public void Initialize()
{
_cimWatcherStatus = CimWatcherStatus.Default;
_myLock = new object();
_cimSession = CimSession
.Create(_computerName);
_cimObservable = _cimSession
.SubscribeAsync(_nameSpace, _queryDialect, _queryExpression);
}
public void Stop()
{
lock (_myLock)
{
if (_isDisposed)
{
throw new ObjectDisposedException(nameof(ManagementEventWatcher));
}
if (_cimWatcherStatus != CimWatcherStatus.Started)
{
return;
}
_subscription?.Dispose();
_cimWatcherStatus = CimWatcherStatus.Stopped;
}
}
public void Start()
{
lock (_myLock)
{
if (_isDisposed)
{
throw new ObjectDisposedException(nameof(ManagementEventWatcher));
}
if (_cimWatcherStatus != CimWatcherStatus.Default && _cimWatcherStatus != CimWatcherStatus.Stopped)
{
return;
}
_subscription = _cimObservable.Subscribe(this);
_cimWatcherStatus = CimWatcherStatus.Started;
}
}