service层逻辑

没细看
>>>分页用的 com.github.pagehelper
也可以用sql limt 或者 ListMap.subList()
>>>@Autowired setter方式注入bean
降低代码入侵性
>>>

src/main/java/icu/mmmc/InventoryProMax/service/CategoryService.java

@@ -81,6 +81,11 @@ public class CategoryService {
         return categoryMapper.del(id) > 0;
     }
 
+    /**
+     * 使用setter方式注入 降低代码入侵性
+     * @param categoryMapper dao层逻辑
+     * @return 注入至本对象
+     */
     @Autowired
     public CategoryService setCategoryMapper(CategoryMapper categoryMapper) {
         this.categoryMapper = categoryMapper;

src/main/java/icu/mmmc/InventoryProMax/service/InventoryService.java

@@ -21,6 +21,7 @@ import java.util.Objects;
  */
 @Service
 public class InventoryService {
+
     private InventoryMapper inventoryMapper;
 
     /**