// Note how the DataFeedManager service composes other services. The Engine and DataAccessor
// services are hosted and run "in process" to this DataFeedManager service via
// the ServiceModelEx InProcFactory. Please see "Programming WCF Services", 3rd Edition
// by Juval Lowy, pp 71-74 for more information.
void IDataFeeds.IngestTestData(TestMessage msg)
{
DateTime msgReceivedTime = DateTime.Now;
Debug.Assert(msg != null);
//string displayMsg = string.Format("{0}.IngestTestData(): Entered:", m_ThisName);
//ConsoleNTraceHelpers.DisplayInfoToConsoleNTrace(displayMsg);
// Check validity.
InProcessFeedMsg checkedMsg = null;
IFeedValidityEngine validityEngProxy = InProcFactory.CreateInstance <ValidityEngine, IFeedValidityEngine>();
checkedMsg = validityEngProxy.IsTestMessageValid(msg, msgReceivedTime);
InProcFactory.CloseProxy(validityEngProxy);
Debug.Assert(checkedMsg != null);
if (checkedMsg.IsValid)
{
// Used only with a test client.
DisplayMsgAndQueueLength(msg, checkedMsg);
// Save data.
IIngestedDataDA ingestDataDaProxy = InProcFactory.CreateInstance <IngestedDataDA, IIngestedDataDA>();
ingestDataDaProxy.SaveTestData(checkedMsg);
InProcFactory.CloseProxy(ingestDataDaProxy);
}
else
{
Debug.Assert(checkedMsg.IsValid);
LogInvalidMessageError(checkedMsg);
}
}
IngestedDataAnalysisResult ISomeDataAnalysisEngine.DoIngestedDataAnalysis()
{
// Get the ingested data from the DB.
IIngestedDataDA ingestDataDaProxy = InProcFactory.CreateInstance <IngestedDataDA, IIngestedDataDA>();
string dummyDataForAnalysis = ingestDataDaProxy.GetDummyDataForAnalysis();
// Do the analysis.
IngestedDataAnalysisResult result = new IngestedDataAnalysisResult();
InProcFactory.CloseProxy(ingestDataDaProxy);
result.ResultPart1 = dummyDataForAnalysis;
int analysisResult = dummyDataForAnalysis.Length;
result.ResultPart2 =
string.Format("The analysis of the dummy data reveals it contains {0} characters", analysisResult);
return(result);
}
