1

Yes.Domain/Core/Exceptions/AccessDeniedException.cs

@@ -0,0 +1,22 @@
+namespace Yes.Domain.Core.Exceptions
+{
+    public class AccessDeniedException : BaseException
+    {
+
+        public AccessDeniedException()
+            : base("访问被拒绝：没有足够的权限执行此操作。")
+        {
+        }
+
+        public AccessDeniedException(string message)
+            : base(message)
+        {
+        }
+
+        public AccessDeniedException(string resourceName, string requiredPermission)
+            : this($"访问被拒绝：对资源 '{resourceName}' 需要权限 '{requiredPermission}'。")
+        {
+
+        }
+    }
+}

Yes.Domain/Core/Exceptions/CategoryNotExistsException.cs

@@ -1,6 +1,6 @@
 namespace Yes.Domain.Core.Exceptions
 {
-    public class CategoryNotExistsException : Exception
+    public class CategoryNotExistsException : BaseException
     {
         public CategoryNotExistsException(int categoryId) : base($"分类id{categoryId}不存在！")
         {

Yes.Domain/Core/Exceptions/DeleteCategoryException.cs

@@ -0,0 +1,15 @@
+namespace Yes.Domain.Core.Exceptions
+{
+    public class DeleteCategoryException : BaseException
+    {
+        public DeleteCategoryException(string message) : base(message)
+        {
+
+        }
+
+        public DeleteCategoryException() : base($"删除分类失败！")
+        {
+
+        }
+    }
+}