = localeData.getCollationData(locale);
        if (rb.containsKey(key)) {
            coldata = rb.getString(key);
        }
        cache.put(COLLATION_DATA_CACHEKEY,
                  new ResourceReference(COLLATION_DATA_CACHEKEY, (Object) coldata, referenceQueue));
    }

    return coldata;
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
String[] getCalendarNames(String key) {
    String[] names = null;
    String cacheKey = CALENDAR_NAMES + key;

    removeEmptyReferences();
    ResourceReference data = cache.get(cacheKey);

    if (data == null || ((names = (String[]) data.get()) == null)) {
        ResourceBundle rb = localeData.getDateFormatData(locale);
        if (rb.containsKey(key)) {
            names = rb.getStringArray(key);
            cache.put(cacheKey,
                      new ResourceReference(cacheKey, (Object) names, referenceQueue));
        }
    }

    return names;
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
/**
 * Returns a message if found or <code>null</code> if not.
 *
 * Arguments <b>can</b> be specified which will be used to format the String. In the
 * {@link ResourceBundle} the String '{0}' (without ') will be replaced by the first argument,
 * '{1}' with the second and so on.
 *
 */
public static String getMessageOrNull(ResourceBundle bundle, String key, Object... arguments) {

	if (bundle.containsKey(key)) {
		return getMessage(bundle, key, arguments);
	} else {
		return null;
	}

}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
public static boolean bundleContainsKey(String l10nKey, ResourceBundle bundle) {
	if (l10nKey == null || l10nKey.trim().length() == 0) {
		return false;
	}
	if (bundle == null) {
		return false;
	}
	return bundle.containsKey(l10nKey);
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
public static String getTranslation(String key, TranslationType type, Object... variables) {
	ResourceBundle bundle = getTranslationBundle();
	if(type!=TranslationType.TEXT&&type!=TranslationType.EXTERNAL)
		key = new StringBuilder(key).append('.').append(type.toString().toLowerCase()).toString();
	if(!bundle.containsKey(key))
		bundle = ResourceBundle.getBundle("lc/kra/jds/TranslationBundle");
	if(!bundle.containsKey(key))
		switch(type) {
		case TEXT: case TITLE: return new StringBuilder("text missing ("+key+")").toString();
		case ALTERNATIVE: return getTranslation(key);
		case EXTERNAL: return key;
		default: return null; }
	else return MessageFormat.format(bundle.getString(key), variables);
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
private static String getResource(String key, Locale locale, String baseName) {
    ResourceBundle resourceBundle = ResourceBundle.getBundle(baseName, locale, new XMLResourceBundleControl());
    if (!resourceBundle.containsKey(key)) {
        System.err.printf("Can't find key %s in locale %s%n", key, locale.toLanguageTag());
    }
    return resourceBundle.getString(key);
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
@Override
public String getDisplayName(Locale locale) {
    Objects.requireNonNull(locale, "locale");
    LocaleResources lr = LocaleProviderAdapter.getResourceBundleBased()
                                .getLocaleResources(locale);
    ResourceBundle rb = lr.getJavaTimeFormatData();
    return rb.containsKey("field.week") ? rb.getString("field.week") : toString();
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
@Override
public String getDisplayName(Locale locale) {
    Objects.requireNonNull(locale, "locale");
    if (rangeUnit == YEARS) {  // only have values for week-of-year
        LocaleResources lr = LocaleProviderAdapter.getResourceBundleBased()
                .getLocaleResources(locale);
        ResourceBundle rb = lr.getJavaTimeFormatData();
        return rb.containsKey("field.week") ? rb.getString("field.week") : name;
    }
    return name;
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
private void initializeData(Locale desiredLocale) {
    locale = desiredLocale;

    // Copy values of a cached instance if any.
    SoftReference<DateFormatSymbols> ref = cachedInstances.get(locale);
    DateFormatSymbols dfs;
    if (ref != null && (dfs = ref.get()) != null) {
        copyMembers(dfs, this);
        return;
    }

