internal DataProcessor(Func <Task <string> > intakeSupplierAsync, Action <string> outputConsumer, Action <int> progressHandler)
{
var config = new OrchestratorConfig()
{
ReportProgress = true,
ProgressInterval = 10,
ProgressChangedHandler = (s, e) => { if (e.Phase == Phase.Intake)
{
progressHandler(e.RecCnt);
}
},
PhaseFinishedHandler = (s, e) => { if (e.Phase == Phase.Intake)
{
progressHandler(e.RecCnt);
}
},
InputDataKind = KindOfTextData.Delimited,
InputFields = "PlaneDescription,IataCode,IcaoCode",
AsyncIntake = true,
TransformerType = TransformerType.Universal,
UniversalTransformer = FilterAndReorganizeFields,
AllowTransformToAlterFields = true,
OutputDataKind = KindOfTextData.Flat,
OutputFields = "IataCode|4,Hyphen|2,PlaneDescription|70",
ExcludeExtraneousFields = true
};
config.SetAsyncIntakeSupplier(intakeSupplierAsync);
config.SetOutputConsumer(outputConsumer);
Orchestrator = OrchestratorCreator.GetEtlOrchestrator(config);
}
public void Initialize()
{
_config = new OrchestratorConfig();
_inLines = _intakeLines().Select(l => l.ToExternalTuple()).ToList();
_resultingLines = new List <ExternalLine>();
}
public EtlOrchestrator_tests_ArbitraryOutput()
{
_config = new OrchestratorConfig
{
InputDataKind = KindOfTextData.Keyword
};
_config.SetIntakeSupplier(new IntakeSupplierProvider(_intakeLines()).StringSupplier);
_config.RetainQuotes = false;
_config.InputKeyPrefix = "@p";
_config.ExcludeItemsMissingPrefix = false;
_config.ActionOnDuplicateKey = ActionOnDuplicateKey.IgnoreItem;
_config.TypeDefiner = key => key == "NUM" ? new ItemDef(ItemType.Int, null) : new ItemDef(ItemType.String, null); //NUM Int, everything else String
_config.ClusterMarker = (rec, prevRec, recCnt) => { return(true); }; //single record clusters
_config.AllowOnTheFlyInputFields = true;
_config.TransformerType = TransformerType.ClusterFilter;
_config.ClusterFilterPredicate = c => true; // no transformations, data passed as is
_config.OutputDataKind = KindOfTextData.Arbitrary;
_config.ArbitraryOutputDefs = new string[] {
"Record type is {RECTYPE},",
" name is {NAME}",
" and number is {NUM}.",
" Void item here."
};
_config.SetOutputConsumer(l => { if (l != null)
{
_resultingLines.Add(l);
}
});
_resultingLines = new List <string>();
}
public void Process_IntakeFileAndSupplierPresent_SupplierWins()
{
//arrange
int inCnt = 0;
var config = new OrchestratorConfig();
config.InputFileNames = "C:\\non-existing-file.abc";
//config.IntakeTextSupplier = () => inCnt++ < 5 ? $"Line #{inCnt}" : null;
config.TextIntakeSupplier = () =>
{
return(inCnt++ < 5 ? $"Line #{inCnt}" : null);
};
var orchestrator = new EtlOrchestrator(config);
//act
var result = orchestrator.ExecuteAsync().Result;
//assert
result.CompletionStatus.Should().Be(CompletionStatus.IntakeDepleted); //note that InputFileNames would've caused InitializationError
result.RowsRead.Should().Be(5);
result.ClustersRead.Should().Be(5);
result.RowsWritten.Should().Be(5);
result.ClustersWritten.Should().Be(5);
inCnt.Should().Be(6);
}
public ClusterMarker_tests()
{
_config = new OrchestratorConfig
{
InputDataKind = KindOfTextData.Keyword
};
var sn = 0; //closure to facilitate SourceNo calculation (note that GetStringTupleSupplier calls the sourceNoEval function (provided as parameter below) exactly once per iteration)
_config.SetIntakeSupplier(new IntakeSupplierProvider(_intakeLines()).GetStringTupleSupplier(() => sn++ < 3 ? 1 : 2)); //first 3 - source 1, rest - source 2
_config.RetainQuotes = false;
_config.InputKeyPrefix = "@p";
// The DeferTransformation.Indefinitely setting below prevents Data Conveyer from linking clusteringBlock to transformingBlock.
