/**
* Static initialization of the predefined calendars found in the lib/calendars.properties file.
*/
static {
try {
calendarProperties = j86.sun.util.calendar.BaseCalendar.getCalendarProperties();
} catch (IOException ioe) {
throw new InternalError("Can't initialize lib/calendars.properties", ioe);
}
try {
INSTANCE = new HijrahChronology("Hijrah-umalqura");
// Register it by its aliases
AbstractChronology.registerChrono(INSTANCE, "Hijrah");
AbstractChronology.registerChrono(INSTANCE, "islamic");
} catch (DateTimeException ex) {
// Absence of Hijrah calendar is fatal to initializing this class.
PlatformLogger logger = PlatformLogger.getLogger("j86.java.time.chrono");
logger.severe("Unable to initialize Hijrah calendar: Hijrah-umalqura", ex);
throw new RuntimeException("Unable to initialize Hijrah-umalqura calendar", ex.getCause());
}
registerVariants();
}
/**
* For each Hijrah variant listed, create the HijrahChronology and register it. Exceptions during
* initialization are logged but otherwise ignored.
*/
private static void registerVariants() {
for (String name : calendarProperties.stringPropertyNames()) {
if (name.startsWith(PROP_PREFIX)) {
String id = name.substring(PROP_PREFIX.length());
if (id.indexOf('.') >= 0) {
continue; // no name or not a simple name of a calendar
}
if (id.equals(INSTANCE.getId())) {
continue; // do not duplicate the default
}
try {
// Create and register the variant
HijrahChronology chrono = new HijrahChronology(id);
AbstractChronology.registerChrono(chrono);
} catch (DateTimeException ex) {
// Log error and continue
PlatformLogger logger = PlatformLogger.getLogger("j86.java.time.chrono");
logger.severe("Unable to initialize Hijrah calendar: " + id, ex);
}
}
}
}
