SerialDisposableValue
Represents a disposable resource whose underlying disposable resource can be replaced by another disposable resource, causing automatic disposal of the previous underlying disposable resource.
using System.Runtime.CompilerServices;
using System.Threading;
namespace System.Reactive.Disposables
{
[System.Runtime.CompilerServices.NullableContext(2)]
[System.Runtime.CompilerServices.Nullable(0)]
internal struct SerialDisposableValue : ICancelable, IDisposable
{
private IDisposable _current;
public bool IsDisposed => Volatile.Read(ref _current) == BooleanDisposable.True;
public IDisposable Disposable {
get {
return System.Reactive.Disposables.Disposable.GetValue(ref _current);
}
set {
System.Reactive.Disposables.Disposable.TrySetSerial(ref _current, value);
}
}
[System.Runtime.CompilerServices.NullableContext(1)]
public bool TrySetFirst(IDisposable disposable)
{
return System.Reactive.Disposables.Disposable.TrySetSingle(ref _current, disposable) == TrySetSingleResult.Success;
}
public void Dispose()
{
System.Reactive.Disposables.Disposable.Dispose(ref _current);
}
}
}