/// <summary>
/// Returns an object whose lifetime is measured and is added
/// to the counter described by passed
/// <see cref="CounterDescriptor"/> object.
/// Time is meaasured in <see cref="TimeSpan"/> ticks.
/// Can return null if <see cref="Writer"/> is a Null writer.
/// </summary>
public IDisposable IncrementTicks(CounterDescriptor counter)
{
if (owner == null)
{
return(null);
}
return(new TimeMeasurer(this, counter));
}
/// <summary>
/// Increments the value of the counter specified by
/// <see cref="CounterDescriptor"/> object.
/// </summary>
public void Increment(CounterDescriptor counter, long value = 1)
{
if (owner != null)
{
Interlocked.Add(ref counter.value, value);
if (counter.reportCount)
{
Interlocked.Increment(ref counter.count);
}
}
}
public CounterDescriptor AddCounter(
string name,
string unit = null,
bool reportCount = false
)
{
var counter = new CounterDescriptor
{
name = name,
unitSuffix = !string.IsNullOrEmpty(unit) ? $" {unit}" : "",
reportCount = reportCount
};
counters.Add(counter);
return(counter);
}
public TimeMeasurer(Writer writer, CounterDescriptor counter)
{
this.writer = writer;
this.counter = counter;
this.sw = System.Diagnostics.Stopwatch.StartNew();
}
