public StatPoint[] Collect()
{
try
{
_performanceCounter = _initializer();
}
catch (CategoryNotFoundException e)
{
lock (MutexWarningIsLogged)
{
if (_warningIsLogged)
{
return(new StatPoint[0]);
}
_warningIsLogged = true;
}
_logger.WriteWarning(e.ToString());
return(new StatPoint[0]);
}
try
{
return(_performanceCounter.Collect());
}
catch (Exception e)
{
_performanceCounter = null;
_logger.WriteWarning(e.ToString());
return(new StatPoint[0]);
}
}
public DifferencePerformanceCounterCollector(IBasePerformanceCounterCollector basePerformanceCounterCollector)
{
if (basePerformanceCounterCollector == null)
{
throw new ArgumentNullException(nameof(basePerformanceCounterCollector));
}
_basePerformanceCounterCollector = basePerformanceCounterCollector;
_prewValues = new Dictionary <NodeRef, StatPoint>();
}
public AveragerPerformanceCounterCollector(IBasePerformanceCounterCollector basePerformanceCounterCollector)
{
if (basePerformanceCounterCollector == null)
{
throw new ArgumentNullException(nameof(basePerformanceCounterCollector));
}
_basePerformanceCounterCollector = basePerformanceCounterCollector;
_lastCallTime = DateTime.UtcNow;
}
public TimerSource(IBasePerformanceCounterCollector performanceCounterCollector, TimeSpan period)
{
if (performanceCounterCollector == null)
{
throw new ArgumentNullException(nameof(performanceCounterCollector));
}
if (period == null)
{
throw new ArgumentNullException(nameof(period));
}
_performanceCounterCollector = performanceCounterCollector;
_timer = new Timer(SendPoint, new AutoResetEvent(false), TimeSpan.FromSeconds(1), period);
}
