protected void Shutdown()
{
if (m_ignoreShutdownHandler)
{
return;
}
//If the caller did not want to be notified on shutdown
// or they did but the callback failed.
// clear all callbacks and initiate a disposal.
if (!m_disposeOnShutdown && !m_disposeAndWaitCallback.TryInvoke())
{
m_callback.Clear();
m_disposeAndWaitCallback.Clear();
StartDisposal();
}
}
/// <summary>
/// Callback from <see cref="SharedTimerScheduler"/>.
/// </summary>
/// <param name="state">The time that the callback was signaled.</param>
private void TimerCallback(DateTime state)
{
if (!m_enabled)
{
return;
}
if (!m_autoReset)
{
m_enabled = false;
m_registeredCallback?.Clear();
}
try
{
Elapsed?.Invoke(this, new EventArgs <DateTime>(state));
}
catch (Exception ex)
{
try
{
EventHandler <EventArgs <Exception> > unhandledExceptions = UnhandledExceptions;
if ((object)unhandledExceptions == null)
{
m_log.Publish(MessageLevel.Info, "Swallowed exception", null, null, ex);
}
else
{
unhandledExceptions(this, new EventArgs <Exception>(ex));
}
}
catch (Exception ex2)
{
m_log.Publish(MessageLevel.Warning, MessageFlags.BugReport, "Unhandled Exception callback threw an error", ex2.ToString(), null, ex2);
}
}
}
public void Dispose()
{
m_remoteCallback.Clear();
}
