Java Code Examples for android.os.LocaleList#size()

private WritableArray getLocaleList() {
  WritableArray array = Arguments.createArray();

  if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
    LocaleList locales = getReactApplicationContext()
        .getResources().getConfiguration().getLocales();

    for (int i = 0; i < locales.size(); i++) {
      array.pushString(this.toLanguageTag(locales.get(i)));
    }
  } else {
    array.pushString(this.toLanguageTag(getReactApplicationContext()
        .getResources().getConfiguration().locale));
  }

  return array;
}
 

@RequiresApi(api = N)
private void setLocaleForApi24(Configuration config, Locale target) {
    Set<Locale> set = new LinkedHashSet<>();
    // bring the target locale to the front of the list
    set.add(target);

    LocaleList all = LocaleList.getDefault();
    for (int i = 0; i < all.size(); i++) {
        // append other locales supported by the user
        set.add(all.get(i));
    }

    Locale[] locales = set.toArray(new Locale[0]);
    config.setLocales(new LocaleList(locales));
}
 

/**
 * Retrieves the primary locale from the specified {@link Configuration}.
 *
 * @param configuration The current {@link Configuration}.
 * @return The primary locale.
 */
public static Locale getPrimaryLocale(Configuration configuration) {
    if (Build.VERSION.SDK_INT >= 24) {
        final LocaleList locales = configuration.getLocales();
        if (locales.size() > 0) {
            return locales.get(0);
        }
    }
    //noinspection deprecation
    return configuration.locale;
}
 

@NonNull
private static Locale chooseAvailableLocale(@NonNull LocaleList localeList) {
    for (int i = 0; i < localeList.size(); i++) {
        final Locale locale = localeList.get(i);
        if (sEditActionTextFormats.containsKey(locale)) {
            return locale;
        }
        for (Locale loc : sEditActionTextFormats.keySet()) {
            if (loc.getLanguage().equals(locale.getLanguage())) {
                return loc;
            }
        }
    }
    return Locale.ENGLISH;
}
 

AlphabeticIndexVN(Context context) {
    LocaleList locales = context.getResources().getConfiguration().getLocales();
    int localeCount = locales.size();

    Locale primaryLocale = localeCount == 0 ? Locale.ENGLISH : locales.get(0);
    AlphabeticIndex indexBuilder = new AlphabeticIndex(primaryLocale);
    for (int i = 1; i < localeCount; i++) {
        indexBuilder.addLabels(locales.get(i));
    }
    indexBuilder.addLabels(Locale.ENGLISH);

    mAlphabeticIndex = indexBuilder.buildImmutableIndex();
}
 

/**
 * Converts LocaleList object to the comma separated BCP 47 compliant string format.
 *
 * @return a well-formed IETF BCP 47 language tag with language and country code that
 *         represents this locale list.
 */
@TargetApi(Build.VERSION_CODES.N)
public static String toLanguageTags(LocaleList localeList) {
    ArrayList<String> newLocaleList = new ArrayList<>();
    for (int i = 0; i < localeList.size(); i++) {
        Locale locale = getUpdatedLocaleForChromium(localeList.get(i));
        newLocaleList.add(toLanguageTag(locale));
    }
    return TextUtils.join(",", newLocaleList);
}
 

@RequiresApi(api = Build.VERSION_CODES.N)
private static List<Locale> mapToListOfLocales(LocaleList localeList) {
    List<Locale> locales = new ArrayList<>();
    for (int i = 0; i < localeList.size(); i++) {
        locales.add(localeList.get(i));
    }
    return locales;
}
 

@RequiresApi(api = N)
private void setLocaleForApi24(Configuration config, Locale target) {
    Set<Locale> set = new LinkedHashSet<>();
    // bring the target locale to the front of the list
    set.add(target);

    LocaleList all = LocaleList.getDefault();
    for (int i = 0; i < all.size(); i++) {
        // append other locales supported by the user
        set.add(all.get(i));
    }

    Locale[] locales = set.toArray(new Locale[0]);
    config.setLocales(new LocaleList(locales));
}
 

/**
 * Converts LocaleList object to the comma separated BCP 47 compliant string format.
 *
 * @return a well-formed IETF BCP 47 language tag with language and country code that
 *         represents this locale list.
 */
@TargetApi(Build.VERSION_CODES.N)
public static String toLanguageTags(LocaleList localeList) {
    ArrayList<String> newLocaleList = new ArrayList<>();
    for (int i = 0; i < localeList.size(); i++) {
        Locale locale = getUpdatedLocaleForChromium(localeList.get(i));
        newLocaleList.add(toLanguageTag(locale));
    }
    return TextUtils.join(",", newLocaleList);
}
 

private Locale getLocale() {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
        LocaleList locales = getConfiguration().getLocales();
        if (locales.size() > 0) {
            return locales.get(0);
        }
    }
    return getConfiguration().locale;
}
 

