49 public static int retrieveFirstDayOfWeek(Locale locale) {
50 LocaleServiceProviderPool pool =
51 LocaleServiceProviderPool.getPool(CalendarDataProvider.class);
52 Integer value = pool.getLocalizedObject(CalendarWeekParameterGetter.INSTANCE,
53 locale, FIRST_DAY_OF_WEEK);
54 return (value != null && (value >= SUNDAY && value <= SATURDAY)) ? value : SUNDAY;
55 }
56
57 public static int retrieveMinimalDaysInFirstWeek(Locale locale) {
58 LocaleServiceProviderPool pool =
59 LocaleServiceProviderPool.getPool(CalendarDataProvider.class);
60 Integer value = pool.getLocalizedObject(CalendarWeekParameterGetter.INSTANCE,
61 locale, MINIMAL_DAYS_IN_FIRST_WEEK);
62 return (value != null && (value >= 1 && value <= 7)) ? value : 1;
63 }
64
65 public static String retrieveFieldValueName(String id, int field, int value, int style, Locale locale) {
66 LocaleServiceProviderPool pool =
67 LocaleServiceProviderPool.getPool(CalendarNameProvider.class);
68 return pool.getLocalizedObject(CalendarFieldValueNameGetter.INSTANCE, locale, normalizeCalendarType(id),
69 field, value, style);
70 }
71
72 public static Map<String, Integer> retrieveFieldValueNames(String id, int field, int style, Locale locale) {
73 LocaleServiceProviderPool pool =
74 LocaleServiceProviderPool.getPool(CalendarNameProvider.class);
75 return pool.getLocalizedObject(CalendarFieldValueNamesMapGetter.INSTANCE, locale,
76 normalizeCalendarType(id), field, style);
77 }
78
79 private static String normalizeCalendarType(String requestID) {
80 String type;
81 if (requestID.equals("gregorian") || requestID.equals("iso8601")) {
82 type = "gregory";
83 } else if (requestID.startsWith("islamic")) {
84 type = "islamic";
85 } else {
86 type = requestID;
87 }
88 return type;
89 }
90
91 /**
92 * Obtains a localized field value string from a CalendarDataProvider
93 * implementation.
94 */
95 private static class CalendarFieldValueNameGetter
96 implements LocaleServiceProviderPool.LocalizedObjectGetter<CalendarNameProvider,
97 String> {
98 private static final CalendarFieldValueNameGetter INSTANCE =
99 new CalendarFieldValueNameGetter();
100
101 @Override
102 public String getObject(CalendarNameProvider calendarNameProvider,
103 Locale locale,
104 String requestID, // calendarType
105 Object... params) {
106 assert params.length == 3;
107 int field = (int) params[0];
108 int value = (int) params[1];
109 int style = (int) params[2];
110 return calendarNameProvider.getDisplayName(requestID, field, value, style, locale);
111 }
112 }
113
114 /**
115 * Obtains a localized field-value pairs from a CalendarDataProvider
116 * implementation.
117 */
118 private static class CalendarFieldValueNamesMapGetter
119 implements LocaleServiceProviderPool.LocalizedObjectGetter<CalendarNameProvider,
120 Map<String, Integer>> {
121 private static final CalendarFieldValueNamesMapGetter INSTANCE =
122 new CalendarFieldValueNamesMapGetter();
123
124 @Override
125 public Map<String, Integer> getObject(CalendarNameProvider calendarNameProvider,
126 Locale locale,
127 String requestID, // calendarType
128 Object... params) {
129 assert params.length == 2;
130 int field = (int) params[0];
131 int style = (int) params[1];
132 return calendarNameProvider.getDisplayNames(requestID, field, style, locale);
133 }
134 }
135
136 private static class CalendarWeekParameterGetter
137 implements LocaleServiceProviderPool.LocalizedObjectGetter<CalendarDataProvider,
138 Integer> {
139 private static final CalendarWeekParameterGetter INSTANCE =
140 new CalendarWeekParameterGetter();
141
142 @Override
143 public Integer getObject(CalendarDataProvider calendarDataProvider,
144 Locale locale,
145 String requestID, // resource key
146 Object... params) {
147 assert params.length == 0;
148 int value;
149 switch (requestID) {
150 case FIRST_DAY_OF_WEEK:
151 value = calendarDataProvider.getFirstDayOfWeek(locale);
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49 public static int retrieveFirstDayOfWeek(Locale locale) {
50 LocaleServiceProviderPool pool =
51 LocaleServiceProviderPool.getPool(CalendarDataProvider.class);
52 Integer value = pool.getLocalizedObject(CalendarWeekParameterGetter.INSTANCE,
53 locale, FIRST_DAY_OF_WEEK);
54 return (value != null && (value >= SUNDAY && value <= SATURDAY)) ? value : SUNDAY;
55 }
56
57 public static int retrieveMinimalDaysInFirstWeek(Locale locale) {
58 LocaleServiceProviderPool pool =
59 LocaleServiceProviderPool.getPool(CalendarDataProvider.class);
60 Integer value = pool.getLocalizedObject(CalendarWeekParameterGetter.INSTANCE,
61 locale, MINIMAL_DAYS_IN_FIRST_WEEK);
62 return (value != null && (value >= 1 && value <= 7)) ? value : 1;
63 }
64
65 public static String retrieveFieldValueName(String id, int field, int value, int style, Locale locale) {
66 LocaleServiceProviderPool pool =
67 LocaleServiceProviderPool.getPool(CalendarNameProvider.class);
