1 files changed, 73 insertions, 0 deletions
diff --git a/src/mscorlib/shared/System/OperationCanceledException.cs b/src/mscorlib/shared/System/OperationCanceledException.cs
new file mode 100644
index 0000000000..2c7654854f
--- /dev/null
+++ b/src/mscorlib/shared/System/OperationCanceledException.cs
@@ -0,0 +1,73 @@
+// Licensed to the .NET Foundation under one or more agreements.
+// The .NET Foundation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+/*============================================================
+**
+**
+**
+** Purpose: Exception for cancelled IO requests.
+**
+**
+===========================================================*/
+
+using System;
+using System.Runtime.Serialization;
+using System.Threading;
+
+namespace System
+{
+    public class OperationCanceledException : SystemException
+    {
+        [NonSerialized]
+        private CancellationToken _cancellationToken;
+
+        public CancellationToken CancellationToken
+        {
+            get { return _cancellationToken; }
+            private set { _cancellationToken = value; }
+        }
+
+        public OperationCanceledException()
+            : base(SR.OperationCanceled)
+        {
+            HResult = __HResults.COR_E_OPERATIONCANCELED;
+        }
+
+        public OperationCanceledException(String message)
+            : base(message)
+        {
+            HResult = __HResults.COR_E_OPERATIONCANCELED;
+        }
+
+        public OperationCanceledException(String message, Exception innerException)
+            : base(message, innerException)
+        {
+            HResult = __HResults.COR_E_OPERATIONCANCELED;
+        }
+
+
+        public OperationCanceledException(CancellationToken token)
+            : this()
+        {
+            CancellationToken = token;
+        }
+
+        public OperationCanceledException(String message, CancellationToken token)
+            : this(message)
+        {
+            CancellationToken = token;
+        }
+
+        public OperationCanceledException(String message, Exception innerException, CancellationToken token)
+            : this(message, innerException)
+        {
+            CancellationToken = token;
+        }
+
+        protected OperationCanceledException(SerializationInfo info, StreamingContext context) : base(info, context)
+        {
+            throw new PlatformNotSupportedException();
+        }
+    }
+}