// Without it, transformingBlock could randomly "steal" clusters from _resultsExtractor, which would cause randowm test failures.
_config.DeferTransformation = DeferTransformation.Indefinitely;
_config.AllowOnTheFlyInputFields = true;
_config.OutputConsumer = (t, gc) => { }; //throwaway consumer
//prepare extraction of the results from the pipeline
_resultingClusters = new ConcurrentQueue <KeyValCluster>();
_resultsExtractor = new ActionBlock <KeyValCluster>(c => _resultingClusters.Enqueue(c));
// AsserterOutput tuple: Item1=Ext, Item2=Header, Item3=Formatter, Item4=ExcFormatter
string ShowRec(ICluster c, int idx) => idx >= c.Count ? string.Empty : c[idx]?["NUM"] +"{" + c[idx].Count + "}"; // e.g. 223{4} means record with 4 items and item NUM = 223
AsserterOutput asserterOutputToCsv = (".csv",
"ClstrNo,NoOfRecs,Rec1,Rec2,Rec3,Rec4,Rec5,Rec6,Rec7,Rec8,Rec9,Rec10",
c => $"{ c.ClstrNo },{ c.Count },{ ShowRec(c,0) },{ ShowRec(c,1) },{ ShowRec(c,2) },{ ShowRec(c,3) },{ ShowRec(c,4) },{ ShowRec(c,5) },{ ShowRec(c,6) },{ ShowRec(c,7) },{ ShowRec(c,8) },{ ShowRec(c,9) }",
ex => ex.ToString().Split("\r\n").Select(l => "\"" + l.Replace('"', '\'') + "\"")
);
_traceableAsserter = new TraceableAsserter <KeyValCluster>("ClusterTestFailures\\", asserterOutputToCsv);
}
public void Initialize()
{
_config = new OrchestratorConfig();
_config.AllowTransformToAlterFields = true;
_config.PropertyBinEntities = PropertyBinAttachedTo.Clusters;
// simple type definitions, everything string, except for fields starting with I_ (int)
Func <string, ItemType> fldTypeFunc = key => key.StartsWith("I_") ? ItemType.Int : ItemType.String;
var initFldTypes = new ConcurrentDictionary <string, ItemType>();
Func <string, string> fldFormatFunc = key => string.Empty;
var initFldFormats = new ConcurrentDictionary <string, string>();
_typeDefs = new TypeDefinitions(fldTypeFunc, initFldTypes, fldFormatFunc, initFldFormats);
var items1 = new IItem[] { KeyValItem.CreateItem("IDCD_ID", "71941", _typeDefs),
KeyValItem.CreateItem("blah", "blahblah", _typeDefs),
KeyValItem.CreateItem("I_num", 243, _typeDefs) };
var items2 = new IItem[] { KeyValItem.CreateItem("I_#", 15, _typeDefs),
KeyValItem.CreateItem("Fld1", "data1", _typeDefs) };
var recs = new KeyValRecord[] { new KeyValRecord(items1, 16, 1, 0, null, null, null, _typeDefs, _config, null, ActionOnDuplicateKey.IgnoreItem),
new KeyValRecord(items2, 17, 1, 0, null, null, null, _typeDefs, _config, null, ActionOnDuplicateKey.IgnoreItem) };
_cluster = new KeyValCluster(recs, 9, 16, 1, null, new Dictionary <string, object>(), _typeDefs, _config, null); //clstr# 9 starting at rec# 16; AllowTransformToAlterFields is true
}
internal readonly Func <Phase, int, PhaseStatus> _processingStatusSupplier; // internal to allow ReadOnlyCluster ctor (& record specific transform providers) use the same processingStatusSupplier
//Note that KeyValCluster is constructed eagerly (recList will be consumed upon object creation)
internal KeyValCluster(IEnumerable <IRecord> recList,
int clstrNo,
int startRecNo,
int startSourceNo,
IGlobalCache globalCache,
IDictionary <string, object> propertyBin,
TypeDefinitions typeDefinitions,
OrchestratorConfig config,
Func <Phase, int, PhaseStatus> processingStatusSupplier)
{
this.ClstrNo = clstrNo;
this.StartRecNo = startRecNo;
this.StartSourceNo = startSourceNo;
//Note that StartSourceNo should match the 1st record, but to facilitate cloning, etc. it was decided to expose it
// separately as ctor parm as opposed to reading it like this: this.StartSourceNo = recList.Any() ? recList.First().SourceNo : 0;
this._recordColl = new RecordCollection(recList);
this.GlobalCache = globalCache;
this._typeDefinitions = typeDefinitions;
this._config = config;
this._processingStatusSupplier = processingStatusSupplier;
//Make sure all records have the ClstrNo matching the cluster they belong to:
this._recordColl.ForEach(r => (r as KeyValRecord)?.SetClstrNo(clstrNo));
PropertyBin = (_config.PropertyBinEntities & PropertyBinAttachedTo.Clusters) == PropertyBinAttachedTo.Clusters
? propertyBin ?? new Dictionary <string, object>() //"reuse" PB in case of cloning, creation of ReadOnlyCluster wrapper, etc.
