/// <summary> /// Raises the <see cref="ThreadException"/> event. /// </summary> /// <param name="e"> /// A <see cref="ResourceExceptionEventArgs"/> that contains the event data. /// </param> /// <remarks> /// The <b>OnThreadException</b> method allows derived classes to handle the <see cref="ThreadException"/> /// event without attaching a delegate. This is the preferred technique for handling the event in a derived class. /// <para> /// When a derived class calls the <b>OnThreadException</b> method, it raises the <see cref="ThreadException"/> event by /// invoking the event handler through a delegate. For more information, see /// <a href="ms-help://MS.VSCC.2003/MS.MSDNQTR.2004JAN.1033/cpguide/html/cpconProvidingEventFunctionality.htm">Raising an Event</a>. /// </para> /// </remarks> protected virtual void OnThreadException(ResourceExceptionEventArgs e) { ResourceExceptionEventHandler handler; lock (eventLock) { handler = threadException; } if (handler != null) { handler(this, e); } }
/// <summary> /// Invoked by the <see cref="WorkerPool"/> when an exception is thrown outside of normal /// processing. /// </summary> /// <param name="e"> /// A <see cref="ResourceExceptionEventArgs"/> that contains the event data. /// </param> /// <remarks> /// <b>HandleResourceException</b> is called by the <see cref="WorkerPool"/> when /// an exception is thrown outside of the <see cref="IWork.Perform">normal processing</see> /// of a <see cref="IWorkItem"/>. /// <para> /// An exception at this point leaves the <see cref="WorkQueue"/> in an inconsistent state. The /// follow actions are performed: /// <list type="bullet"> /// <item><description>The queue is <see cref="Pause">paused</see></description></item> /// <item><description>The <see cref="WorkerException"/> event is raised.</description></item> /// <item><description>All threads calling <see cref="WaitAll"/> will receive the exception.</description></item> /// </list> /// </para> /// </remarks> public void HandleResourceException(ResourceExceptionEventArgs e) { lock (completed) { Pause(); internalException = e.Exception; // Tell the world. OnWorkerException(e); // Wakeup any threads in WaitAll and let them throw the exception. Monitor.PulseAll(completed); } }
/// <summary> /// Raises the <see cref="WorkerException"/> event. /// </summary> /// <param name="e"> /// A <see cref="ResourceExceptionEventArgs"/> that contains the event data. /// </param> /// <remarks> /// The <b>OnWorkerException</b> method allows derived classes to handle the <see cref="WorkerException"/> /// event without attaching a delegate. This is the preferred technique for handling the event in a derived class. /// <para> /// When a derived class calls the <b>OnWorkerException</b> method, it raises the <see cref="WorkerException"/> event by /// invoking the event handler through a delegate. For more information, see /// <a href="ms-help://MS.VSCC.2003/MS.MSDNQTR.2004JAN.1033/cpguide/html/cpconProvidingEventFunctionality.htm">Raising an Event</a>. /// </para> /// <para> /// The <b>WorkQueue</b> is <see cref="Pause">paused</see> and in an inconsistent state. /// The <b>WorkQueue</b> should not be used again. /// </para> /// </remarks> protected virtual void OnWorkerException(ResourceExceptionEventArgs e) { ResourceExceptionEventHandler handler; lock (eventLock) { handler = workerException; } if (handler != null) handler(this, e); }
/// <summary> /// Invoked by the <see cref="WorkerPool"/> when an exception is thrown outside of normal /// processing. /// </summary> /// <param name="e"> /// A <see cref="ResourceExceptionEventArgs"/> that contains the event data. /// </param> /// <remarks> /// <b>HandleResourceException</b> is called by the <see cref="WorkerPool"/> when /// an exception is thrown outside of the <see cref="IWork.Perform">normal processing</see> /// of a <see cref="IWorkItem"/>. /// <para> /// An exception at this point leaves the <see cref="WorkQueue"/> in an inconsistent state. The /// follow actions are performed: /// <list type="bullet"> /// <item><description>The queue is <see cref="Pause">paused</see></description></item> /// <item><description>The <see cref="WorkerException"/> event is raised.</description></item> /// <item><description>All threads calling <see cref="WaitAll"/> will receive the exception.</description></item> /// </list> /// </para> /// </remarks> public void HandleResourceException(ResourceExceptionEventArgs e) { lock (completed) { Pause(); internalException = e.Exception; // Tell the world. OnWorkerException(e); // Wakeup any threads in WaitAll and let them throw the exception. Monitor.PulseAll(completed); } }
private void m_work_WorkerException(object sender, ResourceExceptionEventArgs e) { Application.OnThreadException(e.Exception); }