private void ArmTimer(Announce announce)
{
string path = announce.Path;
int expriationMs = this.GetExpirationMilliSeconds(announce);
lock (this.deviceMap)
{
if (!this.stopped)
{
if (this.deviceMap.ContainsKey(path))
{
AnnounceTimer timer = this.deviceMap[path];
timer.Stop();
Announce oldAnnounce = timer.Announce;
if (!oldAnnounce.Equals(announce))
{
timer.Announce = announce;
if (this.HandleUpdateDevice != null)
{
UpdateDeviceEventArgs updateDeviceEvent = new UpdateDeviceEventArgs();
updateDeviceEvent.NewAnnounce = announce;
updateDeviceEvent.OldAnnounce = oldAnnounce;
this.HandleUpdateDevice(this, updateDeviceEvent);
}
}
timer.Interval = expriationMs;
timer.Start();
}
else
{
AnnounceTimer timer = new AnnounceTimer(expriationMs, announce);
timer.AutoReset = false;
timer.Elapsed += new ElapsedEventHandler(this.OnTimedEvent);
this.deviceMap.Add(path, timer);
timer.Start();
if (this.HandleNewDevice != null)
{
NewDeviceEventArgs newDeviceEvent = new NewDeviceEventArgs();
newDeviceEvent.Announce = announce;
this.HandleNewDevice(this, newDeviceEvent);
}
}
}
}
}
private void OnTimedEvent(object source, ElapsedEventArgs e)
{
AnnounceTimer timer = (AnnounceTimer)source;
timer.Stop();
string path = timer.Announce.Path;
lock (this.deviceMap)
{
this.deviceMap.Remove(path);
}
if (this.HandleRemoveDevice != null)
{
RemoveDeviceEventArgs removeDeviceEvent = new RemoveDeviceEventArgs();
removeDeviceEvent.Announce = timer.Announce;
this.HandleRemoveDevice(this, removeDeviceEvent);
}
}
public void Close()
{
lock (this.deviceMap)
{
this.stopped = true;
var keysToRemove = new List <string>();
foreach (KeyValuePair <string, AnnounceTimer> entry in this.deviceMap)
{
AnnounceTimer timer = this.deviceMap[entry.Key];
timer.Stop();
timer.Close();
keysToRemove.Add(entry.Key);
}
foreach (var key in keysToRemove)
{
this.deviceMap.Remove(key);
}
}
}
