public static TResult Watch <TResult>(string watchingCall, Func <TResult> func)
{
TResult local;
if (string.IsNullOrEmpty(watchingCall) || !startTime.HasValue)
{
return(func());
}
Stopwatch stopwatch = new Stopwatch();
try
{
stopwatch.Start();
local = func();
}
finally
{
stopwatch.Stop();
if (watchedResult == null)
{
watchedResult = new WatchedResult();
}
watchedResult.Results.Add(new WatchedResult.WatchingResult(watchingCall, stopwatch.ElapsedMilliseconds));
}
return(local);
}
public static void Watch(string watchingCall, Action action)
{
if (string.IsNullOrEmpty(watchingCall) || !startTime.HasValue)
{
action();
}
else
{
Stopwatch stopwatch = new Stopwatch();
try
{
stopwatch.Start();
action();
}
finally
{
stopwatch.Stop();
if (watchedResult == null)
{
watchedResult = new WatchedResult();
}
watchedResult.Results.Add(new WatchedResult.WatchingResult(watchingCall, stopwatch.ElapsedMilliseconds));
}
}
}
public WatchedResult StopWatcher()
{
WatchedResult result = new WatchedResult();
if (startTime.HasValue && (watchedResult != null))
{
TimeSpan span = (TimeSpan)(DateTime.Now - startTime.Value);
result.ElapsedTime = span.TotalMilliseconds;
result.Results.AddRange(watchedResult.Results);
}
startTime = null;
watchedResult = null;
return(result);
}
public static PerformanceWatcher StartNewWatcher()
{
startTime = new DateTime?(DateTime.Now);
watchedResult = new WatchedResult();
return(new PerformanceWatcher());
}