diff --git a/src/main/java/com/yn/bftl/thirdparty/common/util/DateTimeUtils.java b/src/main/java/com/yn/bftl/thirdparty/common/util/DateTimeUtils.java
index a2d2f63..760c2f1 100644
--- a/src/main/java/com/yn/bftl/thirdparty/common/util/DateTimeUtils.java
+++ b/src/main/java/com/yn/bftl/thirdparty/common/util/DateTimeUtils.java
@@ -7,6 +7,8 @@
 import java.time.Instant;
 import java.time.LocalDateTime;
 import java.time.ZoneId;
+import java.time.ZonedDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.Locale;
 
 /**
@@ -35,4 +37,24 @@
     public static String setDateTimeToRFC3339(String dateStr) {
         return DateUtil.format(Convert.toLocalDateTime(dateStr) ,"yyyy-MM-dd'T'HH:mm:ssXXX");
     }
+
+    public static String getDateTimeToRFC3339(String dateStr ) {
+        return getDateTimeToRFC3339( dateStr,"yyyyMMddHHmmss");
+    }
+
+    public static String getDateTimeToRFC3339(String dateStr, String pattern ) {
+        // 定义日期格式
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern(pattern);
+
+        // 解析原始字符串为 LocalDateTime
+        LocalDateTime localDateTime = LocalDateTime.from(formatter.parse(dateStr));
+
+        // 转换为 系统默认 时区的 ZonedDateTime
+        ZoneId zoneId = ZoneId.systemDefault();
+        ZonedDateTime zonedDateTime = localDateTime.atZone(zoneId);
+
+        // 使用 ISO 8601 标准的 DateTimeFormatter 格式化时间
+        DateTimeFormatter rfc3339Formatter = DateTimeFormatter.ISO_ZONED_DATE_TIME;
+        return zonedDateTime.format(rfc3339Formatter);
+    }
 }