: null; //null if Clusters flag not set in PropertyBinEntities
} //ctor
internal FileProcessor(string inFile, string outLocation)
{
var config = new OrchestratorConfig()
{
ReportProgress = true,
ProgressInterval = 1000,
ProgressChangedHandler = (s, e) => { if (e.Phase == Phase.Intake)
{
Console.Write($"\rProcessed {e.RecCnt:N0} records so far...");
}
},
PhaseFinishedHandler = (s, e) => { if (e.Phase == Phase.Intake)
{
Console.WriteLine($"\rProcessed {e.RecCnt:N0} records. Done! ");
}
},
InputDataKind = KindOfTextData.Delimited,
HeadersInFirstInputRow = true,
InputFileName = inFile,
TransformerType = TransformerType.RecordFilter,
RecordFilterPredicate = r => (string)r["NPPES Provider State"] == "NJ" && ((string)r["Specialty Description"]).ToLower() == "dentist",
OutputDataKind = KindOfTextData.Delimited,
HeadersInFirstOutputRow = true,
OutputFileName = outLocation + Path.DirectorySeparatorChar + Path.GetFileNameWithoutExtension(inFile) + "_NJ_dentists.csv"
};
Orchestrator = OrchestratorCreator.GetEtlOrchestrator(config);
}
internal FileProcessor(string inFile, string outLocation)
{
var outFileBody = outLocation + Path.DirectorySeparatorChar + Path.GetFileNameWithoutExtension(inFile);
var outFileExt = Path.GetExtension(inFile);
var config = new OrchestratorConfig()
{
GlobalCacheElements = new string[] { "LowCnt|0", "HighCnt|0", "AllCnt|0", "IsaElems", "GsElems" },
DefaultX12SegmentDelimiter = "~\r\n",
InputDataKind = KindOfTextData.X12,
InputFileName = inFile,
ClusterMarker = SegmentStartsCluster,
MarkerStartsCluster = true, //predicate (marker) matches the first record in cluster
PrependHeadCluster = true, // to contain ISA/GS segments for _high file
AppendFootCluster = true, // to contain IEA/GE segments for _high file
RecordInitiator = StoreIsaAndGsSegments,
PropertyBinEntities = PropertyBinAttachedTo.Clusters,
DeferTransformation = DeferTransformation.UntilRecordInitiation,
ConcurrencyLevel = 4,
TransformerType = TransformerType.Clusterbound,
ClusterboundTransformer = ProcessX12Transaction,
RouterType = RouterType.PerCluster,
ClusterRouter = SendToLowOrHigh,
OutputDataKind = KindOfTextData.X12,
OutputFileNames = outFileBody + "_low" + outFileExt + "|" + outFileBody + "_high" + outFileExt //1st: less than $1,000; 2nd: $1,000 or more
};
Orchestrator = OrchestratorCreator.GetEtlOrchestrator(config);
}
public void Initialize()
{
_config = new OrchestratorConfig(new MockLogger(LogEntrySeverity.Debug)); //log all levels
// simple type definitions, everything string
_typeDefs = new TypeDefinitions(k => ItemType.String, new ConcurrentDictionary <string, ItemType>(), k => string.Empty, new ConcurrentDictionary <string, string>());
}
protected OutputProvider(OrchestratorConfig config, IGlobalCache globalCache)
{
_config = config;
_globalCache = globalCache;
if (config.OutputFields == null)
{
_fieldsToUse = null; //this will be overwritten based on actual set of fields used (SetFieldsToUse method)
}
else //Output fields specified in config, they will drive output
{ //this list of field names will not be overwritten
_fieldsToUse = config.OutputFields.ListOfSingleElements(0)?.ToList();
Debug.Assert(_fieldsToUse.IsNonEmptyList()); //if specified, the list must be complete
//TODO: Error message instead of the above Assert (part of "config scrubber")
}
_outputToWriter = _config.AsyncOutput ? _config.AsyncOutputConsumer == OrchestratorConfig.DefaultAsyncOutputConsumer && (_config.OutputWriters != null || _config.OutputFileNames != null)
: _config.OutputConsumer == OrchestratorConfig.DefaultOutputConsumer && (_config.OutputWriters != null || _config.OutputFileNames != null);
_initErrorOccurred = new Lazy <bool>(() => !InitOutput());
_targets = new ConcurrentDictionary <int, LineCounts>();
_lastTargetNo = 1;
_atOutputStart = new SingleUseBool();
} //ctor
/// <summary>
/// Factory method that returns a concrete instance of the derived class
/// </summary>
