订单详情页新增退款信息

jsowell-common/src/main/java/com/jsowell/common/util/DateUtils.java

@@ -1,7 +1,6 @@
 package com.jsowell.common.util;
 
 import com.google.common.collect.Lists;
-import com.google.common.collect.Maps;
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;
@@ -14,11 +13,7 @@ import java.lang.management.ManagementFactory;
 import java.text.DateFormat;
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
-import java.time.Instant;
-import java.time.LocalDate;
-import java.time.LocalDateTime;
-import java.time.LocalTime;
-import java.time.ZoneId;
+import java.time.*;
 import java.time.format.DateTimeFormatter;
 import java.time.temporal.ChronoUnit;
 import java.util.*;
@@ -973,4 +968,19 @@ public class DateUtils extends org.apache.commons.lang3.time.DateUtils {
         String lastDayOfMonth = sdf.format(cale.getTime());
         return lastDayOfMonth;
     }
+
+    /**
+     * 时间戳 转 LocalDateTime
+     * @param timestamp 时间戳（单位：毫秒）
+     * @return
+     */
+    public static LocalDateTime timestampToDatetime(long timestamp){
+        Instant instant = Instant.ofEpochMilli(timestamp);
+        return LocalDateTime.ofInstant(instant, ZoneId.systemDefault());
+    }
+
+    public static long datetimeToTimestamp(LocalDateTime localDateTime){
+        long timestamp = localDateTime.toInstant(ZoneOffset.of("+8")).toEpochMilli();
+        return timestamp;
+    }
 }