QueueUserWorkItemCallbackDefaultContext.cs

Go to the documentation of this file.

namespace System.Threading;
 
internal sealed class QueueUserWorkItemCallbackDefaultContext : QueueUserWorkItemCallbackBase
{
    private WaitCallback _callback;
 
    private readonly object _state;
 
    internal QueueUserWorkItemCallbackDefaultContext(WaitCallback callback, object state)
    {
        _callback = callback;
        _state = state;
    }
 
    public override void Execute()
    {
        base.Execute();
        WaitCallback callback = _callback;
        _callback = null;
        callback(_state);
    }
}
internal sealed class QueueUserWorkItemCallbackDefaultContext<TState> : QueueUserWorkItemCallbackBase
{
    private Action<TState> _callback;
 
    private readonly TState _state;
 
    internal QueueUserWorkItemCallbackDefaultContext(Action<TState> callback, TState state)
    {
        _callback = callback;
        _state = state;
    }
 
    public override void Execute()
    {
        base.Execute();
        Action<TState> callback = _callback;
        _callback = null;
        callback(_state);
    }
}