manailin
2021-06-27 c3a5a9ae94e5604160f0ba4ac6148934db84f26b
springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java
@@ -34,6 +34,8 @@
    public static DateTimeFormatter format_ymd_String = DateTimeFormatter.ofPattern("yyMMdd");
    public static SimpleDateFormat yyyyMM_format = new SimpleDateFormat("yyyy-MM");
    /**
@@ -124,6 +126,13 @@
        return now;
    }
    /**
     * 返回当前事件的时间戳
     * @return
     */
    public static Long getCurrentDateTimeStamp(){
       return LocalDateTime.now().toInstant(ZoneOffset.of("+8")).toEpochMilli();
    }
    /**
     * 获取当前时间字符串,格式为yyyy-MM-dd HH:mm:ss
     * @return
@@ -711,16 +720,43 @@
        return cal.getTime();
    }
   public static Date getDateM(Date start, int min) {
        Calendar date1 = Calendar.getInstance();
        date1.setTime(start);
        date1.add(Calendar.MONTH, min);
        return date1.getTime();
    }
    public static Date parseDateYM(String str) {
        try {
            return yyyyMM_format.parse(str);
        } catch (ParseException e) {
            e.printStackTrace();
        }
        return null;
    }
    public static int getMonth(Date date){
        Calendar instance = Calendar.getInstance();
        instance.setTime(date);
        return instance.get(Calendar.MONTH);
    }
    public static boolean before(Date start, Date end){
        Calendar date1 = Calendar.getInstance();
        date1.setTime(start);
        Calendar date2 = Calendar.getInstance();
        date2.setTime(end);
        return date1.before(date2);
    }
    public static void main(String[]args)throws Exception{
        isValidDate("2020/12/4");
//        Date date= new Date();
//        Date after = new Date();
//        System.out.println(calTimeDifference(date,after));
        System.out.println(getYearMonthStart(2021,2));
    }
}