Class TransformationRuleSource<TIn1, TIn2, TOut>

Represents the usage of a transformation rule with two input arguments in a relational pattern

Inheritance
object
TransformationRuleSource<TIn1, TIn2, TOut>
Implements
Inherited Members
Namespace: NMF.Transformations.Linq
Assembly: NMF.Transformations.dll
Syntax
public class TransformationRuleSource<TIn1, TIn2, TOut> : ITransformationRuleDependency, INotifyEnumerable<TransformationComputationWrapper<TIn1, TIn2, TOut>>, IEnumerable<TransformationComputationWrapper<TIn1, TIn2, TOut>>, INotifyEnumerable, IEnumerable, INotifyCollectionChanged, INotifiable, IDisposable where TIn1 : class where TIn2 : class where TOut : class
Type Parameters
Name Description
TIn1

The type of the first transformation rule input argument
TIn2

The type of the second transformation rule input argument
TOut

The transformation rule output type

Constructors

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TransformationRuleSource(TransformationRuleBase<TIn1, TIn2, TOut>, ITransformationContext)

Creates a new TransformationRuleSource instance for the given transformation rule in the given context

Declaration
public TransformationRuleSource(TransformationRuleBase<TIn1, TIn2, TOut> rule, ITransformationContext context)
Parameters
Type Name Description
TransformationRuleBase<TIn1, TIn2, TOut> rule

The transformation rule that should be used as source
ITransformationContext context

The context in which the computations should be used by the current instance

Properties

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Context

Gets the context in which the transformation rule source is active

Declaration
public ITransformationContext Context { get; }
Property Value
Type Description
ITransformationContext
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Dependencies

Nodes that notify this node.

Declaration
public IEnumerable<INotifiable> Dependencies { get; }
Property Value
Type Description
IEnumerable<INotifiable>
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ExecuteBefore

Gets or sets a value indicating whether the computation object should be forwarded before or after the dependencies are resolved

Declaration
public bool ExecuteBefore { get; set; }
Property Value
Type Description
bool
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ExecutionMetaData

Used by the execution engine during incremental execution.

Declaration
public ExecutionMetaData ExecutionMetaData { get; }
Property Value
Type Description
ExecutionMetaData
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Filter

Gets or sets the filter to be used to filter computations

Declaration
public Func<TransformationComputationWrapper<TIn1, TIn2, TOut>, bool> Filter { get; set; }
Property Value
Type Description
Func<TransformationComputationWrapper<TIn1, TIn2, TOut>, bool>
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Successors

The nodes that will get notified by this node.

Declaration
public ISuccessorList Successors { get; }
Property Value
Type Description
ISuccessorList
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TransformationRule

Gets the transformation rule this transformation rule source is responsible for

Declaration
public TransformationRuleBase<TIn1, TIn2, TOut> TransformationRule { get; }
Property Value
Type Description
TransformationRuleBase<TIn1, TIn2, TOut>

Methods

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Dispose()

Clears dependencies

Declaration
public void Dispose()
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Dispose(bool)

Clears dependencies

Declaration
protected virtual void Dispose(bool disposing)
Parameters
Type Name Description
bool disposing

A value indicating whether Dispose was called
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GetEnumerator()

Gets an enumerator that enumerates the collected computations so far

Declaration
public IEnumerator<TransformationComputationWrapper<TIn1, TIn2, TOut>> GetEnumerator()
Returns
Type Description
IEnumerator<TransformationComputationWrapper<TIn1, TIn2, TOut>>

An enumerator
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HandleDependency(Computation)

Receives a new computation from the computation rule

Declaration
public void HandleDependency(Computation computation)
Parameters
Type Name Description
Computation computation

The computation that is received
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Notify(IList<INotificationResult>)

Gets called when one of the dependencies signals a notification.

Declaration
public INotificationResult Notify(IList<INotificationResult> sources)
Parameters
Type Name Description
IList<INotificationResult> sources

Contains information about what triggered this notification.
Returns
Type Description
INotificationResult

An object describing the changes that happened in this notification.

Events

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CollectionChanged

Gets fired when new elements appear in the trace

Declaration
public event NotifyCollectionChangedEventHandler CollectionChanged
Event Type
Type Description
NotifyCollectionChangedEventHandler

Implements