达人头像为空

@@ -80,7 +80,7 @@ public class ImagesHelper {
      *
      */
     public static String getHeadImageUrl(String url) {
-        if (url == null) {
+        if (StringUtils.isBlank(url)) {
             return null;
         }
         return url + "?imageView2/{mode}/w/{width}/h/{height}";