update

src/main/java/com/gogirl/application/product/mall/impl/MallCategoryServiceImpl.java

@@ -4,7 +4,6 @@ import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.gogirl.application.product.mall.MallCategoryService;
 import com.gogirl.domain.product.mall.MallCategory;
 import com.gogirl.infrastructure.common.util.ListUtil;
-import com.gogirl.infrastructure.common.util.SerializationUtils;
 import com.gogirl.infrastructure.mapper.order.mall.CategoryMapper;
 import lombok.AllArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -39,12 +38,10 @@ public class MallCategoryServiceImpl extends ServiceImpl<CategoryMapper, MallCat
 
         for (MallCategory mallCategory : list) {
             if (mallCategory.getId().equals(subTreeId)) {
-                if (ListUtil.isNotEmpty(mallCategory.getChildList())) {
-                    List<MallCategory> clone = SerializationUtils.clone((new ArrayList<>(mallCategory.getChildList())));
-                    if (ListUtil.isNotEmpty(clone)) {
-                        return clone;
-                    }
+                if (ListUtil.isEmpty(mallCategory.getChildList())) {
+                    return new ArrayList<>();
                 }
+                return mallCategory.getChildList();
             } else if (ListUtil.isNotEmpty(mallCategory.getChildList())) {
                 this.findSubTree(mallCategory.getChildList(), subTreeId);
             }