Java Code Examples for android.icu.text.DisplayContext#CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE

private String adjustForUsageAndContext(CapitalizationContextUsage usage, String name) {
    if (name != null && name.length() > 0 && UCharacter.isLowerCase(name.codePointAt(0)) &&
            (capitalization==DisplayContext.CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE ||
            (capitalizationUsage != null && capitalizationUsage[usage.ordinal()]) )) {
        // Note, won't have capitalizationUsage != null && capitalizationUsage[usage.ordinal()]
        // unless capitalization is CAPITALIZATION_FOR_UI_LIST_OR_MENU or CAPITALIZATION_FOR_STANDALONE
        synchronized (this) {
            if (capitalizationBrkIter == null) {
                // should only happen when deserializing, etc.
                capitalizationBrkIter = BreakIterator.getSentenceInstance(locale);
            }
            return UCharacter.toTitleCase(locale, name, capitalizationBrkIter,
                    UCharacter.TITLECASE_NO_LOWERCASE | UCharacter.TITLECASE_NO_BREAK_ADJUSTMENT);
        }
    }
    return name;
}
 

@Override
public void setContext(DisplayContext context) {
    super.setContext(context);
    if (!capitalizationInfoIsSet &&
          (context==DisplayContext.CAPITALIZATION_FOR_UI_LIST_OR_MENU || context==DisplayContext.CAPITALIZATION_FOR_STANDALONE)) {
        initCapitalizationContextInfo(fLocale);
        capitalizationInfoIsSet = true;
    }
    if (capitalizationBrkIter == null && (context==DisplayContext.CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE ||
          (context==DisplayContext.CAPITALIZATION_FOR_UI_LIST_OR_MENU && capitalizationOfRelativeUnitsForListOrMenu) ||
          (context==DisplayContext.CAPITALIZATION_FOR_STANDALONE && capitalizationOfRelativeUnitsForStandAlone) )) {
        capitalizationBrkIter = BreakIterator.getSentenceInstance(fLocale);
    }
}
 

/**
 * Returns a display name for this subtype.
 *
 * <p>If {@code subtypeNameResId} is specified (!= 0) text generated from that resource will
 * be returned. The localized string resource of the label should be capitalized for inclusion
 * in UI lists. The string resource may contain at most one {@code %s}. If present, the
 * {@code %s} will be replaced with the display name of the subtype locale in the user's locale.
 *
 * <p>If {@code subtypeNameResId} is not specified (== 0) the framework returns the display name
 * of the subtype locale, as capitalized for use in UI lists, in the user's locale.
 *
 * @param context {@link Context} will be used for getting {@link Locale} and
 * {@link android.content.pm.PackageManager}.
 * @param packageName The package name of the input method.
 * @param appInfo The {@link ApplicationInfo} of the input method.
 * @return a display name for this subtype.
 */
@NonNull
public CharSequence getDisplayName(
        Context context, String packageName, ApplicationInfo appInfo) {
    if (mSubtypeNameResId == 0) {
        return getLocaleDisplayName(getLocaleFromContext(context), getLocaleObject(),
                DisplayContext.CAPITALIZATION_FOR_UI_LIST_OR_MENU);
    }

    final CharSequence subtypeName = context.getPackageManager().getText(
            packageName, mSubtypeNameResId, appInfo);
    if (TextUtils.isEmpty(subtypeName)) {
        return "";
    }
    final String subtypeNameString = subtypeName.toString();
    String replacementString;
    if (containsExtraValueKey(EXTRA_KEY_UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME)) {
        replacementString = getExtraValueOf(
                EXTRA_KEY_UNTRANSLATABLE_STRING_IN_SUBTYPE_NAME);
    } else {
        final DisplayContext displayContext;
        if (TextUtils.equals(subtypeNameString, "%s")) {
            displayContext = DisplayContext.CAPITALIZATION_FOR_UI_LIST_OR_MENU;
        } else if (subtypeNameString.startsWith("%s")) {
            displayContext = DisplayContext.CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE;
        } else {
            displayContext = DisplayContext.CAPITALIZATION_FOR_MIDDLE_OF_SENTENCE;
        }
        replacementString = getLocaleDisplayName(getLocaleFromContext(context),
                getLocaleObject(), displayContext);
    }
    if (replacementString == null) {
        replacementString = "";
    }
    try {
        return String.format(subtypeNameString, replacementString);
    } catch (IllegalFormatException e) {
        Slog.w(TAG, "Found illegal format in subtype name("+ subtypeName + "): " + e);
        return "";
    }
}
 

