/**
* Copy constructor to create a duplicate of existing instance (without the
* disadvantages of clone()
*
* @param src existing RunningSample to be copied
*/
public RunningSample(RunningSample src)
{
this.counter = src.counter;
this.errorCount = src.errorCount;
this.firstTime = src.firstTime;
this.index = src.index;
this.label = src.label;
this.lastTime = src.lastTime;
this.max = src.max;
this.min = src.min;
this.runningSum = src.runningSum;
}
/**
* Copy constructor to create a duplicate of existing instance (without the
* disadvantages of clone()
*
* @param src existing RunningSample to be copied
*/
public RunningSample(RunningSample src)
{
this.counter = src.counter;
this.errorCount = src.errorCount;
this.firstTime = src.firstTime;
this.index = src.index;
this.label = src.label;
this.lastTime = src.lastTime;
this.max = src.max;
this.min = src.min;
this.runningSum = src.runningSum;
}
/**
* Adds another RunningSample to this one.
* Does not check if it has the same label and index.
*/
public void AddSample(RunningSample rs)
{
this.counter += rs.counter;
this.errorCount += rs.errorCount;
this.runningSum += rs.runningSum;
if (this.firstTime > rs.firstTime)
{
this.firstTime = rs.firstTime;
}
if (this.lastTime < rs.lastTime)
{
this.lastTime = rs.lastTime;
}
if (this.max < rs.max)
{
this.max = rs.max;
}
if (this.min > rs.min)
{
this.min = rs.min;
}
}
/**
* Adds another RunningSample to this one.
* Does not check if it has the same label and index.
*/
public void AddSample(RunningSample rs)
{
this.counter += rs.counter;
this.errorCount += rs.errorCount;
this.runningSum += rs.runningSum;
if (this.firstTime > rs.firstTime)
{
this.firstTime = rs.firstTime;
}
if (this.lastTime < rs.lastTime)
{
this.lastTime = rs.lastTime;
}
if (this.max < rs.max)
{
this.max = rs.max;
}
if (this.min > rs.min)
{
this.min = rs.min;
}
}
/**
* @param myTotal
* @param string
* @return
*/
private static String Format(String name, RunningSample s, String type)
{
StringBuilder tmp = new StringBuilder(20); // for intermediate use
StringBuilder sb = new StringBuilder(100); // output line buffer
sb.Append(name);
sb.Append(" ");
sb.Append(type);
sb.Append(" ");
sb.Append(s.getNumSamples());
sb.Append(" in ");
long elapsed = s.getElapsed();
long elapsedSec = (elapsed + 500) / 1000; // rounded seconds
if (elapsedSec > 100 // No point displaying decimals (less than 1% error)
|| (elapsed - elapsedSec * 1000) < 50 // decimal would be zero
)
{
sb.Append(elapsedSec);
}
else
{
double elapsedSecf = elapsed / 1000.0d; // fractional seconds
sb.Append(elapsedSecf); // This will round
}
sb.Append("s = ");
if (elapsed > 0)
{
sb.Append(s.getRate());
}
else
{
sb.Append("******");// Rate is effectively infinite
}
sb.Append("/s Avg: ");
sb.Append(s.getAverage());
sb.Append(" Min: ");
sb.Append(s.getMin());
sb.Append(" Max: ");
sb.Append(s.getMax());
sb.Append(" Err: ");
sb.Append(s.getErrorCount());
sb.Append(" (");
sb.Append(s.getErrorPercentageString());
sb.Append(")");
if ("+".Equals(type))
{
ThreadCounts tc = NetMeterContextManager.GetThreadCounts();
sb.Append(" Active: ");
sb.Append(tc.activeThreads);
sb.Append(" Started: ");
sb.Append(tc.startedThreads);
sb.Append(" Finished: ");
sb.Append(tc.finishedThreads);
}
return sb.ToString();
}
/**
* Accumulates the sample in two SampleResult objects - one for running
* totals, and the other for deltas.
*
* @see org.apache.jmeter.samplers.SampleListener#sampleOccurred(org.apache.jmeter.samplers.SampleEvent)
*/
public void ExecutionOccurred(ExecutionEvent e)
{
ExecuteResult s = e.getResult();
Int64 now = DateTime.Now.Ticks;// in seconds
RunningSample myDelta = null;
RunningSample myTotal = null;
Boolean reportNow = false;
/*
* Have we reached the reporting boundary?
* Need to allow for a margin of error, otherwise can miss the slot.
* Also need to check we've not hit the window already
*/
Monitor.Enter(myTotals);
try
{
if (s != null)
{
myTotals.delta.AddSample(s);
}
if ((now > myTotals.last + INTERVAL_WINDOW) && (now % INTERVAL <= INTERVAL_WINDOW))
{
reportNow = true;
// copy the data to minimise the synch time
myDelta = new RunningSample(myTotals.delta);
myTotals.MoveDelta();
myTotal = new RunningSample(myTotals.total);
myTotals.last = now; // stop double-reporting
}
}
finally
{
Monitor.Exit(myTotals);
}
if (reportNow)
{
String str;
str = Format(myName, myDelta, "+");
if (TOLOG)
{
log.Info(str);
}
if (TOCONSOLE)
{
System.Console.WriteLine(str);
}
// Only if we have updated them
if (myTotal != null && myDelta != null &&myTotal.getNumSamples() != myDelta.getNumSamples())
{
str = Format(myName, myTotal, "=");
if (TOLOG)
{
log.Info(str);
}
if (TOCONSOLE)
{
System.Console.WriteLine(str);
}
}
}
}