| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.myfaces.tobago.internal.context; |
| |
| import org.apache.myfaces.tobago.util.ResourceUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.faces.context.FacesContext; |
| import java.lang.invoke.MethodHandles; |
| import java.text.SimpleDateFormat; |
| import java.util.Calendar; |
| import java.util.HashMap; |
| import java.util.Locale; |
| import java.util.Map; |
| |
| public class DateTimeI18n { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass()); |
| |
| private static final Map<Locale, DateTimeI18n> CACHE = new HashMap<>(); |
| |
| private final String[] monthNames = new String[12]; |
| private final String[] monthNamesShort = new String[12]; |
| private final String[] dayNames = new String[7]; |
| private final String[] dayNamesShort = new String[7]; |
| private final String[] dayNamesMin = new String[7]; |
| private final int firstDay; |
| private final int minDays; |
| private final String today; |
| private final String cancel; |
| private final String clear; |
| private final String week; |
| |
| private DateTimeI18n(final Locale locale) { |
| |
| LOG.debug("Creating DateTimeI18n for locale: " + locale); |
| |
| final Calendar calendar = Calendar.getInstance(locale); |
| |
| calendar.set(2000, Calendar.JANUARY, 1); |
| final SimpleDateFormat dateFormatMMMMM = new SimpleDateFormat("MMMMM", locale); |
| final SimpleDateFormat dateFormatMMM = new SimpleDateFormat("MMM", locale); |
| for (int i = 0; i < monthNames.length; i++) { |
| monthNames[i] = dateFormatMMMMM.format(calendar.getTime()); |
| monthNamesShort[i] = dateFormatMMM.format(calendar.getTime()); |
| calendar.add(Calendar.MONTH, 1); |
| } |
| |
| final SimpleDateFormat dateFormatEEEEE = new SimpleDateFormat("EEEEE", locale); |
| final SimpleDateFormat dateFormatEEE = new SimpleDateFormat("EEE", locale); |
| final SimpleDateFormat dateFormatE = new SimpleDateFormat("E", locale); |
| calendar.set(2000, Calendar.JANUARY, 2); |
| for (int i = 0; i < dayNames.length; i++) { |
| dayNames[i] = dateFormatEEEEE.format(calendar.getTime()); |
| dayNamesShort[i] = dateFormatEEE.format(calendar.getTime()); |
| dayNamesMin[i] = dateFormatE.format(calendar.getTime()); |
| calendar.add(Calendar.DAY_OF_YEAR, 1); |
| } |
| |
| firstDay = calendar.getFirstDayOfWeek() - 1; // because Java: 1 = Sunday and JavaScript: 0 = Sunday |
| minDays = calendar.getMinimalDaysInFirstWeek(); |
| |
| FacesContext facesContext = FacesContext.getCurrentInstance(); |
| today = ResourceUtils.getString(facesContext, "date.today"); |
| cancel = ResourceUtils.getString(facesContext, "date.cancel"); |
| clear = ResourceUtils.getString(facesContext, "date.clear"); |
| week = ResourceUtils.getString(facesContext, "date.week"); |
| } |
| |
| public static synchronized DateTimeI18n valueOf(final Locale locale) { |
| DateTimeI18n dateTimeI18n; |
| dateTimeI18n = CACHE.get(locale); |
| if (dateTimeI18n == null) { |
| dateTimeI18n = new DateTimeI18n(locale); |
| CACHE.put(locale, dateTimeI18n); |
| } |
| return dateTimeI18n; |
| } |
| |
| public String[] getMonthNames() { |
| return monthNames; |
| } |
| |
| public String[] getMonthNamesShort() { |
| return monthNamesShort; |
| } |
| |
| public String[] getDayNames() { |
| return dayNames; |
| } |
| |
| public String[] getDayNamesShort() { |
| return dayNamesShort; |
| } |
| |
| public String[] getDayNamesMin() { |
| return dayNamesMin; |
| } |
| |
| public int getFirstDay() { |
| return firstDay; |
| } |
| |
| public int getMinDays() { |
| return minDays; |
| } |
| |
| public String getToday() { |
| return today; |
| } |
| |
| public String getCancel() { |
| return cancel; |
| } |
| |
| public String getClear() { |
| return clear; |
| } |
| |
| public String getWeek() { |
| return week; |
| } |
| } |