修改请求头获取年份字符串是"null"的处理

mall-server-api/src/main/java/com/gree/mall/manager/utils/CommonUtils.java

@@ -2,6 +2,7 @@ package com.gree.mall.manager.utils;
 
 
 import cn.hutool.core.date.DateUtil;
+import cn.hutool.core.util.StrUtil;
 import com.gree.mall.manager.bean.admin.AdminWebsitBean;
 import com.gree.mall.manager.commonmapper.WebsitMapper;
 import com.gree.mall.manager.constant.DailyConstant;
@@ -125,7 +126,7 @@ public class CommonUtils {
      */
     public static String getYear(HttpServletRequest request){
         String orderYear = request.getHeader("orderYear");
-        if(StringUtils.isBlank(orderYear)){
+        if(StrUtil.isBlankOrUndefined(orderYear)){
             return "";
         }
         if (String.valueOf(DateUtil.year(DateUtil.date())).equals(orderYear)) {