获取现在时刻

        long now = System.currentTimeMillis();
        Date date = new Date(now);

        int year = date.getYear();
        int month = date.getMonth();
        int week = date.getDay();
        int day = date.getDate();

        String str = year+1900+"年"+(month+1)+"月"+day+"日"+"周"+week ;
        System.out.println(str);