GregorianDate

constructor(    year: Int = definedExternally,     month: Int = definedExternally,     day: Int = definedExternally,     hour: Int = definedExternally,     minute: Int = definedExternally,     second: Int = definedExternally,     millisecond: Int = definedExternally,     isLeapSecond: Boolean = definedExternally)(source)