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8176841: Additional Unicode Language-Tag Extensions

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8189134: New system properties for the default Locale extensions
8190918: Retrieve the region specific data regardless of language in locale
8191349: Add a new method in j.t.f.DateTimeFormatter to reflect Unicode extensions

Reviewed-by: scolebourne, lancea, rriggs, rgoel, nishjain
This commit is contained in:
Naoto Sato 2017-12-12 10:21:58 -08:00
parent 3246c46f41
commit f065141ddc
55 changed files with 3631 additions and 890 deletions
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53
src/java.base/share/classes/java/util/spi/LocaleNameProvider.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2005, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -26,6 +26,7 @@
package java.util.spi;
import java.util.Locale;
import java.util.Objects;
/**
* An abstract class for service providers that
@ -141,4 +142,54 @@ public abstract class LocaleNameProvider extends LocaleServiceProvider {
* @see java.util.Locale#getDisplayVariant(java.util.Locale)
*/
public abstract String getDisplayVariant(String variant, Locale locale);
/**
* Returns a localized name for the given
* <a href="../Locale.html#def_locale_extension">Unicode extension</a> key,
* and the given locale that is appropriate for display to the user.
* If the name returned cannot be localized according to {@code locale},
* this method returns null.
* @implSpec the default implementation returns {@code null}.
* @param key the Unicode Extension key, not null.
* @param locale the desired locale, not null.
* @return the name of the given key string for the specified locale,
* or null if it's not available.
* @exception NullPointerException if {@code key} or {@code locale} is null
* @exception IllegalArgumentException if {@code locale} isn't
* one of the locales returned from
* {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
* getAvailableLocales()}.
* @since 10
*/
public String getDisplayUnicodeExtensionKey(String key, Locale locale) {
Objects.requireNonNull(key);
Objects.requireNonNull(locale);
return null;
}
/**
* Returns a localized name for the given
* <a href="../Locale.html#def_locale_extension">Unicode extension</a> type,
* and the given locale that is appropriate for display to the user.
* If the name returned cannot be localized according to {@code locale},
* this method returns null.
* @implSpec the default implementation returns {@code null}.
* @param type the Unicode Extension type, not null.
* @param key the Unicode Extension key for this {@code type}, not null.
* @param locale the desired locale, not null.
* @return the name of the given type string for the specified locale,
* or null if it's not available.
* @exception NullPointerException if {@code key}, {@code type} or {@code locale} is null
* @exception IllegalArgumentException if {@code locale} isn't
* one of the locales returned from
* {@link java.util.spi.LocaleServiceProvider#getAvailableLocales()
* getAvailableLocales()}.
* @since 10
*/
public String getDisplayUnicodeExtensionType(String type, String key, Locale locale) {
Objects.requireNonNull(type);
Objects.requireNonNull(key);
Objects.requireNonNull(locale);
return null;
}
}