/// <param name="config"></param>
/// <param name="globalCache"></param>
/// <param name="typeDefinitions"></param>
/// <param name="x12DelimitersForOutput"></param>
/// <returns></returns>
internal static IntakeProvider CreateProvider(OrchestratorConfig config, IGlobalCache globalCache, TypeDefinitions typeDefinitions, X12Delimiters x12DelimitersForOutput)
{
switch (config.InputDataKind)
{
case KindOfTextData.Raw:
return(new RawIntakeProvider(config, globalCache, typeDefinitions));
case KindOfTextData.Keyword:
return(new KwIntakeProvider(config, globalCache, typeDefinitions));
case KindOfTextData.Delimited:
return(new DelimitedIntakeProvider(config, globalCache, typeDefinitions));
case KindOfTextData.Flat:
return(new FlatIntakeProvider(config, globalCache, typeDefinitions));
case KindOfTextData.Arbitrary:
return(new ArbitraryIntakeProvider(config, globalCache, typeDefinitions));
case KindOfTextData.X12:
return(new X12IntakeProvider(config, globalCache, typeDefinitions, x12DelimitersForOutput));
case KindOfTextData.XML:
case KindOfTextData.JSON:
case KindOfTextData.UnboundJSON:
return(new XrecordIntakeProvider(config, globalCache, typeDefinitions));
default:
//TODO: Message - fatal error, undetermined type of intake data
return(null);
}
}
private async Task <(ProcessResult result, string output)> ProcessX12Async(TextReader reader)
{
var retVal = new StringBuilder();
var config = new OrchestratorConfig()
{
InputDataKind = KindOfTextData.X12,
AsyncIntake = true,
IntakeReader = () => reader,
ClusterMarker = SegmentStartsCluster,
MarkerStartsCluster = true, //predicate (marker) matches the first record in cluster
TransformerType = TransformerType.Universal,
AllowTransformToAlterFields = true,
UniversalTransformer = ExtractNeededElements,
OutputDataKind = KindOfTextData.JSON,
XmlJsonOutputSettings = "RecordNode|,IndentChars| ",
OutputWriter = () => new StringWriter(retVal)
};
ProcessResult result;
using (var orchtr = OrchestratorCreator.GetEtlOrchestrator(config))
{
result = await orchtr.ExecuteAsync();
}
return(result, retVal.ToString());
}
/// <summary>
/// Factory method that returns a concrete instance of the derived class
/// </summary>
/// <param name="config"></param>
/// <param name="globalCache"></param>
/// <param name="x12Delimiters"></param>
/// <returns></returns>
internal static OutputProvider CreateProvider(OrchestratorConfig config, IGlobalCache globalCache, X12Delimiters x12Delimiters)
{
switch (config.OutputDataKind)
{
case KindOfTextData.Raw:
return(new RawOutputProvider(config, globalCache));
case KindOfTextData.Keyword:
return(new KwOutputProvider(config, globalCache));
case KindOfTextData.Delimited:
return(new DelimitedOutputProvider(config, globalCache));
case KindOfTextData.Flat:
return(new FlatOutputProvider(config, globalCache));
case KindOfTextData.Arbitrary:
return(new ArbitraryOutputProvider(config, globalCache));
case KindOfTextData.X12:
return(new X12OutputProvider(config, globalCache, x12Delimiters));
case KindOfTextData.XML:
var allItemTypes = ItemType.Void | ItemType.Bool | ItemType.DateTime | ItemType.Decimal | ItemType.Int | ItemType.String;
return(new XrecordOutputProvider(allItemTypes, config, globalCache));
case KindOfTextData.JSON:
case KindOfTextData.UnboundJSON:
return(new XrecordOutputProvider(ItemType.DateTime, config, globalCache));
default:
//TODO: Message - fatal error, undetermined type of output data
return(null);
}
}
private readonly List <string> _resultingLines; //container of the test results
public EtlOrchestrator_tests_ProcessResult()
{
_fatalLogMsgs = new List <Tuple <LogEntrySeverity, string, LogEntry> >(); var mockFatalLogger = new Mock <ILogger>(); //records Fatal messages to _fatalLogMsgs (plus title box)
mockFatalLogger.Setup(l => l.LoggingThreshold).Returns(LogEntrySeverity.Fatal);
mockFatalLogger.Setup(l => l.Log(It.IsAny <LogEntry>()))
.Callback((LogEntry e) => { if (e.Severity <= LogEntrySeverity.Fatal)
