Class LookupTransformation<TInput, TSourceOutput>

A lookup task - data from the input can be enriched with data retrieved from the lookup source.

Inheritance
System.Object
GenericTask
DataFlowTask
DataFlowTransformation<TInput, TInput>
LookupTransformation<TInput, TSourceOutput>
LookupTransformation
Implements
IDataFlowTransformation<TInput, TInput>
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: ETLBox.DataFlow.Transformations
Assembly: ETLBox.dll
Syntax
public class LookupTransformation<TInput, TSourceOutput> : DataFlowTransformation<TInput, TInput>, IDataFlowTransformation<TInput, TInput>, IDataFlowLinkSource<TInput>, IDataFlowLinkTarget<TInput>, ITask
Type Parameters
Name Description
TInput

Type of data input and output
TSourceOutput

Type of lookup data

Constructors

LookupTransformation()

Declaration
public LookupTransformation()

LookupTransformation(IDataFlowSource<TSourceOutput>)

Declaration
public LookupTransformation(IDataFlowSource<TSourceOutput> lookupSource)
Parameters
Type Name Description
IDataFlowSource<TSourceOutput> lookupSource

LookupTransformation(IDataFlowSource<TSourceOutput>, Func<TInput, TInput>)

Declaration
public LookupTransformation(IDataFlowSource<TSourceOutput> lookupSource, Func<TInput, TInput> transformationFunc)
Parameters
Type Name Description
IDataFlowSource<TSourceOutput> lookupSource
System.Func<TInput, TInput> transformationFunc

LookupTransformation(IDataFlowSource<TSourceOutput>, Func<TInput, TInput>, List<TSourceOutput>)

Declaration
public LookupTransformation(IDataFlowSource<TSourceOutput> lookupSource, Func<TInput, TInput> transformationFunc, List<TSourceOutput> lookupList)
Parameters
Type Name Description
IDataFlowSource<TSourceOutput> lookupSource
System.Func<TInput, TInput> transformationFunc
System.Collections.Generic.List<TSourceOutput> lookupList

Properties

LookupData

Declaration
public List<TSourceOutput> LookupData { get; set; }
Property Value
Type Description
System.Collections.Generic.List<TSourceOutput>

Source

Declaration
public IDataFlowSource<TSourceOutput> Source { get; set; }
Property Value
Type Description
IDataFlowSource<TSourceOutput>

SourceBlock

Declaration
public override ISourceBlock<TInput> SourceBlock { get; }
Property Value
Type Description
System.Threading.Tasks.Dataflow.ISourceBlock<TInput>
Overrides
ETLBox.DataFlow.DataFlowTransformation<TInput, TInput>.SourceBlock

TargetBlock

Declaration
public override ITargetBlock<TInput> TargetBlock { get; }
Property Value
Type Description
System.Threading.Tasks.Dataflow.ITargetBlock<TInput>
Overrides
ETLBox.DataFlow.DataFlowTransformation<TInput, TInput>.TargetBlock

TaskName

Declaration
public override string TaskName { get; set; }
Property Value
Type Description
System.String
Overrides

TransformationFunc

Declaration
public Func<TInput, TInput> TransformationFunc { get; set; }
Property Value
Type Description
System.Func<TInput, TInput>

Methods

LinkLookupSourceErrorTo(IDataFlowLinkTarget<ETLBoxError>)

Declaration
public void LinkLookupSourceErrorTo(IDataFlowLinkTarget<ETLBoxError> target)
Parameters
Type Name Description
IDataFlowLinkTarget<ETLBoxError> target

LinkLookupTransformationErrorTo(IDataFlowLinkTarget<ETLBoxError>)

Declaration
public void LinkLookupTransformationErrorTo(IDataFlowLinkTarget<ETLBoxError> target)
Parameters
Type Name Description
IDataFlowLinkTarget<ETLBoxError> target

Implements