/// <summary>
/// GeneratePipeline_DataFlowSource_to_DataFlowDestination generates a TPL-DataFlowPipeline between two vertices of a graph.
/// v_source.UserDefinedObjects[0] has to be Type of IDataFlowSource
/// v_dest.UserDefinedObjects[0] has to be Type of IDataFlowDestination
/// </summary>
/// <param name="v_source"></param>
/// <param name="v_dest"></param>
/// <param name="ToCompleteCollection"></param>
/// <param name="WatingForCompletitionCollection"></param>
private void GeneratePipeline_DataFlowSource_to_DataFlowDestination(Vertex v_source, Vertex v_dest, ref List <object> ToCompleteCollection, ref List <object> WatingForCompletitionCollection, ref Dictionary <IDataFlowSource <DS>, object> DataFlowReaderCollection)
{
IDataFlowSource <DS> t_b_source = (IDataFlowSource <DS>)v_source.UserDefinedObjects[0];
IDataFlowDestination <DS> dest = (IDataFlowDestination <DS>)v_dest.UserDefinedObjects[0];
TransformBlock <DS, DS> t_b_dummy = new TransformBlock <DS, DS>(DS => { return(DS); }
, new ExecutionDataflowBlockOptions {
MaxDegreeOfParallelism = this.MaxDegreeOfParallelism
});
ToCompleteCollection.Add(t_b_dummy);
v_dest.UserDefinedObjects.Add(t_b_dummy);
DataFlowReaderCollection.Add(t_b_source, t_b_dummy);
var bacthBlock = new BatchBlock <DS>(BatchSize);
var DataFlowDestinationBlock = new ActionBlock <DS[]>(outp => dest.WriteBatch(outp));
t_b_dummy.LinkTo(bacthBlock, linkOptions);
bacthBlock.LinkTo(DataFlowDestinationBlock, linkOptions);
t_b_dummy.Completion.ContinueWith(t => { bacthBlock.Complete(); });
bacthBlock.Completion.ContinueWith(t => { DataFlowDestinationBlock.Complete(); });
WatingForCompletitionCollection.Add(DataFlowDestinationBlock);
}
private void onAttachHabdler(object instance, object data)
{
IDataFlowSource sourceObject = instance as IDataFlowSource;
if (sourceObject == null)
{
if (instance is RAIS_R)
{
sourceObject = ((RAIS_R)instance).Instance as IDataFlowSource;
}
}
if (sourceObject != null)
{
sourceObject.OnPushProperty += (DelegateSinkPushValue)data;
}
}
/// <summary>
/// Creates a new pipeline engine ready to run under the <paramref name="context"/> recording events that occur to <paramref name="listener"/>.
/// </summary>
/// <param name="context"></param>
/// <param name="source"></param>
/// <param name="destination"></param>
/// <param name="listener"></param>
/// <param name="pipelineSource"></param>
public DataFlowPipelineEngine(DataFlowPipelineContext <T> context, IDataFlowSource <T> source,
IDataFlowDestination <T> destination, IDataLoadEventListener listener,
IPipeline pipelineSource = null)
{
Source = source;
Destination = destination;
_context = context;
_listener = listener;
ComponentObjects = new List <object>();
if (pipelineSource != null)
{
_name = pipelineSource.Name;
}
else
{
_name = "Undefined pipeline";
}
}
private void DataFlowReadersExecute(ref Dictionary <IDataFlowSource <DS>, object> DataFlowReaderCollection)
{
foreach (KeyValuePair <IDataFlowSource <DS>, object> kvp in DataFlowReaderCollection)
{
IDataFlowSource <DS> source = kvp.Key;
if (kvp.Value.GetType() == typeof(TransformBlock <DS, DS>))
{
source.Read((TransformBlock <DS, DS>)kvp.Value);
}
else if (kvp.Value.GetType() == typeof(TransformManyBlock <DS, DS>))
{
source.Read((TransformManyBlock <DS, DS>)kvp.Value);
}
else if (kvp.Value.GetType() == typeof(BroadcastBlock <DS>))
{
source.Read((BroadcastBlock <DS>)kvp.Value);
}
else
{
throw new Exception(string.Format("Type {0} in DoDataFlowReaderCollection is not implemented.", kvp.Value.GetType()));
}
}
}
public LookupTransformation(IDataFlowSource <TSourceOutput> lookupSource, Func <TInput, TInput> transformationFunc, List <TSourceOutput> lookupList)
: this(lookupSource, transformationFunc)
{
LookupData = lookupList;
}
public LookupTransformation(IDataFlowSource <TSourceOutput> lookupSource, Func <TInput, TInput> transformationFunc)
: this(lookupSource)
{
TransformationFunc = transformationFunc;
}
public LookupTransformation(IDataFlowSource <TSourceOutput> lookupSource) : this()
{
Source = lookupSource;
}
public void AddLink(object sourceObject,
string sourcePropertyName,
Type[] indexer,
object destinationObject,
string destinationPropertyName)
{
Dictionary <string, Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > > > v1 = null;
object src = sourceObject;
if (sourceObject is string && _objectManager != null)
{
src = _objectManager.FindElement(sourceObject.ToString());
