public static void EnsureCategory(IICPerformanceCountersAttribute categoryAttr, IEnumerable <IICPerformanceCounter> counters)
{
bool needCreate;
if (!PerformanceCounterCategory.Exists(categoryAttr.CategoryName))
{
needCreate = true;
}
else
{
needCreate = false;
foreach (IICPerformanceCounter counter in counters)
{
if (!PerformanceCounterCategory.CounterExists(counter._rawAttr.CounterName, categoryAttr.CategoryName))
{
needCreate = true;
break;
}
}
if (needCreate)
{
PerformanceCounterCategory.Delete(categoryAttr.CategoryName);
}
}
if (needCreate)
{
CreateCategory(categoryAttr, counters);
}
}
private static T CreateCounters <T>(string instance)
{
T result = Activator.CreateInstance <T>();
try
{
IICPerformanceCountersAttribute categoryAttr = AttributeHelper.
GetAttribute <IICPerformanceCountersAttribute>(typeof(T));
List <IICPerformanceCounter> counters = new List <IICPerformanceCounter>();
FieldInfo[] fields = typeof(T).GetFields(BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public);
foreach (FieldInfo fieldInfo in fields)
{
IICPerformanceCounterAttribute counterAttr = AttributeHelper.
GetAttribute <IICPerformanceCounterAttribute>(fieldInfo);
IICPerformanceCounter perfCounter = new IICPerformanceCounter();
perfCounter._rawAttr = counterAttr;
counters.Add(perfCounter);
fieldInfo.SetValue(result, perfCounter);
}
IICPerformanceCounterMananger.CreateCounters(instance, categoryAttr, counters);
}
catch (Exception ex)
{
//SystemLog.Warn(LogEventID.PerformanceCounterFailed, ex, "PerformanceCounter<{0}>({1}) Create Failed.", typeof(T).Name, instance);
}
return(result);
}
public static void DoCreateCounters(string instance, IICPerformanceCountersAttribute categoryAttr, IEnumerable <IICPerformanceCounter> counters)
{
switch (categoryAttr.CategoryType)
{
case PerformanceCounterCategoryType.SingleInstance:
instance = string.Empty;
break;
case PerformanceCounterCategoryType.MultiInstance:
if (string.IsNullOrEmpty(instance))
{
instance = Process.GetCurrentProcess().ProcessName;
}
break;
default:
break;
}
foreach (IICPerformanceCounter counter in counters)
{
if (string.IsNullOrEmpty(instance))
{
counter._counter = new PerformanceCounter(categoryAttr.CategoryName, counter._rawAttr.CounterName, false);
if (counter._baseAttr != null)
{
counter._baseCounter = new PerformanceCounter(categoryAttr.CategoryName, counter._baseAttr.CounterName, false);
}
}
else
{
counter._counter = new PerformanceCounter(categoryAttr.CategoryName, counter._rawAttr.CounterName, instance, false);
if (counter._baseAttr != null)
{
counter._baseCounter = new PerformanceCounter(categoryAttr.CategoryName, counter._baseAttr.CounterName, instance, false);
}
}
counter._rawAttr = null;
counter._baseAttr = null;
}
}
public static void CreateCounters(string instance, IICPerformanceCountersAttribute categoryAttr, IEnumerable <IICPerformanceCounter> counters)
{
try
{
foreach (IICPerformanceCounter counter in counters)
{
EvoluteCounter(counter);
}
EnsureCategory(categoryAttr, counters);
DoCreateCounters(instance, categoryAttr, counters);
foreach (IICPerformanceCounter counter in counters)
{
counter.Reset();
}
}
catch (Exception ex)
{
// SystemLog.Warn(LogEventID.PerformanceCounterFailed, ex, "PerformanceCounter<{0}> Create Failed", categoryAttr.CategoryName);
}
}
public static void CreateCategory(IICPerformanceCountersAttribute categoryAttr, IEnumerable <IICPerformanceCounter> counters)
{
CounterCreationDataCollection ccdc = new CounterCreationDataCollection();
foreach (IICPerformanceCounter counter in counters)
{
CounterCreationData ccd = new CounterCreationData();
ccd.CounterType = counter._rawAttr.CounterType;
ccd.CounterName = counter._rawAttr.CounterName;
ccd.CounterHelp = counter._rawAttr.CounterHelp;
ccdc.Add(ccd);
if (counter._baseAttr != null)
{
CounterCreationData baseCcd = new CounterCreationData();
baseCcd.CounterType = counter._baseAttr.CounterType;
baseCcd.CounterName = counter._baseAttr.CounterName;
baseCcd.CounterHelp = counter._baseAttr.CounterHelp;
ccdc.Add(baseCcd);
}
}
PerformanceCounterCategory.Create(categoryAttr.CategoryName, categoryAttr.CategoryHelp, categoryAttr.CategoryType, ccdc);
}
public IICPerformanceCounterCategory(string categoryName, PerformanceCounterCategoryType categoryType, string categoryHelp)
{
_categoryAttribute = new IICPerformanceCountersAttribute(categoryName, categoryType, categoryHelp);
}