public LocaleDisplayNamesImpl(ULocale locale, DisplayContext... contexts) {
    DialectHandling dialectHandling = DialectHandling.STANDARD_NAMES;
    DisplayContext capitalization = DisplayContext.CAPITALIZATION_NONE;
    DisplayContext nameLength = DisplayContext.LENGTH_FULL;
    DisplayContext substituteHandling = DisplayContext.SUBSTITUTE;
    for (DisplayContext contextItem : contexts) {
        switch (contextItem.type()) {
        case DIALECT_HANDLING:
            dialectHandling = (contextItem.value()==DisplayContext.STANDARD_NAMES.value())?
                    DialectHandling.STANDARD_NAMES: DialectHandling.DIALECT_NAMES;
            break;
        case CAPITALIZATION:
            capitalization = contextItem;
            break;
        case DISPLAY_LENGTH:
            nameLength = contextItem;
            break;
        case SUBSTITUTE_HANDLING:
            substituteHandling = contextItem;
            break;
        default:
            break;
        }
    }

    this.dialectHandling = dialectHandling;
    this.capitalization = capitalization;
    this.nameLength = nameLength;
    this.substituteHandling = substituteHandling;
    this.langData = LangDataTables.impl.get(locale, substituteHandling == DisplayContext.NO_SUBSTITUTE);
    this.regionData = RegionDataTables.impl.get(locale, substituteHandling == DisplayContext.NO_SUBSTITUTE);
    this.locale = ULocale.ROOT.equals(langData.getLocale()) ? regionData.getLocale() :
        langData.getLocale();

    // Note, by going through DataTable, this uses table lookup rather than straight lookup.
    // That should get us the same data, I think.  This way we don't have to explicitly
    // load the bundle again.  Using direct lookup didn't seem to make an appreciable
    // difference in performance.
    String sep = langData.get("localeDisplayPattern", "separator");
    if (sep == null || "separator".equals(sep)) {
        sep = "{0}, {1}";
    }
    StringBuilder sb = new StringBuilder();
    this.separatorFormat = SimpleFormatterImpl.compileToStringMinMaxArguments(sep, sb, 2, 2);

    String pattern = langData.get("localeDisplayPattern", "pattern");
    if (pattern == null || "pattern".equals(pattern)) {
        pattern = "{0} ({1})";
    }
    this.format = SimpleFormatterImpl.compileToStringMinMaxArguments(pattern, sb, 2, 2);
    if (pattern.contains("（")) {
        formatOpenParen = '（';
        formatCloseParen = '）';
        formatReplaceOpenParen = '［';
        formatReplaceCloseParen = '］';
    } else  {
        formatOpenParen = '(';
        formatCloseParen = ')';
        formatReplaceOpenParen = '[';
        formatReplaceCloseParen = ']';
    }

    String keyTypePattern = langData.get("localeDisplayPattern", "keyTypePattern");
    if (keyTypePattern == null || "keyTypePattern".equals(keyTypePattern)) {
        keyTypePattern = "{0}={1}";
    }
    this.keyTypeFormat = SimpleFormatterImpl.compileToStringMinMaxArguments(
            keyTypePattern, sb, 2, 2);

