/// <summary>
/// Counter manipulation method that takes pre-cached numeric key.
/// <exception cref="ArgumentException">if previously cached key can't be found </exception>
/// </summary>
/// <param name="counterKey">numeric key that we map to category/instance/counter names </param>
/// <param name="incrementAmount">the amount we wish to increment</param>
public static void IncrementBy(int counterKey, long incrementAmount)
{
PerformanceCounterKey complexKey = GetPerformanceCounterKey(counterKey);
System.Diagnostics.Debug.WriteLine("WindowsPerformanceFacade IncrementBy: '" + complexKey.CategoryName + ", " + complexKey.InstanceName + ", " + complexKey.CounterName + ", " + incrementAmount);
liason.IncrementBy(complexKey.CategoryName, complexKey.InstanceName, complexKey.CounterName, incrementAmount);
}
/// <summary>
/// returns a numeric key for this counter path
/// <exception cref="ArgumentException">if a categoryName or counterName is not provided</exception>
/// </summary>
/// <param name="categoryName">Performance category name</param>
/// <param name="instanceName">Performance category instance name (optional)</param>
/// <param name="counterName">Performance counter name</param>
/// <returns>numer identifier that can be used as an id/key later</returns>
public static int GetPerformanceCounterId(string categoryName, string instanceName, string counterName)
{
PerformanceCounterKey key = new PerformanceCounterKey(categoryName, instanceName, counterName);
if (!keyToNames.ContainsKey(key.KeyCode))
{
keyToNames.TryAdd(key.KeyCode, key);
}
return(key.KeyCode);
}
/// <summary>
/// Counter manipulation method that takes pre-cached numeric key.
/// This is many times faster than incrementBy(1)
/// <exception cref="ArgumentException">if previously cached key can't be found </exception>
/// </summary>
/// <param name="counterKey">numeric key that we map to category/instance/counter names </param>
public static void Increment(int counterKey)
{
PerformanceCounterKey complexKey = GetPerformanceCounterKey(counterKey);
liason.Increment(complexKey.CategoryName, complexKey.InstanceName, complexKey.CounterName);
}
/// <summary>
/// Gets the raw value of this counter
/// </summary>
/// <exception cref="ArgumentException">if a category counter or name is not provided</exception>
/// </summary>
/// <param name="counterKey">numeric key that we map to category/instance/counter names </param>
public static long GetRawValue(int counterKey)
{
PerformanceCounterKey complexKey = GetPerformanceCounterKey(counterKey);
return(liason.GetRawValue(complexKey.CategoryName, complexKey.InstanceName, complexKey.CounterName));
}
/// <summary>
/// Sets the raw value of this counter
/// </summary>
/// <exception cref="System.InvalidOperationException">if this counter is ReadOnly</exception>
/// <exception cref="ArgumentException">if previously cached key can't be found </exception>
/// </summary>
/// <param name="counterKey">numeric key that we map to category/instance/counter names </param>
/// <param name="value">the new raw value for this counter</param>
public static void SetRawValue(int counterKey, long value)
{
PerformanceCounterKey complexKey = GetPerformanceCounterKey(counterKey);
liason.SetRawValue(complexKey.CategoryName, complexKey.InstanceName, complexKey.CounterName, value);
}
/// <summary>
/// Increments the counter by some specified amount (and its possible base by 1)
/// <para></para>
/// <exception cref="ArgumentException">if a category counter or name is not provided</exception>
/// <para></para>
/// <exception cref="System.InvalidOperationException">if this counter is ReadOnly or there is no associated base</exception>
/// <param name="counterKey">numeric key that we map to category/instance/counter names </param>
/// <param name="incrementAmount">increment amount</param>
/// <param name="incrementBaseAmount">increment base counter amount</param>
public static void IncrementBy(int counterKey, long incrementAmount, long incrementBaseAmount)
{
PerformanceCounterKey complexKey = GetPerformanceCounterKey(counterKey);
liason.IncrementBy(complexKey.CategoryName, complexKey.InstanceName, complexKey.CounterName, incrementAmount, incrementBaseAmount);
}
