/// <summary>
/// Stops tracking the specified .NET object reference.
/// This overload is typically invoked from .NET code by <see cref="DotNetObjectRef.Dispose"/>.
/// </summary>
/// <param name="dotNetObjectRef">The <see cref="DotNetObjectRef"/>.</param>
public void ReleaseDotNetObject(DotNetObjectRef dotNetObjectRef)
{
lock (_storageLock)
{
if (_trackedIdsByRef.TryGetValue(dotNetObjectRef, out var dotNetObjectId))
{
_trackedRefsById.Remove(dotNetObjectId);
_trackedIdsByRef.Remove(dotNetObjectRef);
}
}
}
public Task NotifiesAssociatedJsRuntimeOfDisposal() => WithJSRuntime(jsRuntime =>
{
// Arrange
var objRef = DotNetObjectRef.Create(new object());
// Act
objRef.Dispose();
// Assert
var ex = Assert.Throws <ArgumentException>(() => jsRuntime.ObjectRefManager.FindDotNetObject(objRef.ObjectId));
Assert.StartsWith("There is no tracked object with id '1'.", ex.Message);
});
private void EnsureDotNetObjectTracked(DotNetObjectRef dotNetObjectRef, out long dotNetObjectId)
{
dotNetObjectRef.EnsureAttachedToJsRuntime(_jsRuntime);
lock (_storageLock)
{
// Assign an ID only if it doesn't already have one
if (!_trackedIdsByRef.TryGetValue(dotNetObjectRef, out dotNetObjectId))
{
dotNetObjectId = _nextId++;
_trackedRefsById.Add(dotNetObjectId, dotNetObjectRef);
_trackedIdsByRef.Add(dotNetObjectRef, dotNetObjectId);
}
}
}
/// <inheritdoc /> public void UntrackObjectRef(DotNetObjectRef dotNetObjectRef) => ArgSerializerStrategy.ReleaseDotNetObject(dotNetObjectRef);
public override void Write(Utf8JsonWriter writer, DotNetObjectRef <TValue> value, JsonSerializerOptions options)
{
writer.WriteStartObject();
writer.WriteNumber(DotNetObjectRefKey, value.ObjectId);
writer.WriteEndObject();
}
public Task CanAccessValue() => WithJSRuntime(_ =>
{
var obj = new object();
Assert.Same(obj, DotNetObjectRef.Create(obj).Value);
});