    // Get values from the contextTransforms data if we need them
    // Also check whether we will need a break iterator (depends on the data)
    boolean needBrkIter = false;
    if (capitalization == DisplayContext.CAPITALIZATION_FOR_UI_LIST_OR_MENU ||
            capitalization == DisplayContext.CAPITALIZATION_FOR_STANDALONE) {
        capitalizationUsage = new boolean[CapitalizationContextUsage.values().length]; // initialized to all false
        ICUResourceBundle rb = (ICUResourceBundle)UResourceBundle.getBundleInstance(ICUData.ICU_BASE_NAME, locale);
        CapitalizationContextSink sink = new CapitalizationContextSink();
        try {
            rb.getAllItemsWithFallback("contextTransforms", sink);
        }
        catch (MissingResourceException e) {
            // Silently ignore.  Not every locale has contextTransforms.
        }
        needBrkIter = sink.hasCapitalizationUsage;
    }
    // Get a sentence break iterator if we will need it
    if (needBrkIter || capitalization == DisplayContext.CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE) {
        capitalizationBrkIter = BreakIterator.getSentenceInstance(locale);
    }

    this.currencyDisplayInfo = CurrencyData.provider.getInstance(locale, false);
}
 

@Override
public StringBuffer format(Calendar cal, StringBuffer toAppendTo,
        FieldPosition fieldPosition) {

    String relativeDayString = null;
    DisplayContext capitalizationContext = getContext(DisplayContext.Type.CAPITALIZATION);

    if (fDateStyle != DateFormat.NONE) {
        // calculate the difference, in days, between 'cal' and now.
        int dayDiff = dayDifference(cal);

        // look up string
        relativeDayString = getStringForDay(dayDiff);
    }

    if (fDateTimeFormat != null) {
        if (relativeDayString != null && fDatePattern != null &&
                (fTimePattern == null || fCombinedFormat == null || combinedFormatHasDateAtStart) ) {
            // capitalize relativeDayString according to context for relative, set formatter no context
            if ( relativeDayString.length() > 0 && UCharacter.isLowerCase(relativeDayString.codePointAt(0)) &&
                 (capitalizationContext == DisplayContext.CAPITALIZATION_FOR_BEGINNING_OF_SENTENCE ||
                    (capitalizationContext == DisplayContext.CAPITALIZATION_FOR_UI_LIST_OR_MENU && capitalizationOfRelativeUnitsForListOrMenu) ||
                    (capitalizationContext == DisplayContext.CAPITALIZATION_FOR_STANDALONE && capitalizationOfRelativeUnitsForStandAlone) )) {
                if (capitalizationBrkIter == null) {
                    // should only happen when deserializing, etc.
                    capitalizationBrkIter = BreakIterator.getSentenceInstance(fLocale);
                }
                relativeDayString = UCharacter.toTitleCase(fLocale, relativeDayString, capitalizationBrkIter,
                                UCharacter.TITLECASE_NO_LOWERCASE | UCharacter.TITLECASE_NO_BREAK_ADJUSTMENT);
            }
            fDateTimeFormat.setContext(DisplayContext.CAPITALIZATION_NONE);
        } else {
            // set our context for the formatter
            fDateTimeFormat.setContext(capitalizationContext);
        }
    }

    if (fDateTimeFormat != null && (fDatePattern != null || fTimePattern != null)) {
        // The new way
        if (fDatePattern == null) {
            // must have fTimePattern
            fDateTimeFormat.applyPattern(fTimePattern);
            fDateTimeFormat.format(cal, toAppendTo, fieldPosition);
        } else if (fTimePattern == null) {
            // must have fDatePattern
            if (relativeDayString != null) {
                toAppendTo.append(relativeDayString);
            } else {
                fDateTimeFormat.applyPattern(fDatePattern);
                fDateTimeFormat.format(cal, toAppendTo, fieldPosition);
            }
        } else {
            String datePattern = fDatePattern; // default;
            if (relativeDayString != null) {
                // Need to quote the relativeDayString to make it a legal date pattern
                datePattern = "'" + relativeDayString.replace("'", "''") + "'";
            }
            StringBuffer combinedPattern = new StringBuffer("");
            fCombinedFormat.format(new Object[] {fTimePattern, datePattern}, combinedPattern, new FieldPosition(0));
            fDateTimeFormat.applyPattern(combinedPattern.toString());
            fDateTimeFormat.format(cal, toAppendTo, fieldPosition);
        }
    } else if (fDateFormat != null) {
        // A subset of the old way, for serialization compatibility
        // (just do the date part)
        if (relativeDayString != null) {
            toAppendTo.append(relativeDayString);
        } else {
            fDateFormat.format(cal, toAppendTo, fieldPosition);
        }
    }

    return toAppendTo;
}