/// <summary>
/// Push event to this stage. Work may run
/// on callers thread, or a different one depending on
/// the RunInCallerContext property
/// </summary>
/// <param name="callback">Callback</param>
/// <param name="e">Event being queued</param>
protected void PushEvent
(StageWorkerCallback callback, StageEvent e)
{
if (Log.IsDebugEnabled)
{
Log.Debug("Pushing event, current Stage is ["
+ this + "], e is [" + e + "]");
}
var swc = new StageWorkerContext(callback, e);
if (StageThreadPool == null || RunInCallerContext ||
e.RunSynchronous)
{
// run in caller context
try { callback.Invoke(e); }
catch (Exception ex)
{
swc.Exception = ex;
FireStageEvent(new StageExceptionEvent(swc));
}
}
else
{
// push context
StageThreadPool.QueueWork(swc);
}
}
/// <summary>
/// Ctor with init
/// </summary>
/// <param name="cb">The worker callback</param>
/// <param name="e">The state used by worker</param>
public StageWorkerContext
(StageWorkerCallback cb, StageEvent e)
{
StageWorkerCallback = cb;
StageWorkerEvent = e;
}