    // Initialize the fields from the ResourceBundle for locale.
    LocaleProviderAdapter adapter = LocaleProviderAdapter.getAdapter(DateFormatSymbolsProvider.class, locale);
    // Avoid any potential recursions
    if (!(adapter instanceof ResourceBundleBasedAdapter)) {
        adapter = LocaleProviderAdapter.getResourceBundleBased();
    }
    ResourceBundle resource = ((ResourceBundleBasedAdapter)adapter).getLocaleData().getDateFormatData(locale);

    // JRE and CLDR use different keys
    // JRE: Eras, short.Eras and narrow.Eras
    // CLDR: long.Eras, Eras and narrow.Eras
    if (resource.containsKey("Eras")) {
        eras = resource.getStringArray("Eras");
    } else if (resource.containsKey("long.Eras")) {
        eras = resource.getStringArray("long.Eras");
    } else if (resource.containsKey("short.Eras")) {
        eras = resource.getStringArray("short.Eras");
    }
    months = resource.getStringArray("MonthNames");
    shortMonths = resource.getStringArray("MonthAbbreviations");
    ampms = resource.getStringArray("AmPmMarkers");
    localPatternChars = resource.getString("DateTimePatternChars");

    // Day of week names are stored in a 1-based array.
    weekdays = toOneBasedArray(resource.getStringArray("DayNames"));
    shortWeekdays = toOneBasedArray(resource.getStringArray("DayAbbreviations"));

    // Put a clone in the cache
    ref = new SoftReference<>((DateFormatSymbols)this.clone());
    SoftReference<DateFormatSymbols> x = cachedInstances.putIfAbsent(locale, ref);
    if (x != null) {
        DateFormatSymbols y = x.get();
        if (y == null) {
            // Replace the empty SoftReference with ref.
            cachedInstances.put(locale, ref);
        }
    }
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
public Object[] getDecimalFormatSymbolsData() {
    Object[] dfsdata;

    removeEmptyReferences();
    ResourceReference data = cache.get(DECIMAL_FORMAT_SYMBOLS_DATA_CACHEKEY);
    if (data == null || ((dfsdata = (Object[]) data.get()) == null)) {
        // Note that only dfsdata[0] is prepared here in this method. Other
        // elements are provided by the caller, yet they are cached here.
        ResourceBundle rb = localeData.getNumberFormatData(locale);
        dfsdata = new Object[3];

        // NumberElements look up. First, try the Unicode extension
        String numElemKey;
        String numberType = locale.getUnicodeLocaleType("nu");
        if (numberType != null) {
            numElemKey = numberType + ".NumberElements";
            if (rb.containsKey(numElemKey)) {
                dfsdata[0] = rb.getStringArray(numElemKey);
            }
        }

        // Next, try DefaultNumberingSystem value
        if (dfsdata[0] == null && rb.containsKey("DefaultNumberingSystem")) {
            numElemKey = rb.getString("DefaultNumberingSystem") + ".NumberElements";
            if (rb.containsKey(numElemKey)) {
                dfsdata[0] = rb.getStringArray(numElemKey);
            }
        }

        // Last resort. No need to check the availability.
        // Just let it throw MissingResourceException when needed.
        if (dfsdata[0] == null) {
            dfsdata[0] = rb.getStringArray("NumberElements");
        }

        cache.put(DECIMAL_FORMAT_SYMBOLS_DATA_CACHEKEY,
                  new ResourceReference(DECIMAL_FORMAT_SYMBOLS_DATA_CACHEKEY, (Object) dfsdata, referenceQueue));
    }

    return dfsdata;
}
 

import java.util.ResourceBundle; //导入方法依赖的package包/类
/**
 * Returns the localized resource of the given key and locale, or null
 * if no localized resource is available.
 *
 * @param key  the key of the localized resource, not null
 * @param locale  the locale, not null
 * @return the localized resource, or null if not available
 * @throws NullPointerException if key or locale is null
 */
@SuppressWarnings("unchecked")
static <T> T getLocalizedResource(String key, Locale locale) {
    LocaleResources lr = LocaleProviderAdapter.getResourceBundleBased()
                                .getLocaleResources(locale);
    ResourceBundle rb = lr.getJavaTimeFormatData();
    return rb.containsKey(key) ? (T) rb.getObject(key) : null;
}