/**
 * Retrieves the primary locale from the specified {@link Configuration}.
 *
 * @param configuration The current {@link Configuration}.
 * @return The primary locale.
 */
public static Locale getPrimaryLocale(Configuration configuration) {
    if (Build.VERSION.SDK_INT >= 24) {
        final LocaleList locales = configuration.getLocales();
        if (locales.size() > 0) {
            return locales.get(0);
        }
    }
    //noinspection deprecation
    return configuration.locale;
}
 

@SuppressWarnings("deprecation")
@TargetApi(Build.VERSION_CODES.N)
private ArrayList<Locale> list(Configuration configuration) {
	ArrayList<Locale> arrayList = new ArrayList<>();
	if (C.API_NOUGAT) {
		LocaleList localeList = configuration.getLocales();
		for (int i = 0; i < localeList.size(); i++) {
			arrayList.add(localeList.get(i));
		}
	} else {
		arrayList.add(configuration.locale);
	}
	return arrayList;
}
 

/**
 *
 * @hide
 */
public static String localesToResourceQualifier(LocaleList locs) {
    final StringBuilder sb = new StringBuilder();
    for (int i = 0; i < locs.size(); i++) {
        final Locale loc = locs.get(i);
        final int l = loc.getLanguage().length();
        if (l == 0) {
            continue;
        }
        final int s = loc.getScript().length();
        final int c = loc.getCountry().length();
        final int v = loc.getVariant().length();
        // We ignore locale extensions, since they are not supported by AAPT

        if (sb.length() != 0) {
            sb.append(",");
        }
        if (l == 2 && s == 0 && (c == 0 || c == 2) && v == 0) {
            // Traditional locale format: xx or xx-rYY
            sb.append(loc.getLanguage());
            if (c == 2) {
                sb.append("-r").append(loc.getCountry());
            }
        } else {
            sb.append("b+");
            sb.append(loc.getLanguage());
            if (s != 0) {
                sb.append("+");
                sb.append(loc.getScript());
            }
            if (c != 0) {
                sb.append("+");
                sb.append(loc.getCountry());
            }
            if (v != 0) {
                sb.append("+");
                sb.append(loc.getVariant());
            }
        }
    }
    return sb.toString();
}
 

/**
 * Logs the type, position and args of spans which attach to given text, but only if log priority
 * is equal to Log.VERBOSE. Format is {type 'spanned text' extra-data} {type 'other text'
 * extra-data} ..."
 *
 * @param text Text to be logged
 */
public static String spansToStringForLogging(CharSequence text) {
  if (!LogUtils.shouldLog(Log.VERBOSE)) {
    return null;
  }

  if (isEmptyOrNotSpannableStringType(text)) {
    return null;
  }

  Spanned spanned = (Spanned) text;
  ParcelableSpan[] spans = spanned.getSpans(0, text.length(), ParcelableSpan.class);
  if (spans.length == 0) {
    return null;
  }

  StringBuilder stringBuilder = new StringBuilder();
  for (ParcelableSpan span : spans) {
    stringBuilder.append("{");
    // Span type.
    stringBuilder.append(span.getClass().getSimpleName());

    // Span text.
    int start = spanned.getSpanStart(span);
    int end = spanned.getSpanEnd(span);
    if (start < 0 || end < 0 || start == end) {
      stringBuilder.append(" invalid index:[");
      stringBuilder.append(start);
      stringBuilder.append(",");
      stringBuilder.append(end);
      stringBuilder.append("]}");
      continue;
    } else {
      stringBuilder.append(" '");
      stringBuilder.append(spanned, start, end);
      stringBuilder.append("'");
    }

    // Extra data.
    if (span instanceof LocaleSpan) {
      LocaleSpan localeSpan = (LocaleSpan) span;
      if (Build.VERSION.SDK_INT < Build.VERSION_CODES.N) {
        Locale locale = localeSpan.getLocale();
        if (locale != null) {
          stringBuilder.append(" locale=");
          stringBuilder.append(locale);
        }
      } else {
        LocaleList localeList = localeSpan.getLocales();
        int size = localeList.size();
        if (size > 0) {
          stringBuilder.append(" locale=[");
          for (int i = 0; i < size - 1; i++) {
            stringBuilder.append(localeList.get(i));
            stringBuilder.append(",");
          }
          stringBuilder.append(localeList.get(size - 1));
          stringBuilder.append("]");
        }
      }

    } else if (span instanceof TtsSpan) {
      TtsSpan ttsSpan = (TtsSpan) span;
      stringBuilder.append(" ttsType=");
      stringBuilder.append(ttsSpan.getType());
      PersistableBundle bundle = ttsSpan.getArgs();
      Set<String> keys = bundle.keySet();
      if (!keys.isEmpty()) {
        for (String key : keys) {
          stringBuilder.append(" ");
          stringBuilder.append(key);
          stringBuilder.append("=");
          stringBuilder.append(bundle.get(key));
        }
      }
    } else if (span instanceof URLSpan) {
      URLSpan urlSpan = (URLSpan) span;
      stringBuilder.append(" url=");
      stringBuilder.append(urlSpan.getURL());
    }
    stringBuilder.append("}");
  }
  return stringBuilder.toString();
}