java Calendar 事件处理

获取当前时间的年月日时分秒

Calendar calendar = Calendar.getInstance();
  System.out.println("年"+calendar.get(Calendar.YEAR));
  System.out.println("月"+(calendar.get(Calendar.MONTH)+1));
  System.out.println("日"+calendar.get(Calendar.DAY_OF_MONTH));
  System.out.println("时"+calendar.get(Calendar.HOUR_OF_DAY));
  System.out.println("分"+calendar.get(Calendar.MINUTE));
  System.out.println("秒"+calendar.get(Calendar.SECOND));
  System.out.println("星期"+(calendar.get(Calendar.DAY_OF_WEEK)-1));