删除

abi-cloud-qr-platform-server/src/main/java/com/abi/qms/platform/Demo.java

@@ -1,40 +0,0 @@
-package com.abi.qms.platform;
-
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.time.Instant;
-import java.time.LocalDateTime;
-import java.time.ZoneId;
-import java.util.Calendar;
-import java.util.Date;
-
-/**
- * @author lu
- * @date 2021年06月09日 11:53
- */
-public class Demo {
-    private static final DateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
-    public static void main(String[] args) {
-        Date now = new Date();
-        System.out.println("当前日期：" + DATE_FORMAT.format(now));
-        LocalDateTime newDate = stepMonth(now, -4);
-        System.out.println(newDate+"======");
-        System.out.println("当前时间前4个月的日期：" + DATE_FORMAT.format(newDate));
-    }
-    /**
-     * 在给定的日期加上或减去指定月份后的日期
-     *
-     * @param sourceDate 原始时间
-     * @param month      要调整的月份，向前为负数，向后为正数
-     * @return
-     */
-    public static LocalDateTime stepMonth(Date sourceDate, int month) {
-        Calendar c = Calendar.getInstance();
-        c.setTime(sourceDate);
-        c.add(Calendar.MONTH, month);
-        Instant instant = c.getTime().toInstant();
-        ZoneId zoneId = ZoneId.systemDefault();
-        LocalDateTime localDateTime = instant.atZone(zoneId).toLocalDateTime();
-        return localDateTime;
-    }
-}