From 2176af7edd14d5797358091725b3e0da637c72a0 Mon Sep 17 00:00:00 2001
From: Stephen Halter <halter73@gmail.com>
Date: Tue, 6 Jun 2017 15:27:13 -0700
Subject: [PATCH] Add IHttpMaxRequestBodySizeFeature.IsReadOnly (#858)

---
 .../IHttpMaxRequestBodySizeFeature.cs                      | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/Microsoft.AspNetCore.Http.Features/IHttpMaxRequestBodySizeFeature.cs b/src/Microsoft.AspNetCore.Http.Features/IHttpMaxRequestBodySizeFeature.cs
index 114009b00f..c02000c72a 100644
--- a/src/Microsoft.AspNetCore.Http.Features/IHttpMaxRequestBodySizeFeature.cs
+++ b/src/Microsoft.AspNetCore.Http.Features/IHttpMaxRequestBodySizeFeature.cs
@@ -8,6 +8,13 @@ namespace Microsoft.AspNetCore.Http.Features
     /// </summary>
     public interface IHttpMaxRequestBodySizeFeature
     {
+        /// <summary>
+        /// Indicates whether <see cref="MaxRequestBodySize"/> is read-only.
+        /// If true, this could mean that the request body has already been read from
+        /// or that <see cref="IHttpUpgradeFeature.UpgradeAsync"/> was called.
+        /// </summary>
+        bool IsReadOnly { get; }
+
         /// <summary>
         /// The maximum allowed size of the current request body in bytes.
         /// When set to null, the maximum request body size is unlimited.