// Licensed to the .NET Foundation under one or more agreements. // The .NET Foundation licenses this file to you under the MIT license. // See the LICENSE file in the project root for more information. using System.Runtime.ConstrainedExecution; namespace System.Threading { public sealed partial class Thread { public ApartmentState GetApartmentState() => ApartmentState.Unknown; private static Exception GetApartmentStateChangeFailedException() => new PlatformNotSupportedException(SR.PlatformNotSupported_COMInterop); private bool TrySetApartmentStateUnchecked(ApartmentState state) => state == GetApartmentState(); public void DisableComObjectEagerCleanup() { } } }