}
if (this.ContainsKey(src))
{
v1 = this[src];
}
if (v1 == null)
{
v1 = new Dictionary <string, Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > > >();
this.Add(src, v1);
IDataFlowSource source = sourceObject as IDataFlowSource;
if (source != null)
{
source.OnPushProperty += new DelegateSinkPushValue(SinkPushValue);
}
else
{
if (_objectManager != null && sourceObject is string)
{
string path = sourceObject.ToString();
if (path.Length > 1)
{
delegateOnGetInstance eh = new delegateOnGetInstance(onAttachHabdler);
_objectManager.WorkOnAllInstances(path, eh, new DelegateSinkPushValue(SinkPushValue));
}
}
}
}
Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > > v2;
if (v1.ContainsKey(sourcePropertyName))
{
v2 = v1[sourcePropertyName];
}
else
{
v2 = new Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > >();
v1.Add(sourcePropertyName, v2);
}
Dictionary <object, Dictionary <string, DL_DataDestination> > v3 = null;
Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > > .Enumerator e2 = v2.GetEnumerator();
while (e2.MoveNext())
{
if (e2.Current.Key.IsSameSignature(indexer))
{
v3 = e2.Current.Value;
break;
}
}
if (v3 == null)
{
v3 = new Dictionary <object, Dictionary <string, DL_DataDestination> >();
v2.Add(new DL_Indexer(indexer), v3);
}
Dictionary <string, DL_DataDestination> v4;
if (v3.ContainsKey(destinationObject))
{
v4 = v3[destinationObject];
}
else
{
v4 = new Dictionary <string, DL_DataDestination>();
v3.Add(destinationObject, v4);
}
if (!v4.ContainsKey(destinationPropertyName))
{
v4.Add(destinationPropertyName, new DL_DataDestination());
}
}
/// <summary>
/// push value from source to destination
/// </summary>
/// <param name="sender">data source</param>
/// <param name="propertyName">source property</param>
/// <param name="parameters">indexer</param>
/// <param name="value">value to send</param>
public void SinkPushValue(IDataFlowSource sender, string propertyName, object[] parameters, object value)
{
Dictionary <string, Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > > > v1 = null;
if (this.ContainsKey(sender))
{
v1 = this[sender];
}
else
{
foreach (object v in this.Keys)
{
if (v is RAIS_A)
{
if (((RAIS_A)v).IsInstance(sender))
{
v1 = this[v];
break;
}
}
}
}
if (v1 != null)
{
if (_dataSources == null)
{
_dataSources = new Hashtable();
}
if (_dataSources.ContainsKey(sender))
{
return;
}
_dataSources.Add(sender, v1);
try
{
Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > > v2;
if (v1.ContainsKey(propertyName))
{
v2 = v1[propertyName];
Dictionary <object, Dictionary <string, DL_DataDestination> > v3 = null;
Dictionary <DL_Indexer, Dictionary <object, Dictionary <string, DL_DataDestination> > > .Enumerator e2 = v2.GetEnumerator();
while (e2.MoveNext())
{
if (e2.Current.Key.IsSameSignature(parameters))
{
v3 = e2.Current.Value;
break;
}
}
if (v3 != null)
{
Dictionary <object, Dictionary <string, DL_DataDestination> > .Enumerator e3 = v3.GetEnumerator();
while (e3.MoveNext())
{
Dictionary <string, DL_DataDestination> .Enumerator e4 = e3.Current.Value.GetEnumerator();
while (e4.MoveNext())
{
if (e3.Current.Key is Type)
{
EventInfo ei = ((Type)e3.Current.Key).GetEvent("OnVOBStaticSetValue", BindingFlags.Static);
if (ei != null)
{
MethodInfo mi = ei.GetRaiseMethod(true);
mi.Invoke(null, new object[] { sender, e4.Current.Key, parameters, value });
}
}
else
{
if (e3.Current.Key is string)
{
OM_Assign oa = new OM_Assign(e4.Current.Key, value, parameters);
delegateOnGetInstance h = new delegateOnGetInstance(onSetValue);
_objectManager.WorkOnAllInstances(e3.Current.Key.ToString(), h, oa);
}
else
{
setValue(e3.Current.Key, e4.Current.Key, parameters, value);
}
}
}
}
}
}
}
catch
{
throw;
}
finally
{
_dataSources.Remove(sender);
}
}
}
public Lookup(Func <TTransformationInput, TTransformationOutput> rowTransformationFunc, IDataFlowSource <TSourceOutput> source, List <TSourceOutput> lookupList) : this()
{
RowTransformationFunc = rowTransformationFunc;
Source = source;
LookupList = lookupList;
}
/// <summary>
/// Initializes the given <paramref name="component"/> by calling all <see cref="IPipelineRequirement{T}"/> it implements with the appropriate
/// input object <paramref name="parameters"/>
/// </summary>
public void PreInitialize(IDataLoadEventListener listener, IDataFlowSource <T> component, params object[] parameters)
{
PreInitializeComponentWithAllObjects(listener, component, parameters);
}
