Merge branch 'txb'

tangxiaobao

2021-08-13 8a6375edade9f1edc194a0381369fe94e56c13c7

 springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java

@@ -840,6 +840,31 @@
        return sdf.format(today.getTime());
    }

    /**
     * 日期转周
     *
     * @param datetime
     * @return
     */
    public static String dateToWeek(String datetime) {
        SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd");
        String[] weekDays = { "周日", "周一", "周二", "周三", "周四", "周五", "周六" };
        Calendar cal = Calendar.getInstance(); // 获得一个日历
        Date datet = null;
        try {
            if (StringUtils.isNotEmpty(datetime)) {
                datet = f.parse(datetime);
                cal.setTime(datet);
            }
        } catch (ParseException e) {
            e.printStackTrace();
        }
        int w = cal.get(Calendar.DAY_OF_WEEK) - 1; // 指示一个周中的某天。
        if (w < 0)
            w = 0;
        return weekDays[w];
    }



    public static void main(String[]args)throws Exception{