/// <summary>
/// Call back to add the kernel to the available child kernels
/// </summary>
/// <param name="kernelWrapper">The wrapped kernel to mark available</param>
private void AddFreeChildKernels(IKernelWrapper kernelWrapper)
{
lock (this.obj)
{
this.availableChildKernels.Enqueue(kernelWrapper);
}
}
/// <summary>
/// Gets a child kernel for event. Child kernels are re-used to help with performance since creating child kernels for every event causes performance issues.
/// </summary>
/// <param name="evnt">The event that the kernel will have context of.</param>
/// <returns>A kernel wrapper that wraps the actual kernel.</returns>
public IKernelWrapper CreateChildKernel(Event evnt)
{
lock (this.obj)
{
// Attempt to get an available child kernel to re-use or create a new one if none exist
IKernelWrapper eventKernelWrapper = null;
while (eventKernelWrapper == null)
{
eventKernelWrapper = this.availableChildKernels.Any()
? this.availableChildKernels.Dequeue()
: this.CreateNewChildKernel();
}
// Rebind the log context for the current event
eventKernelWrapper.Kernel.Rebind <ILogContext>().ToConstant(new LogContext(evnt));
return(eventKernelWrapper);
}
}
