[For Testing] Bundled Memory Changes

src/Microsoft.AspNet.Server.Kestrel/Http/DateHeaderValueManager.cs

@@ -2,6 +2,7 @@
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
+using System.Text;
 using System.Threading;
 using Microsoft.AspNet.Server.Kestrel.Infrastructure;
 
@@ -17,6 +18,9 @@ public class DateHeaderValueManager : IDisposable
         private readonly TimeSpan _timerInterval;
 
         private volatile string _dateValue;
+        private volatile bool _activeDateBytes;
+        private readonly byte[] _dateBytes0 = Encoding.ASCII.GetBytes("DDD, dd mmm yyyy hh:mm:ss GMT");
+        private readonly byte[] _dateBytes1 = Encoding.ASCII.GetBytes("DDD, dd mmm yyyy hh:mm:ss GMT");
         private object _timerLocker = new object();
         private bool _isDisposed = false;
         private bool _hadRequestsSinceLastTimerTick = false;
@@ -62,6 +66,12 @@ public virtual string GetDateHeaderValue()
             return _dateValue ?? _systemClock.UtcNow.ToString(Constants.RFC1123DateFormat);
         }
 
+        public byte[] GetDateHeaderValueBytes()
+        {
+            PumpTimer();
+            return _activeDateBytes ? _dateBytes0 : _dateBytes1;
+        }
+
         /// <summary>
         /// Releases all resources used by the current instance of <see cref="DateHeaderValueManager"/>.
         /// </summary>
@@ -92,6 +102,8 @@ private void PumpTimer()
                         // here as the timer won't fire until the timer interval has passed and we want a value assigned
                         // inline now to serve requests that occur in the meantime.
                         _dateValue = _systemClock.UtcNow.ToString(Constants.RFC1123DateFormat);
+                        Encoding.ASCII.GetBytes(_dateValue, 0, _dateValue.Length, !_activeDateBytes ? _dateBytes0 : _dateBytes1, 0);
+                        _activeDateBytes = !_activeDateBytes;
                         _dateValueTimer = new Timer(UpdateDateValue, state: null, dueTime: _timerInterval, period: _timerInterval);
                     }
                 }
@@ -105,6 +117,8 @@ private void UpdateDateValue(object state)
 
             // See http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.18 for required format of Date header
             _dateValue = now.ToString(Constants.RFC1123DateFormat);
+            Encoding.ASCII.GetBytes(_dateValue, 0, _dateValue.Length, !_activeDateBytes ? _dateBytes0 : _dateBytes1, 0);
+            _activeDateBytes = !_activeDateBytes;
 
             if (_hadRequestsSinceLastTimerTick)
             {