public static TimingMeter GetMeter(string title, string category, bool accumulate)
{
TimingMeter meter = GetMeter(title, category);
meter.accumulate = true;
return(meter);
}
// Enable or disable only a single category
public static void EnableOnlyCategory(string categoryName, bool enable)
{
Init();
foreach (var pair in instance.metersById)
{
TimingMeter meter = pair.Value;
meter.enabled = (meter.category == categoryName ? enable : !enable);
}
}
protected void SaveToFileInternal(string pathname)
{
var f = new FileStream(pathname, FileMode.Create, FileAccess.Write);
var writer = new StreamWriter(f);
writer.Write(string.Format("MeterCount={0}\n", this.metersById.Count));
foreach (var pair in instance.metersById)
{
TimingMeter meter = pair.Value;
writer.Write(string.Format("{0},{1},{2}\n", meter.title, meter.category, meter.meterId));
}
}
public static int AddEvent(TimingMeter meter, short eventKind, string info)
{
long time = CaptureCurrentTime();
short meterId = (meter == null) ? (short)0 : meter.meterId;
var meterEvent = new MeterEvent(meterId, eventKind, time, info);
#if DEBUG
DebugAddEvent(meter, meterEvent);
#endif
instance.eventTrace.Add(meterEvent);
return(instance.eventTrace.Count);
}
// Enable or disable meters by category
public static void EnableCategory(string categoryName, bool enable)
{
Init();
foreach (var pair in instance.metersById)
{
TimingMeter meter = pair.Value;
if (meter.category == categoryName)
{
meter.enabled = enable;
}
}
}
protected void DumpEventLog()
{
if (File.Exists(MeterEventsFilename))
{
File.Delete(MeterEventsFilename);
}
var f = new FileStream(MeterEventsFilename, FileMode.Create, FileAccess.Write);
var writer = new StreamWriter(f);
writer.Write(string.Format("Dumping meter event log on {0} at {1}; units are usecs\r\n", DateTime.Now.ToShortDateString(), DateTime.Now.ToShortTimeString()));
int indent = 0;
var meterStack = new List <MeterStackEntry>();
long firstEventTime = 0;
for (int i = 0; i < this.eventTrace.Count; i++)
{
short kind = this.eventTrace[i].eventKind;
long t = this.eventTrace[i].eventTime;
if (i == 0)
{
firstEventTime = t;
}
if (kind == ekInfo)
{
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Info ", " ", this.eventTrace[i].info));
continue;
}
TimingMeter meter = GetMeterById(this.eventTrace[i].meterId);
if (kind == ekEnter)
{
indent++;
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}.{4}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Enter", meter.category, meter.title));
meterStack.Add(new MeterStackEntry(meter, t));
}
else if (kind == ekExit)
{
Debug.Assert(meterStack.Count > 0, "Meter stack is empty during ekExit");
MeterStackEntry s = meterStack[meterStack.Count - 1];
Debug.Assert(s.meter == meter, "Entered " + s.meter.title + "; Exiting " + meter.title);
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}.{4}", ToMicroseconds(t - s.eventTime), IndentCount(indent), "Exit ", meter.category, meter.title));
indent--;
meterStack.RemoveAt(meterStack.Count - 1);
}
}
writer.Close();
}
// Look up the timing meter by title; if it doesn't exist
// create one with the title and category
public static TimingMeter GetMeter(string title, string category)
{
string name = title + "&" + category;
TimingMeter meter;
Init();
if (instance.metersByName.TryGetValue(name, out meter))
{
return(meter);
}
else
{
BarfOnBadChars(title, "TimingMeter title");
BarfOnBadChars(category, "TimingMeter category");
short id = instance.timerIdCounter++;
meter = new TimingMeter(title, category, id);
instance.metersByName.Add(name, meter);
instance.metersById.Add(id, meter);
return(meter);
}
}
private static void DebugAddEvent(TimingMeter meter, MeterEvent evt)
{
if (evt.eventKind == ekEnter)
{
debugMeterStack.Add(new MeterStackEntry(meter, 0));
}
else if (evt.eventKind == ekExit)
{
Debug.Assert(debugMeterStack.Count > 0, "Meter stack is empty during ekExit");
MeterStackEntry s = debugMeterStack[debugMeterStack.Count - 1];
Debug.Assert(s.meter == meter, "Entered " + s.meter.title + "; Exiting " + meter.title);
debugMeterStack.RemoveAt(debugMeterStack.Count - 1);
}
else if (evt.eventKind == ekInfo)
{
// just ignore these
}
else
{
Debug.Assert(false);
}
}
private static void DebugAddEvent( TimingMeter meter, MeterEvent evt )
{
if ( evt.eventKind == ekEnter )
{