{
_fatalLogMsgs.Add(Tuple.Create(e.Severity, e.MessageOnDemand(), e));
}
});
_config = new OrchestratorConfig(mockFatalLogger.Object)
{
InputDataKind = KindOfTextData.Keyword
};
_config.SetIntakeSupplier(new IntakeSupplierProvider(_intakeLines()).StringSupplier);
_config.RetainQuotes = false;
_config.InputKeyPrefix = "@p";
_config.ExcludeItemsMissingPrefix = false;
_config.ActionOnDuplicateKey = ActionOnDuplicateKey.IgnoreItem;
_config.TypeDefiner = key => key == "NUM" ? new ItemDef(ItemType.Int, null) : new ItemDef(ItemType.String, null); //NUM Int, everything else String
_config.ClusterMarker = (rec, prevRec, recCnt) => { return((string)rec["RECTYPE"] == "XYZ"); }; //records having @pRECTYPE=XYZ denote start of the cluster
_config.MarkerStartsCluster = true; //predicate matches the first record in cluster
_config.AllowOnTheFlyInputFields = true;
_config.TransformerType = TransformerType.ClusterFilter;
_config.OutputConsumer = (t, gc) => _resultingLines.Add(t?.Item1.Text); // place the lines on the list to be tested/asserted
//prepare extraction of the results from the pipeline
_resultingLines = new List <string>();
}
public void Process_OutputFileAndConsumererPresent_ConsumerWins()
{
//arrange
int inCnt = 0;
var outLines = new List <Tuple <ExternalLine, int> >();
var config = new OrchestratorConfig();
config.InputFileNames = "C:\\non-existing-file.abc";
config.IntakeSupplier = gc => inCnt++ < 3 ? $"Line #{inCnt}".ToExternalTuple() : null;
config.OutputConsumer = (tpl, gc) => outLines.Add(tpl);
var orchestrator = new EtlOrchestrator(config);
//act
var result = orchestrator.ExecuteAsync().Result;
//assert
result.CompletionStatus.Should().Be(CompletionStatus.IntakeDepleted); //note that either InputFileNames or OutputFileNames would've caused InitializationError
result.RowsRead.Should().Be(3);
result.ClustersRead.Should().Be(3);
result.RowsWritten.Should().Be(3);
result.ClustersWritten.Should().Be(3);
inCnt.Should().Be(4);
outLines.Count.Should().Be(4); //incl. EOD, i.e. null
outLines[0].Item1.Text.Should().Be("Line #1");
outLines[0].Item2.Should().Be(1);
outLines[2].Item1.Text.Should().Be("Line #3");
outLines[2].Item2.Should().Be(1);
outLines[3].Should().BeNull();
}
public void Initialize()
{
_config = new OrchestratorConfig();
//prepare extraction of the results from the pipeline
_resultingLines = new List <string>();
_inLines = _intakeLines().Select(l => l.ToExternalTuple()).ToList();
}
private readonly ActionBlock <KeyValCluster> _resultsDiscarder; //block to intercept output from the clustering block
public EtlOrchestrator_tests_FldNames()
{
_config = new OrchestratorConfig
{
DeferTransformation = DeferTransformation.Indefinitely //to prevent linking clusteringBlock to transformingBlock (which could steal clusters from results extractor)
};
_resultsDiscarder = new ActionBlock <KeyValCluster>(c => { }); // any output produced by the clustering block is irrelevant for these tests (and hence discarded)
}
public void Initialize()
{
_config = new OrchestratorConfig(new MockLogger(LogEntrySeverity.Warning));
//prepare extraction of the results from the pipeline
_resultingClusters = new List <KeyValCluster>();
_resultsExtractor = new ActionBlock <KeyValCluster>(c => _resultingClusters.Add(c));
_inLines = _intakeLines().Select(l => l.ToExternalTuple()).ToList();
}
/// <summary>
/// Ctor intended to be called by the CreateProvider method of the base class
/// </summary>
/// <param name="typesToConvertToString">Flags set for item types to be converted to string.</param>
/// <param name="config"></param>
/// <param name="globalCache"></param>
internal XrecordOutputProvider(ItemType typesToConvertToString, OrchestratorConfig config, IGlobalCache globalCache) : base(config, globalCache)
{
_typesToConvertToString = typesToConvertToString;
//For XML, all types are converted to string - this way the format (if set in ItemDef) is applied on output.
