添加 UnauthorizedException

Apewer/UnauthorizedException.cs

@@ -0,0 +1,46 @@
+using System;
+
+namespace Apewer
+{
+
+    /// <summary>表示未授权的错误。</summary>
+    /// <remarks>默认消息：Operation is not authorized.</remarks>
+    public class UnauthorizedException : Exception
+    {
+
+        static string _default = FixMessage(null);
+
+        static string FixMessage(string message)
+        {
+            const string Preset = "Operation is not authorized.";
+            if (message != null)
+            {
+                message = message.Trim();
+                if (!string.IsNullOrEmpty(message)) return message;
+            }
+
+            return Preset;
+        }
+
+        /// <summary>获取或设置默认消息。</summary>
+        public static string DefaultMessage { get => _default; set => _default = FixMessage(value); }
+
+        /// <summary>状态。</summary>
+        /// <value>Unauthorized</value>
+        public virtual string Status { get => "Unauthorized"; }
+
+        /// <summary>表示未授权的错误，此时应在前端发起授权。</summary>
+        /// <remarks>默认消息：Operation is not authorized.</remarks>
+        public UnauthorizedException() : base(DefaultMessage) { }
+
+        /// <summary>表示未授权的错误，此时应在前端发起授权。</summary>
+        /// <remarks>默认消息：Operation is not authorized.</remarks>
+        public UnauthorizedException(string message) : base(FixMessage(message)) { }
+
+        /// <summary>表示未授权的错误，此时应在前端发起授权。</summary>
+        /// <remarks>默认消息：Operation is not authorized.</remarks>
+        public UnauthorizedException(string message, Exception innerException) : base(FixMessage(message), innerException) { }
+
+    }
+
+}