public void CreateDatapool <T>(IDatapoolMetatdata <T> datapoolMetadata) where T : class
{
if (datapoolMetadata == null)
{
throw new ArgumentNullException("datapoolMetadata");
}
DatapoolManager.BuildDatapool(datapoolMetadata);
}
public void BuildDatapool <T>(IDatapoolMetatdata <T> metadata) where T : class
{
var datapool = new Datapool <T>(GrinderContext, metadata);
spinLocked.DoLocked(
() =>
{
if (datapools.ContainsKey(metadata.Name))
{
throw new ArgumentException(string.Format("Duplicate datapool: '{0}'", metadata.Name));
}
datapools.Add(metadata.Name, datapool);
});
}
public Datapool(IGrinderContext grinderContext, IDatapoolMetatdata <T> datapoolMetadata)
{
if (grinderContext == null)
{
throw new ArgumentNullException("grinderContext");
}
if (datapoolMetadata == null)
{
throw new ArgumentNullException("datapoolMetadata");
}
GrinderContext = grinderContext;
distributionMode = datapoolMetadata.DistributionMode;
PhysicalSize = datapoolMetadata.Values.Count;
int minCapacity;
int agentCount = int.Parse(GrinderContext.GetProperty(Constants.AgentCountKey, "1"));
int processCount = int.Parse(GrinderContext.GetProperty(Constants.ProcessCountKey, "1"));
int agentOffset = GrinderContext.AgentNumber;
int processOffset = GrinderContext.ProcessNumber - GrinderContext.FirstProcessNumber;
threadCount = int.Parse(GrinderContext.GetProperty(Constants.ThreadCountKey, "1"));
if (distributionMode == DatapoolThreadDistributionMode.ThreadUnique)
{
if (!(agentCount > GrinderContext.AgentNumber))
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, "Cannot ceate thread unique datapool '{0}', because property '{1}' = '{2}'. Current AgentNumber = '{3}' and indicates that '{1}' must be at least '{4}' for thread uniqueness to work correctly", datapoolMetadata.Name, Constants.AgentCountKey, agentCount, GrinderContext.AgentNumber, GrinderContext.AgentNumber + 1));
}
if (processOffset < 0)
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, "Cannot ceate thread unique datapool '{0}', because thread offset negative ({1}). FirstProcessNumber = {2}, ProcessNumber = {3}", datapoolMetadata.Name, processOffset, GrinderContext.FirstProcessNumber, GrinderContext.ProcessNumber));
}
if (!(processCount > processOffset))
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, "Cannot ceate thread unique datapool '{0}', because thread offset = '{1}' is not less than property 'grinder.threads' = '{2}'. FirstProcessNumber = {3}, ProcessNumber = {4}", datapoolMetadata.Name, processOffset, processCount, GrinderContext.FirstProcessNumber, GrinderContext.ProcessNumber));
}
minCapacity = agentCount * processCount * threadCount;
}
else
{
minCapacity = 1;
}
if (PhysicalSize < minCapacity)
{
throw new ArgumentException(string.Format(CultureInfo.CurrentCulture, "To low capacity for datapool '{0}', expected at least '{1}', but was '{2}'", datapoolMetadata.Name, minCapacity, PhysicalSize));
}
T[] values = datapoolMetadata.Values.ToArray();
if (datapoolMetadata.IsRandom && PhysicalSize > 1)
{
var random = new Random(datapoolMetadata.Seed);
for (int i = 0; i < PhysicalSize; i++)
{
int swapWith = random.Next(PhysicalSize);
T orgValue = values[i];
values[i] = values[swapWith];
values[swapWith] = orgValue;
}
}
Tuple <int, int> agentSlice = GetSubtupleInTupleSlicedBy(agentOffset, new Tuple <int, int>(0, PhysicalSize - 1), agentCount);
Tuple <int, int> processSlice = GetSubtupleInTupleSlicedBy(processOffset, agentSlice, processCount);
if (distributionMode == DatapoolThreadDistributionMode.ThreadShared)
{
nonThreadUniqueValueBucket = new ValueBucket
{
Values = values,
Name = datapoolMetadata.Name,
StartOffset = 0,
EndOffset = PhysicalSize - 1,
NextOffset = -1,
IsThreadUnique = false,
IsCircular = datapoolMetadata.IsCircular,
LogicalSize = processSlice.Item2 - processSlice.Item1 + 1
};
}
else
{
threadUniqueValueBuckets = new ValueBucket[threadCount];
for (int i = 0; i < threadCount; i++)
{
Tuple <int, int> threadSlice = distributionMode == DatapoolThreadDistributionMode.ThreadUnique ?
GetSubtupleInTupleSlicedBy(i, processSlice, threadCount) :
new Tuple <int, int>(0, PhysicalSize - 1);
threadUniqueValueBuckets[i] = new ValueBucket
{
Values = values,
Name = datapoolMetadata.Name,
StartOffset = threadSlice.Item1,
EndOffset = threadSlice.Item2,
NextOffset = threadSlice.Item1 - 1,
IsThreadUnique = true,
IsCircular = datapoolMetadata.IsCircular,
LogicalSize = threadSlice.Item2 - threadSlice.Item1 + 1
};
}
}
}