//For JSON, all types except for DateTime are NOT converted to string; this is because JSON natively represents data type (however, it doesn't support dates).
//Note that XrecordOutputProvider could be split into 2 separate output providers (XmlOutputProvider and JsonOutputProvider), in which case
//no typesToConvertToString would be needed (and it would directly fit into the strategy pattern).
//However, a single XrecordOutputProvider class allows for "symmetry" with Intake, where there is a single XrecordIntakeProvider.
//TODO: Consider splitting XrecordOutputProvider into XmlOutputProvider and JsonOutputProvider if performance slowdown is suspected.
}
/// <summary>
/// Ctor intended to be called by the CreateProvider method of the base class
/// </summary>
/// <param name="config"></param>
/// <param name="globalCache"></param>
/// <param name="typeDefinitions"></param>
/// <param name="x12DelimitersForOuput"></param>
internal X12IntakeProvider(OrchestratorConfig config, IGlobalCache globalCache, TypeDefinitions typeDefinitions, X12Delimiters x12DelimitersForOuput)
: base(config, globalCache, typeDefinitions, sNo => sNo == 0 ? "Segment" : string.Format("Elem{0:000}", sNo)) //in case of X12, fields are named: Segment, Elem001, Elem002,...
{
_x12DelimitersForOutput = x12DelimitersForOuput;
_x12FieldDelimiter = config.DefaultX12FieldDelimiter;
if (_x12FieldDelimiter == default(char))
{
_x12FieldDelimiter = '*';
}
}
public void Initialize()
{
_config = new OrchestratorConfig();
_xmlOutput1 = new StringBuilder();
_outputWriter1 = new StringWriter(_xmlOutput1);
_xmlOutput2 = new StringBuilder();
_outputWriter2 = new StringWriter(_xmlOutput2);
_inLines = _intakeLines().Select(l => l.ToExternalTuple()).ToList();
}
/// <summary>
/// Helper method that creates an orchestrator which intercepts output from a given block (e.g. ClusteringBlock or HoldingBlock)
/// and sends it directly to the results extractor.
/// Call to this method should be the last step of the arrange part for each test.
/// </summary>
/// <typeparam name="T">The output type of the intercepted block, e.g. KeyValCluster.</typeparam>
/// <param name="config">Orchestrator configuration to crate the orchestrator for.</param>
/// <param name="nameOfBlockToIntercept">Name of the last block of the pipeline as it appears in EtlOrchestrator class, e.g "_clusteringBlock" or "_holdingBlock".
