ContractBasedImportDefinition.RequiredMetadata Property

Definition

Namespace:

System.ComponentModel.Composition.Primitives

Assembly:

System.ComponentModel.Composition.dll

Package:

System.ComponentModel.Composition v9.0.0

Source:

ContractBasedImportDefinition.cs

Gets the metadata names of the export required by the import definition.

public:
 virtual property System::Collections::Generic::IEnumerable<System::Collections::Generic::KeyValuePair<System::String ^, Type ^>> ^ RequiredMetadata { System::Collections::Generic::IEnumerable<System::Collections::Generic::KeyValuePair<System::String ^, Type ^>> ^ get(); };

public virtual System.Collections.Generic.IEnumerable<System.Collections.Generic.KeyValuePair<string,Type>> RequiredMetadata { get; }

member this.RequiredMetadata : seq<System.Collections.Generic.KeyValuePair<string, Type>>

Public Overridable ReadOnly Property RequiredMetadata As IEnumerable(Of KeyValuePair(Of String, Type))

Property Value

IEnumerable<KeyValuePair<String,Type>>

A collection of String objects that contain the metadata names of the Export objects required by the ContractBasedImportDefinition. The default is an empty IEnumerable<T> collection.

Remarks

Overrides of this property should never return null or return an IEnumerable<T> collection that contains an element that is null. If the definition does not contain required metadata, return an empty IEnumerable<T> collection instead.