From bdad0811ba5ef406af2587faccbd7d4ff69a4769 Mon Sep 17 00:00:00 2001
From: kenyamat <kmatsumoto@mdsol.com>
Date: Tue, 16 Oct 2018 11:56:45 +0900
Subject: [PATCH] use ConfigureAwait(false)

---
 CHANGELOG.md                                   | 3 +++
 src/Medidata.MAuth.Core/MAuthCoreExtensions.cs | 8 ++++----
 src/Medidata.MAuth.Core/MAuthSigningHandler.cs | 2 +-
 version.props                                  | 2 +-
 4 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c204393..ff31284 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 # Changes in Medidata.MAuth
 
+## v3.1.1
+- **[Core]** Added `ConfigureAwait(false)` avoiding any possible deadlocks.
+
 ## v3.1.0
 - **[Core]** Added a new extension method to the utilities which will authenticate a `HttpRequestMessage` with the
 provided options.
diff --git a/src/Medidata.MAuth.Core/MAuthCoreExtensions.cs b/src/Medidata.MAuth.Core/MAuthCoreExtensions.cs
index 86a35fd..270fbad 100644
--- a/src/Medidata.MAuth.Core/MAuthCoreExtensions.cs
+++ b/src/Medidata.MAuth.Core/MAuthCoreExtensions.cs
@@ -35,7 +35,7 @@ internal static class MAuthCoreExtensions
         public static async Task<string> CalculatePayload(
             this HttpRequestMessage request, PrivateKeyAuthenticationInfo authInfo)
         {
-            var unsignedData = await request.GetSignature(authInfo);
+            var unsignedData = await request.GetSignature(authInfo).ConfigureAwait(false);
             var signer = new Pkcs1Encoding(new RsaEngine());
             signer.Init(true, authInfo.PrivateKey.AsCipherParameters());
 
@@ -77,7 +77,7 @@ public static async Task<byte[]> GetSignature(this HttpRequestMessage request, A
             {
                 request.Method.Method.ToBytes(), Constants.NewLine,
                 request.RequestUri.AbsolutePath.ToBytes(), Constants.NewLine,
-                (request.Content != null ? await request.Content.ReadAsByteArrayAsync() : new byte[] { }),
+                (request.Content != null ? await request.Content.ReadAsByteArrayAsync().ConfigureAwait(false) : new byte[] { }),
                 Constants.NewLine,
                 authInfo.ApplicationUuid.ToHyphenString().ToBytes(), Constants.NewLine,
                 authInfo.SignedTime.ToUnixTimeSeconds().ToString().ToBytes()
@@ -127,7 +127,7 @@ public async static Task<HttpRequestMessage> AddAuthenticationInfo(
         {
             var authHeader =
                 $"MWS {authInfo.ApplicationUuid.ToHyphenString()}:" +
-                $"{await request.CalculatePayload(authInfo)}";
+                $"{await request.CalculatePayload(authInfo).ConfigureAwait(false)}";
 
             request.Headers.Add(Constants.MAuthHeaderKey, authHeader);
             request.Headers.Add(Constants.MAuthTimeHeaderKey, authInfo.SignedTime.ToUnixTimeSeconds().ToString());
@@ -159,7 +159,7 @@ public static Task<HttpRequestMessage> Sign(
         /// <returns>A Task object which will result the application information when it completes.</returns>
         public async static Task<ApplicationInfo> FromResponse(this HttpContent content)
         {
-            var jsonObject = JObject.Parse(await content.ReadAsStringAsync());
+            var jsonObject = JObject.Parse(await content.ReadAsStringAsync().ConfigureAwait(false));
 
             return jsonObject.GetValue("security_token").ToObject<ApplicationInfo>();
         }
diff --git a/src/Medidata.MAuth.Core/MAuthSigningHandler.cs b/src/Medidata.MAuth.Core/MAuthSigningHandler.cs
index 4492b01..cc944b2 100644
--- a/src/Medidata.MAuth.Core/MAuthSigningHandler.cs
+++ b/src/Medidata.MAuth.Core/MAuthSigningHandler.cs
@@ -54,7 +54,7 @@ protected async override Task<HttpResponseMessage> SendAsync(
                 InnerHandler = new HttpClientHandler();
 
             return await base
-                .SendAsync(await request.Sign(options), cancellationToken)
+                .SendAsync(await request.Sign(options).ConfigureAwait(false), cancellationToken)
                 .ConfigureAwait(continueOnCapturedContext: false);
         }
     }
diff --git a/version.props b/version.props
index 9a8155d..78afc83 100644
--- a/version.props
+++ b/version.props
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <Project>
   <PropertyGroup>
-    <Version>3.1.0</Version>
+    <Version>3.1.1</Version>
   </PropertyGroup>
 </Project>