Groovy中的每周日期

import java.time.DayOfWeek

DayOfWeek dayOfWeek = DayOfWeek.MONDAY

switch (dayOfWeek) {
    case DayOfWeek.MONDAY:
        println("今天是星期一")
        break
    case DayOfWeek.TUESDAY:
        println("今天是星期二")
        break
    case DayOfWeek.WEDNESDAY:
        println("今天是星期三")
        break
    case DayOfWeek.THURSDAY:
        println("今天是星期四")
        break
    case DayOfWeek.FRIDAY:
        println("今天是星期五")
        break
    case DayOfWeek.SATURDAY:
        println("今天是星期六")
        break
    case DayOfWeek.SUNDAY:
        println("今天是星期日")
        break
}