import sun.util.locale.provider.LocaleServiceProviderPool; //导入依赖的package包/类
private String getDisplayString(String code, Locale inLocale, int type) {
    if (code.length() == 0) {
        return "";
    }

    if (inLocale == null) {
        throw new NullPointerException();
    }

    LocaleServiceProviderPool pool =
        LocaleServiceProviderPool.getPool(LocaleNameProvider.class);
    String key = (type == DISPLAY_VARIANT ? "%%"+code : code);
    String result = pool.getLocalizedObject(
                            LocaleNameGetter.INSTANCE,
                            inLocale, key, type, code);
        if (result != null) {
            return result;
        }

    return code;
}
 

import sun.util.locale.provider.LocaleServiceProviderPool; //导入依赖的package包/类
/**
 * Gets the symbol of this currency for the specified locale.
 * For example, for the US Dollar, the symbol is "$" if the specified
 * locale is the US, while for other locales it may be "US$". If no
 * symbol can be determined, the ISO 4217 currency code is returned.
 *
 * @param locale the locale for which a display name for this currency is
 * needed
 * @return the symbol of this currency for the specified locale
 * @exception NullPointerException if <code>locale</code> is null
 */
public String getSymbol(Locale locale) {
    LocaleServiceProviderPool pool =
        LocaleServiceProviderPool.getPool(CurrencyNameProvider.class);
    String symbol = pool.getLocalizedObject(
                            CurrencyNameGetter.INSTANCE,
                            locale, currencyCode, SYMBOL);
    if (symbol != null) {
        return symbol;
    }

    // use currency code as symbol of last resort
    return currencyCode;
}
 

import sun.util.locale.provider.LocaleServiceProviderPool; //导入依赖的package包/类
/**
 * Gets the name that is suitable for displaying this currency for
 * the specified locale.  If there is no suitable display name found
 * for the specified locale, the ISO 4217 currency code is returned.
 *
 * @param locale the locale for which a display name for this currency is
 * needed
 * @return the display name of this currency for the specified locale
 * @exception NullPointerException if <code>locale</code> is null
 * @since 1.7
 */
public String getDisplayName(Locale locale) {
    LocaleServiceProviderPool pool =
        LocaleServiceProviderPool.getPool(CurrencyNameProvider.class);
    String result = pool.getLocalizedObject(
                            CurrencyNameGetter.INSTANCE,
                            locale, currencyCode, DISPLAYNAME);
    if (result != null) {
        return result;
    }

    // use currency code as symbol of last resort
    return currencyCode;
}
 

import sun.util.locale.provider.LocaleServiceProviderPool; //导入依赖的package包/类
public void run() {
    try {
        LocaleServiceProviderPool pool = LocaleServiceProviderPool.getPool(cls);
        pool.getAvailableLocales();
    } catch (Exception e) {
        System.out.println(e);
        e.printStackTrace();
        failed = true;
    }
}
 

import sun.util.locale.provider.LocaleServiceProviderPool; //导入依赖的package包/类
/**
 * Returns an array of all locales for which the
 * <code>get*Instance</code> methods of this class can return
 * localized instances.
 * The returned array represents the union of locales supported by the Java
 * runtime and by installed
 * {@link java.text.spi.BreakIteratorProvider BreakIteratorProvider} implementations.
 * It must contain at least a <code>Locale</code>
 * instance equal to {@link java.util.Locale#US Locale.US}.
 *
 * @return An array of locales for which localized
 *         <code>BreakIterator</code> instances are available.
 */
public static synchronized Locale[] getAvailableLocales()
{
    LocaleServiceProviderPool pool =
        LocaleServiceProviderPool.getPool(BreakIteratorProvider.class);
    return pool.getAvailableLocales();
}
 

import sun.util.locale.provider.LocaleServiceProviderPool; //导入依赖的package包/类
/**
 * Returns an array of all locales for which the
 * <code>get*Instance</code> methods of this class can return
 * localized instances.
 * The returned array represents the union of locales supported by the Java
 * runtime and by installed
 * {@link java.text.spi.DateFormatProvider DateFormatProvider} implementations.
 * It must contain at least a <code>Locale</code> instance equal to
 * {@link java.util.Locale#US Locale.US}.
 *
 * @return An array of locales for which localized
 *         <code>DateFormat</code> instances are available.
 */
public static Locale[] getAvailableLocales()
{
    LocaleServiceProviderPool pool =
        LocaleServiceProviderPool.getPool(DateFormatProvider.class);
    return pool.getAvailableLocales();
}