/*
* -----------------------------------------------------------------------
* Copyright © 2013-2015 Meno Hochschild, <http://www.menodata.de/>
* -----------------------------------------------------------------------
* This file (GenericDatePatterns.java) is part of project Time4J.
*
* Time4J is free software: You can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 2.1 of the License, or
* (at your option) any later version.
*
* Time4J is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Time4J. If not, see <http://www.gnu.org/licenses/>.
* -----------------------------------------------------------------------
*/
package net.time4j.calendar.service;
import net.time4j.engine.DisplayStyle;
import net.time4j.format.CalendarText;
import net.time4j.format.DisplayMode;
import java.util.Locale;
import java.util.ResourceBundle;
/**
* <p>Represents a low-level access to generic non-iso date patterns. </p>
*
* @author Meno Hochschild
* @since 3.10/4.7
*/
public final class GenericDatePatterns {
//~ Konstruktoren -----------------------------------------------------
private GenericDatePatterns() {
// no instantiation
}
//~ Methoden ----------------------------------------------------------
/**
* <p>Determines a suitable date pattern. </p>
*
* @param calendarType general calendar type
* @param style format style
* @param locale desired language and/or country
* @return localized date pattern
* @throws UnsupportedOperationException if given style is not supported
* @since 3.10/4.7
*/
public static String get(
String calendarType,
DisplayStyle style,
Locale locale
) {
DisplayMode mode = DisplayMode.ofStyle(style.getStyleValue());
if (calendarType.equals(CalendarText.ISO_CALENDAR_TYPE)) {
return CalendarText.patternForDate(mode, locale);
}
StringBuilder sb = new StringBuilder();
sb.append("F(");
sb.append(Character.toLowerCase(mode.name().charAt(0)));
sb.append(')');
String key = sb.toString();
ResourceBundle rb = GenericTextProviderSPI.getBundle(calendarType, locale);
if (!rb.containsKey(key)) {
rb = GenericTextProviderSPI.getBundle("generic", locale);
}
return rb.getString(key);
}
}