Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

external/referencesource/System.IdentityModel/System/IdentityModel/BufferManagerOutputStream.cs

@@ -0,0 +1,47 @@
+//------------------------------------------------------------
+// Copyright (c) Microsoft Corporation.  All rights reserved.
+//------------------------------------------------------------
+
+namespace System.IdentityModel
+{
+    using System;
+    using System.Runtime;
+
+    class BufferManagerOutputStream : BufferedOutputStream
+    {
+        string quotaExceededString;
+
+        public BufferManagerOutputStream(string quotaExceededString)
+            : base()
+        {
+            this.quotaExceededString = quotaExceededString;
+        }
+
+        public BufferManagerOutputStream(string quotaExceededString, int maxSize)
+            : base(maxSize)
+        {
+            this.quotaExceededString = quotaExceededString;
+        }
+
+        public BufferManagerOutputStream(string quotaExceededString, int initialSize, int maxSize, BufferManager bufferManager)
+            : base(initialSize, maxSize, BufferManager.GetInternalBufferManager(bufferManager))
+        {
+            this.quotaExceededString = quotaExceededString;
+        }
+
+        public void Init(int initialSize, int maxSizeQuota, BufferManager bufferManager)
+        {
+            Init(initialSize, maxSizeQuota, maxSizeQuota, bufferManager);
+        }
+
+        public void Init(int initialSize, int maxSizeQuota, int effectiveMaxSize, BufferManager bufferManager)
+        {
+            base.Reinitialize(initialSize, maxSizeQuota, effectiveMaxSize, BufferManager.GetInternalBufferManager(bufferManager));
+        }
+
+        protected override Exception CreateQuotaExceededException(int maxSizeQuota)
+        {
+            return new LimitExceededException(SR.GetString(this.quotaExceededString, maxSizeQuota));
+        }
+    }
+}