1 files changed, 62 insertions, 0 deletions
diff --git a/src/csharp/Grpc.Core/Internal/DefaultSerializationContext.cs b/src/csharp/Grpc.Core/Internal/DefaultSerializationContext.cs
new file mode 100644
index 0000000000..cceb194879
--- /dev/null
+++ b/src/csharp/Grpc.Core/Internal/DefaultSerializationContext.cs
@@ -0,0 +1,62 @@
+#region Copyright notice and license
+
+// Copyright 2018 The gRPC Authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#endregion
+
+using Grpc.Core.Utils;
+using System.Threading;
+
+namespace Grpc.Core.Internal
+{
+    internal class DefaultSerializationContext : SerializationContext
+    {
+        static readonly ThreadLocal<DefaultSerializationContext> threadLocalInstance =
+            new ThreadLocal<DefaultSerializationContext>(() => new DefaultSerializationContext(), false);
+
+        bool isComplete;
+        byte[] payload;
+
+        public DefaultSerializationContext()
+        {
+            Reset();
+        }
+
+        public override void Complete(byte[] payload)
+        {
+            GrpcPreconditions.CheckState(!isComplete);
+            this.isComplete = true;
+            this.payload = payload;
+        }
+
+        internal byte[] GetPayload()
+        {
+            return this.payload;
+        }
+
+        public void Reset()
+        {
+            this.isComplete = false;
+            this.payload = null;
+        }
+
+        public static DefaultSerializationContext GetInitializedThreadLocal()
+        {
+            var instance = threadLocalInstance.Value;
+            instance.Reset();
+            return instance;
+        }
+    }
+}