Merge pull request #252 from qiniu/feat/middleware-and-backup-domains

add middleware and backup domains

Author: bachue

src/Qiniu/Http/HttpCode.cs

@@ -51,6 +51,11 @@ public enum HttpCode
         /// 镜像回源失败
         /// </summary>
         PREFETCH_FAILED = 478,
+        
+        /// <summary>
+        /// 接口未实现
+        /// </summary>
+        NOT_IMPLEMENTED = 501,
 
         /// <summary>
         /// 错误网关
@@ -67,6 +72,11 @@ public enum HttpCode
         /// </summary>
         SERVER_TIME_EXCEED = 504,
 
+        /// <summary>
+        /// 超出带宽限制
+        /// </summary>
+        BANDWIDTH_LIMIT_EXCEEDED = 509,
+        
         /// <summary>
         /// 单个资源访问频率过高
         /// </summary>
@@ -88,15 +98,25 @@ public enum HttpCode
         CONTENT_MODIFIED = 608,
 
         /// <summary>
-        /// 文件不存在
+        /// 文件不存在/指定资源不存在或已被删除
         /// </summary>
         FILE_NOT_EXIST = 612,
 
         /// <summary>
-        /// 文件已存在
+        /// 文件已存在/目标资源已存在
         /// </summary>
         FILE_EXISTS = 614,
 
+        /// <summary>
+        /// 当前操作无法在共享空间执行（被共享的用户进行操作时）
+        /// </summary>
+        INVALID_SHARE_BUCKET = 616,
+
+        /// <summary>
+        /// 当前操作无法在共享空间执行（所有者进行操作时）
+        /// </summary>
+        BUCKET_IS_SHARING = 618,
+
         /// <summary>
         /// 空间数量已达上限
         /// </summary>
@@ -107,6 +127,11 @@ public enum HttpCode
         /// </summary>
         BUCKET_NOT_EXIST = 631,
 
+        /// <summary>
+        /// 共享空间达到上限
+        /// </summary>
+        EXCEED_SHARED_BUCKETS_LIMIT = 632,
+
         /// <summary>
         /// 列举资源(list)使用了非法的marker
         /// </summary>