diff --git a/mall-common/src/main/java/com/suisung/mall/common/utils/CommonUtil.java b/mall-common/src/main/java/com/suisung/mall/common/utils/CommonUtil.java
index 7ccb6d9c..635cd960 100644
--- a/mall-common/src/main/java/com/suisung/mall/common/utils/CommonUtil.java
+++ b/mall-common/src/main/java/com/suisung/mall/common/utils/CommonUtil.java
@@ -509,7 +509,19 @@ public class CommonUtil {
         }
         return tpl_label;
     }
-
+    /**
+     * 为URL添加域名前缀（如果URL不是以http/https开头）
+     *
+     * @param imageDomain 图片域名
+     * @param url         图片URL
+     * @return 添加域名前缀后的URL
+     */
+    public static String addDomainPrefix(String imageDomain, String url) {
+        if (url == null || url.startsWith("http://") || url.startsWith("https://")) {
+            return url;
+        }
+        return imageDomain + (url.startsWith("/") ? url : "/" + url);
+    }
 
     public static void main(String[] args) {
         System.out.println("测试1分钱分配:");