68 return pool.getLocalizedObject(CalendarFieldValueNameGetter.INSTANCE, locale, normalizeCalendarType(id),
69 field, value, style, false);
70 }
71
72 public static String retrieveCldrFieldValueName(String id, int field, int value, int style, Locale locale) {
73 LocaleServiceProviderPool pool =
74 LocaleServiceProviderPool.getPool(CalendarNameProvider.class);
75 String name;
76 name = pool.getLocalizedObject(CalendarFieldValueNameGetter.INSTANCE, locale, normalizeCalendarType(id),
77 field, value, style, true);
78 if (name == null) {
79 name = pool.getLocalizedObject(CalendarFieldValueNameGetter.INSTANCE, locale, normalizeCalendarType(id),
80 field, value, style, false);
81 }
82 return name;
83 }
84
85 public static Map<String, Integer> retrieveFieldValueNames(String id, int field, int style, Locale locale) {
86 LocaleServiceProviderPool pool =
87 LocaleServiceProviderPool.getPool(CalendarNameProvider.class);
88 return pool.getLocalizedObject(CalendarFieldValueNamesMapGetter.INSTANCE, locale,
89 normalizeCalendarType(id), field, style, false);
90 }
91
92 public static Map<String, Integer> retrieveCldrFieldValueNames(String id, int field, int style, Locale locale) {
93 LocaleServiceProviderPool pool =
94 LocaleServiceProviderPool.getPool(CalendarNameProvider.class);
95 Map<String, Integer> map;
96 map = pool.getLocalizedObject(CalendarFieldValueNamesMapGetter.INSTANCE, locale,
97 normalizeCalendarType(id), field, style, true);
98 if (map == null) {
99 map = pool.getLocalizedObject(CalendarFieldValueNamesMapGetter.INSTANCE, locale,
100 normalizeCalendarType(id), field, style, false);
101 }
102 return map;
103 }
104
105 static String normalizeCalendarType(String requestID) {
106 String type;
107 if (requestID.equals("gregorian") || requestID.equals("iso8601")) {
108 type = "gregory";
109 } else if (requestID.startsWith("islamic")) {
110 type = "islamic";
111 } else {
112 type = requestID;
113 }
114 return type;
115 }
116
117 /**
118 * Obtains a localized field value string from a CalendarDataProvider
119 * implementation.
120 */
121 private static class CalendarFieldValueNameGetter
122 implements LocaleServiceProviderPool.LocalizedObjectGetter<CalendarNameProvider,
123 String> {
124 private static final CalendarFieldValueNameGetter INSTANCE =
125 new CalendarFieldValueNameGetter();
126
127 @Override
128 public String getObject(CalendarNameProvider calendarNameProvider,
129 Locale locale,
130 String requestID, // calendarType
131 Object... params) {
132 assert params.length == 4;
133 int field = (int) params[0];
134 int value = (int) params[1];
135 int style = (int) params[2];
136 boolean cldr = (boolean) params[3];
137
138 // If cldr is true, resources from CLDR have precedence over JRE
139 // native resources.
140 if (cldr && calendarNameProvider instanceof CalendarNameProviderImpl) {
141 String name;
142 name = ((CalendarNameProviderImpl)calendarNameProvider)
143 .getCldrDisplayName(requestID, field, value, style, locale);
144 return name;
145 }
146 return calendarNameProvider.getDisplayName(requestID, field, value, style, locale);
147 }
148 }
149
150 /**
151 * Obtains a localized field-value pairs from a CalendarDataProvider
152 * implementation.
153 */
154 private static class CalendarFieldValueNamesMapGetter
155 implements LocaleServiceProviderPool.LocalizedObjectGetter<CalendarNameProvider,
156 Map<String, Integer>> {
157 private static final CalendarFieldValueNamesMapGetter INSTANCE =
158 new CalendarFieldValueNamesMapGetter();
159
160 @Override
161 public Map<String, Integer> getObject(CalendarNameProvider calendarNameProvider,
162 Locale locale,
163 String requestID, // calendarType
164 Object... params) {
165 assert params.length == 3;
166 int field = (int) params[0];
167 int style = (int) params[1];
168 boolean cldr = (boolean) params[2];
169
170 // If cldr is true, resources from CLDR have precedence over JRE
171 // native resources.
172 if (cldr && calendarNameProvider instanceof CalendarNameProviderImpl) {
173 Map<String, Integer> map;
174 map = ((CalendarNameProviderImpl)calendarNameProvider)
175 .getCldrDisplayNames(requestID, field, style, locale);
176 return map;
177 }
178 return calendarNameProvider.getDisplayNames(requestID, field, style, locale);
179 }
180 }
181
182 private static class CalendarWeekParameterGetter
183 implements LocaleServiceProviderPool.LocalizedObjectGetter<CalendarDataProvider,
184 Integer> {
185 private static final CalendarWeekParameterGetter INSTANCE =
186 new CalendarWeekParameterGetter();
187
188 @Override
189 public Integer getObject(CalendarDataProvider calendarDataProvider,
190 Locale locale,
191 String requestID, // resource key
192 Object... params) {
193 assert params.length == 0;
194 int value;
195 switch (requestID) {
196 case FIRST_DAY_OF_WEEK:
197 value = calendarDataProvider.getFirstDayOfWeek(locale);
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