public void append(BackgroundWorkerItem item, Object[] parameters, TimeSpan timeout, ApartmentState apartmentState, ThreadPriority priority)
{
StackItem sItem = new StackItem();
sItem.bWItem = item;
sItem.parameters = parameters;
sItem.timeout = timeout;
sItem.apartmentState = apartmentState;
sItem.priority = priority;
//
this._methodStack.Add(sItem);
}
public void append(BackgroundWorkerItem item, Object[] parameters, TimeSpan timeout, ApartmentState apartmentState, ThreadPriority priority)
{
StackItem sItem = new StackItem();
sItem.bWItem = item;
sItem.parameters = parameters;
sItem.timeout = timeout;
sItem.apartmentState = apartmentState;
sItem.priority = priority;
//
this._methodStack.Add(sItem);
}
public void append(BackgroundWorkerItem item, Object[] parameters, TimeSpan timeout)
{
this.append(item, parameters, timeout, ApartmentState.Unknown, ThreadPriority.Normal);
}
public void append(BackgroundWorkerItem item, Object[] parameters, TimeSpan timeout)
{
this.append(item, parameters, timeout, ApartmentState.Unknown, ThreadPriority.Normal);
}
/// <summary>
/// Führt die Methode mittels Delegate und übergebenen Parametern, die in der festgesetzen Zeit ausgeführt wurde.
/// </summary>
/// <param name="d">Auszuführendes Delegate</param>
/// <param name="parameters">Zu übergebende Paramter für das Delegate</param>
/// <param name="timeout">Zu erwartende Höchstzeit, bevor die Ausführung des Delegates abgebrochen wird</param>
/// <returns>True, wenn die Ausführung des Delegates vor dem Timeout zu Ende gegangen ist. False wenn das Timeout überschritten wurde.</returns>
public bool run(BackgroundWorkerItem item, object[] parameters, TimeSpan timeout)
{
this._item = item;
//
bool resetTimeout = false;
//
Worker w = new Worker(item, parameters, this._evnt);
w.Alive += delegate(Object sender, EventArgs e) {
resetTimeout = true;
};
this._thread = new Thread(new ThreadStart(w.run));
// init
this._abort = false;
this._cancel = false;
this._evnt.Reset();
this._thread.Priority = this.ThreadPriority;
this._thread.SetApartmentState(this.ApartmentState);
this._thread.Start();
//
for (int i = 0; true; i++)
{
bool waitOne = this._evnt.WaitOne(INTERVAL, false);
if (waitOne)
{
this._thread = null;
//
if (this._cancel)
{
log.Debug("run - cancel completed");
return(false);
}
//
if (this._abort)
{
log.Debug("run - abort completed");
return(false);
}
//
return(true);
}
//
// fire interval tick event
if (this.IntervalTick != null)
{
this.IntervalTick(this, new EventArgs());
}
// check for reset timeout
if (resetTimeout)
{
resetTimeout = false;
i = -1;
}
// check abort or timeout
if ((timeout.TotalMilliseconds / INTERVAL) == i)
{
this._thread.Abort();
this._thread = null;
//
throw new TimeoutException();
}
}
}
public Worker(BackgroundWorkerItem item, object[] parameters, AutoResetEvent evnt)
{
this._item = item;
this._parameters = parameters;
this._evnt = evnt;
}
public Worker(BackgroundWorkerItem item, object[] parameters, AutoResetEvent evnt)
{
this._item = item;
this._parameters = parameters;
this._evnt = evnt;
}
/// <summary>
/// Führt die Methode mittels Delegate und übergebenen Parametern, die in der festgesetzen Zeit ausgeführt wurde.
/// </summary>
/// <param name="d">Auszuführendes Delegate</param>
/// <param name="parameters">Zu übergebende Paramter für das Delegate</param>
/// <param name="timeout">Zu erwartende Höchstzeit, bevor die Ausführung des Delegates abgebrochen wird</param>
/// <returns>True, wenn die Ausführung des Delegates vor dem Timeout zu Ende gegangen ist. False wenn das Timeout überschritten wurde.</returns>
public bool run(BackgroundWorkerItem item, object[] parameters, TimeSpan timeout)
{
this._item = item;
//
bool resetTimeout = false;
//
Worker w = new Worker(item, parameters, this._evnt);
w.Alive += delegate(Object sender, EventArgs e) {
resetTimeout = true;
};
this._thread = new Thread(new ThreadStart(w.run));
// init
this._abort = false;
this._cancel = false;
this._evnt.Reset();
this._thread.Priority = this.ThreadPriority;
this._thread.SetApartmentState(this.ApartmentState);
this._thread.Start();
//
for (int i = 0; true; i++) {
bool waitOne = this._evnt.WaitOne(INTERVAL, false);
if (waitOne) {
this._thread = null;
//
if (this._cancel) {
log.Debug("run - cancel completed");
return false;
}
//
if (this._abort) {
log.Debug("run - abort completed");
return false;
}
//
return true;
}
//
// fire interval tick event
if (this.IntervalTick != null) {
this.IntervalTick(this, new EventArgs());
}
// check for reset timeout
if (resetTimeout) {
resetTimeout = false;
i = -1;
}
// check abort or timeout
if ((timeout.TotalMilliseconds / INTERVAL) == i) {
this._thread.Abort();
this._thread = null;
//
throw new TimeoutException();
}
}
}
