Class AddByName<TMetadata>

Given a list of names and a factory creating IExpressionMetadata, inject the metadata into all the column specified by the name.

Inheritance

Object

LoggingTransformerBase

AddByName<TMetadata>

Implements

IMetricsPlanTransformer

Inherited Members

LoggingTransformerBase.Logger

LoggingTransformerBase.TransformerName

LoggingTransformerBase.Transform(MetricsPlan, IMetricsPlanValidator)

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: Mangrove.MetricSetTransformers.Metadata

Assembly: MetricSetTransformers.dll

Syntax

public class AddByName<TMetadata> : LoggingTransformerBase, IMetricsPlanTransformer where TMetadata : class, IExpressionMetadata

Type Parameters

Name	Description
TMetadata	A type of metadata to inject.

Remarks

NOTE: the metadata WILL OVERRIDE the existing metadata if a column with a specified name already has such metadata, since we are using WithMetadata<T>(ColumnReference, T) to add the metadata to the columns.

Constructors

AddByName(Func<ColumnReference, TMetadata>, IEnumerable<String>, ILogger)

Declaration

public AddByName(Func<ColumnReference, TMetadata> factory, IEnumerable<string> names, ILogger logger = null)

Parameters

Type	Name	Description
Func<ColumnReference, TMetadata>	factory
IEnumerable<String>	names
ILogger	logger

Methods

TransformWithTracing(MetricsPlan, IMetricsPlanValidator)

Declaration

public override MetricsPlan TransformWithTracing(MetricsPlan plan, IMetricsPlanValidator validator)

Parameters

Type	Name	Description
MetricsPlan	plan
IMetricsPlanValidator	validator

Returns

Type	Description
MetricsPlan

Overrides

LoggingTransformerBase.TransformWithTracing(MetricsPlan, IMetricsPlanValidator)

Implements

IMetricsPlanTransformer

Extension Methods

ObjectExtensions.EventId(Object)