/// This block must not be linked to other blocks.</param>
/// <param name="resultsExtractor">Action block that will be receiving clusters instead of the rest of the pipeline.</param>
/// <returns>The orchestrator just created.</returns>
internal static EtlOrchestrator GetTestOrchestrator <T>(OrchestratorConfig config, string nameOfBlockToIntercept, ActionBlock <T> resultsExtractor)
{
var orchestrator = new EtlOrchestrator(config);
var orchestratorPA = new PrivateAccessor(orchestrator);
var blockToIntercept = (ISourceBlock <T>)orchestratorPA.GetField(nameOfBlockToIntercept);
blockToIntercept.LinkTo(resultsExtractor, new DataflowLinkOptions {
PropagateCompletion = true
});
return(orchestrator);
}
private readonly ActionBlock <KeyValCluster> _resultsExtractor; //block to load results to container
public EtlOrchestrator_tests_DelimitedIntake()
{
_config = new OrchestratorConfig
{
InputDataKind = KindOfTextData.Delimited,
DeferTransformation = DeferTransformation.Indefinitely //to prevent linking clusteringBlock to transformingBlock (which could steal clusters from results extractor)
};
_resultingClusters = new ConcurrentQueue <KeyValCluster>();
_resultsExtractor = new ActionBlock <KeyValCluster>(c => _resultingClusters.Enqueue(c));
}
public void Initialize()
{
_config = new OrchestratorConfig();
//prepare extru of the results from the pipeline
_resultingLines = new List <string>();
var sn = 0; //to assign sourceNo in a round-robin fashion: 1,2,3,1,2,3,1,2
_inLines = _intakeLines().Select(l => l.ToExternalTuple(sn++ % 3 + 1)).ToList();
}
private readonly ConcurrentQueue <IReadOnlyDictionary <string, object> > _traceBinHistory; //will contain results to verify
public EtlOrchestrator_tests_TraceBin()
{
_config = new OrchestratorConfig
{
InputDataKind = KindOfTextData.X12
};
_config.SetIntakeSupplier(new IntakeSupplierProvider(_intakeLines()).StringSupplier);
//no type definitions (everything string)
_traceBinHistory = new ConcurrentQueue <IReadOnlyDictionary <string, object> >();
}
private readonly ActionBlock <KeyValCluster> _resultsExtractor; //block to load results to container
public EtlOrchestrator_tests_JsonIntake()
{
_config = new OrchestratorConfig
{
DeferTransformation = DeferTransformation.Indefinitely //to prevent linking clusteringBlock to transformingBlock (which could steal clusters from results extractor)
};
_intakeReader = new StringReader(_intake);
_resultingClusters = new ConcurrentQueue <KeyValCluster>();
_resultsExtractor = new ActionBlock <KeyValCluster>(c => _resultingClusters.Enqueue(c));
}
private readonly List <int> _fieldWidths; //fixed field widths
/// <summary>
/// Ctor intended to be called by the CreateProvider method of the base class
/// </summary>
/// <param name="config"></param>
/// <param name="globalCache"></param>
/// <param name="typeDefinitions"></param>
internal FlatIntakeProvider(OrchestratorConfig config, IGlobalCache globalCache, TypeDefinitions typeDefinitions) : base(config, globalCache, typeDefinitions)
{
//In case field widths only are configured (no field names) and no names in the header row, allow assignment of default names:
if (FieldsNamesFromConfig.IsEmptyList() && !_config.HeadersInFirstInputRow)
{
IncludeFieldsEnMasse(FieldsNamesFromConfig);
}
_fieldWidths = config.InputFields.ListOfSingleElements(1)
.ToListOfInts((config.DefaultInputFieldWidth == 0) ? 10 : config.DefaultInputFieldWidth) //in case of undefined default width, 10 will be used
.ToList();
}
private readonly ActionBlock <KeyValCluster> _resultsExtractor; //block to load results to container
public SimpleIntakeSupplier_tests()
{
_config = new OrchestratorConfig
{
InputDataKind = KindOfTextData.Raw
};
_config.SetIntakeSupplier(new IntakeSupplierProvider(_intakeLines()).StringSupplier);
_config.DeferTransformation = DeferTransformation.Indefinitely; //to prevent linking clusteringBlock to transformingBlock (which could steal clusters from results extractor)
_resultsExtractor = new ActionBlock <KeyValCluster>(c => _resultingClusters.Enqueue(c));
_resultingClusters = new ConcurrentQueue <KeyValCluster>();
}
public void Initialize()
{
_config = new OrchestratorConfig();
_config.AllowTransformToAlterFields = true;
// simple type definitions, everything string, except for fields starting with I_ (int)
Func <string, ItemType> fldTypeFunc = key => key.StartsWith("I_") ? ItemType.Int : ItemType.String;
var initFldTypes = new ConcurrentDictionary <string, ItemType>();
Func <string, string> fldFormatFunc = key => string.Empty;
var initFldFormats = new ConcurrentDictionary <string, string>();
_typeDefs = new TypeDefinitions(fldTypeFunc, initFldTypes, fldFormatFunc, initFldFormats);
}