debugMeterStack.Add( new MeterStackEntry( meter, 0 ) );
}
else if ( evt.eventKind == ekExit )
{
Debug.Assert( debugMeterStack.Count > 0, "Meter stack is empty during ekExit" );
MeterStackEntry s = debugMeterStack[ debugMeterStack.Count - 1 ];
Debug.Assert( s.meter == meter, "Entered " + s.meter.title + "; Exiting " + meter.title );
debugMeterStack.RemoveAt( debugMeterStack.Count - 1 );
}
else if ( evt.eventKind == ekInfo )
{
// just ignore these
}
else
{
Debug.Assert( false );
}
}
internal MeterStackEntry( TimingMeter meter, long eventTime )
{
this.meter = meter;
this.eventTime = eventTime;
}
public static int AddEvent( TimingMeter meter, short eventKind, string info )
{
long time = CaptureCurrentTime();
short meterId = ( meter == null ) ? (short)0 : meter.meterId;
MeterEvent meterEvent = new MeterEvent( meterId, eventKind, time, info );
#if DEBUG
DebugAddEvent( meter, meterEvent );
#endif
instance.eventTrace.Add( meterEvent );
return instance.eventTrace.Count;
}
// Look up the timing meter by title; if it doesn't exist
// create one with the title and category
public static TimingMeter GetMeter( string title, string category )
{
string name = title + "&" + category;
TimingMeter meter;
Init();
if ( instance.metersByName.TryGetValue( name, out meter ) )
return meter;
else
{
BarfOnBadChars( title, "TimingMeter title" );
BarfOnBadChars( category, "TimingMeter category" );
short id = instance.timerIdCounter++;
meter = new TimingMeter( title, category, id );
instance.metersByName.Add( name, meter );
instance.metersById.Add( id, meter );
return meter;
}
}
public void Dispose()
{
this.meter.Exit();
this.meter = null;
}
public AutoTimer(TimingMeter meter)
{
this.meter = meter;
meter.Enter();
}
internal MeterStackEntry(TimingMeter meter, long eventTime)
{
this.meter = meter;
this.eventTime = eventTime;
}
public AutoTimer( TimingMeter meter )
{
this.meter = meter;
meter.Enter();
}
protected void GenerateReport(StreamWriter writer, int start, Dictionary <string, string> options)
{
// For now, ignore options and just print the event trace
if (dumpEventLog)
{
DumpEventLog();
}
// Zero the stack depth and added time
foreach (var pair in instance.metersById)
{
TimingMeter meter = pair.Value;
meter.stackDepth = 0;
meter.addedTime = 0;
}
var meterStack = new List <MeterStackEntry>();
int indent = 0;
long firstEventTime = 0;
for (int i = 0; i < this.eventTrace.Count; i++)
{
short kind = this.eventTrace[i].eventKind;
long t = this.eventTrace[i].eventTime;
if (i == 0)
{
firstEventTime = t;
}
if (kind == ekInfo)
{
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Info ", " ", this.eventTrace[i].info));
continue;
}
TimingMeter meter = GetMeterById(this.eventTrace[i].meterId);
if (kind == ekEnter)
{
if (meter.accumulate && meter.stackDepth == 0)
{
meter.addedTime = 0;
}
if (i >= start && (!meter.accumulate || meter.stackDepth == 0))
{
// Don't display the enter and exit if the
// exit is the very next record, and the
// elapsed usecs is less than DontDisplayUsecs
if (this.eventTrace.Count > i + 1 && this.eventTrace[i + 1].meterId == this.eventTrace[i].meterId && this.eventTrace[i + 1].eventKind == ekExit && ToMicroseconds(this.eventTrace[i + 1].eventTime - t) < DontDisplayUsecs)
{
i++;
continue;
}
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}.{5}", ToMicroseconds(t - firstEventTime), IndentCount(indent), "Enter", (meter.accumulate ? "*" : " "), meter.category, meter.title));
if (!meter.accumulate)
{
indent++;
}
}
meter.stackDepth++;
meterStack.Add(new MeterStackEntry(meter, t));
}
else if (kind == ekExit)
{
Debug.Assert(meterStack.Count > 0, "Meter stack is empty during ekExit");
MeterStackEntry s = meterStack[meterStack.Count - 1];
meter.stackDepth--;
Debug.Assert(s.meter == meter);
if (meter.stackDepth > 0 && meter.accumulate)
{
meter.addedTime += t - s.eventTime;
}
else if (i >= start)
{
if (!meter.accumulate)
{
indent--;
}
writer.WriteLine(string.Format("{0,12:D} {1}{2} {3}{4}.{5}", ToMicroseconds(meter.accumulate ? meter.addedTime : t - s.eventTime), IndentCount(indent), "Exit ", (meter.accumulate ? "*" : " "), meter.category, meter.title));
}
meterStack.RemoveAt(meterStack.Count - 1);
}
}
}
public void Dispose()
{
meter.Exit();
meter = null;
}
public void Dispose()
{
this.meter.Exit();
this.meter = null;
}
