31 import java.util.Map;
  32 import java.util.spi.CalendarDataProvider;
  33 
  34 public class CalendarDataProviderImpl extends CalendarDataProvider {
  35     static final char FULLWIDTH_ZERO = '\uff10';
  36     static final Locale[] avail = {
  37         new Locale("ja", "JP", "kids"),
  38     };
  39 
  40     @Override
  41     public int getFirstDayOfWeek(Locale locale) {
  42         return WEDNESDAY;
  43     }
  44 
  45     @Override
  46     public int getMinimalDaysInFirstWeek(Locale locale) {
  47         return 7;
  48     }
  49 
  50     @Override
  51     public String getDisplayName(String calendarType, int field, int value, int style, Locale locale) {
  52         if (calendarType == null || locale == null) {
  53             throw new NullPointerException();
  54         }
  55         if (!Utils.supportsLocale(Arrays.asList(avail), locale)) {
  56             throw new IllegalArgumentException("locale is not one of available locales: "+ locale);
  57         }
  58         if (field != MONTH) {
  59             return null;
  60         }
  61         return toMonthName(value + 1, style);
  62     }
  63 
  64     @Override
  65     public Map<String, Integer> getDisplayNames(String calendarType, int field, int style, Locale locale) {
  66         if (calendarType == null || locale == null) {
  67             throw new NullPointerException();
  68         }
  69         if (!Utils.supportsLocale(Arrays.asList(avail), locale)) {
  70             throw new IllegalArgumentException("locale is not one of available locales: " + locale);
  71         }
  72         if (field != MONTH) {
  73             return null;
  74         }
  75         Map<String, Integer> map = new HashMap<>();
  76         if (style == LONG_STANDALONE) {
  77             style = LONG;
  78         } else if (style == SHORT_STANDALONE) {
  79             style = SHORT;
  80         }
  81         for (int month = JANUARY; month <= DECEMBER; month++) {
  82             if (style == ALL_STYLES || style == LONG) {
  83                 map.put(toMonthName(month + 1, LONG), month);
  84             }
  85             if (style == ALL_STYLES || style == SHORT) {
  86                 map.put(toMonthName(month + 1, SHORT), month);
  87             }
  88         }
  89         return map;
  90     }
  91 
  92     @Override
  93     public Locale[] getAvailableLocales() {
  94         return avail.clone();
  95     }
  96 
  97     // month is 1-based.
  98     public static String toMonthName(int month, int style) {
  99         StringBuilder sb = new StringBuilder();
 100         if (month >= 10) {
 101             sb.append((char)(FULLWIDTH_ZERO + 1));
 102             sb.appendCodePoint((char)(FULLWIDTH_ZERO + (month % 10)));
 103         } else {
 104             sb.appendCodePoint((char)(FULLWIDTH_ZERO + month));
 105         }
 106         if (style == SHORT || style == SHORT_STANDALONE) {
 107             return sb.toString(); // full-width digit(s)
 108         }
 109         sb.append("\u304c\u3064"); // + "gatsu" in Hiragana
 110         return sb.toString();
 111     }
 112 }

  31 import java.util.Map;
  32 import java.util.spi.CalendarDataProvider;
  33 
  34 public class CalendarDataProviderImpl extends CalendarDataProvider {
  35     static final char FULLWIDTH_ZERO = '\uff10';
  36     static final Locale[] avail = {
  37         new Locale("ja", "JP", "kids"),
  38     };
  39 
  40     @Override
  41     public int getFirstDayOfWeek(Locale locale) {
  42         return WEDNESDAY;
  43     }
  44 
  45     @Override
  46     public int getMinimalDaysInFirstWeek(Locale locale) {
  47         return 7;
  48     }
  49 
  50     @Override










































  51     public Locale[] getAvailableLocales() {
  52         return avail.clone();
















  53     }
  54 }