update

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

@@ -3,7 +3,6 @@ package com.gogirl.application.product.mall.impl;
 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.mapper.order.mall.CategoryMapper;
 import lombok.AllArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -25,7 +24,9 @@ public class MallCategoryServiceImpl extends ServiceImpl<CategoryMapper, MallCat
     @Override
     public List<MallCategory> getCategoryList(Long categoryId) {
         List<MallCategory> list = this.getCategoryTreeList();
-        return findSubTree(list, categoryId);
+        List<MallCategory> result = new ArrayList<>();
+        findSubTree(list, categoryId, result);
+        return result;
     }
 
     /**
@@ -34,19 +35,17 @@ public class MallCategoryServiceImpl extends ServiceImpl<CategoryMapper, MallCat
      * @param list
      * @param subTreeId
      */
-    private List<MallCategory> findSubTree(List<MallCategory> list, Long subTreeId) {
+    private void findSubTree(List<MallCategory> list, Long subTreeId, List<MallCategory> result) {
 
         for (MallCategory mallCategory : list) {
+            if (mallCategory.getChildList() == null) {
+                mallCategory.setChildList(new ArrayList<>());
+            }
             if (mallCategory.getId().equals(subTreeId)) {
-                if (ListUtil.isEmpty(mallCategory.getChildList())) {
-                    return new ArrayList<>();
-                }
-                return mallCategory.getChildList();
-            } else if (ListUtil.isNotEmpty(mallCategory.getChildList())) {
-                this.findSubTree(mallCategory.getChildList(), subTreeId);
+                result.addAll(mallCategory.getChildList());
             }
+            findSubTree(mallCategory.getChildList(), subTreeId, result);
         }
-        return new ArrayList<>();
     }
 
     /**

src/main/resources/application.yml

 spring:
   profiles:
-    active: prod
+    active: pre
   servlet:
     #文件上传最大容量
     multipart: