switch

Author: adamsitnik

src/libraries/System.Resources.Extensions/src/System/Resources/Extensions/DeserializingResourceReader.cs

@@ -3,6 +3,7 @@
 
 using System.ComponentModel;
 using System.IO;
+using System.Resources.Extensions.BinaryFormat;
 using System.Runtime.Serialization;
 using System.Runtime.Serialization.Formatters.Binary;
 
@@ -12,11 +13,6 @@ public partial class DeserializingResourceReader
     {
         private bool _assumeBinaryFormatter;
 
-// Issue https://github.com/dotnet/runtime/issues/39292 tracks finding an alternative to BinaryFormatter
-#pragma warning disable SYSLIB0011
-        private BinaryFormatter? _formatter;
-#pragma warning restore SYSLIB0011
-
         private bool ValidateReaderType(string readerType)
         {
             // our format?
@@ -41,12 +37,13 @@ private bool ValidateReaderType(string readerType)
 #pragma warning disable SYSLIB0011
         private object ReadBinaryFormattedObject()
         {
-            _formatter ??= new BinaryFormatter()
-            {
-                Binder = new UndoTruncatedTypeNameSerializationBinder()
-            };
+            BinaryFormattedObject binaryFormattedObject = new BinaryFormattedObject(_store.BaseStream,
+                new BinaryFormattedObject.Options()
+                {
+                    Binder = new UndoTruncatedTypeNameSerializationBinder()
+                });
 
-            return _formatter.Deserialize(_store.BaseStream);
+            return binaryFormattedObject.Deserialize();
         }
 #pragma warning restore SYSLIB0011