ExportProvider.GetExports Method (Type, Type, String)

Gets all the exports with the specified contract name.

Namespace:  System.ComponentModel.Composition.Hosting
Assembly:  System.ComponentModel.Composition (in System.ComponentModel.Composition.dll)

public IEnumerable<Lazy<Object, Object>> GetExports(
	Type type,
	Type metadataViewType,
	string contractName


Type: System.Type

The type parameter of the Lazy<T, TMetadata> objects to return.

Type: System.Type

The type of the metadata view of the Lazy<T, TMetadata> objects to return.

Type: System.String

The contract name of the Lazy<T, TMetadata> object to return, or null or an empty string ("") to use the default contract name.

Return Value

Type: System.Collections.Generic.IEnumerable<Lazy<Object, Object>>
A collection of all the Lazy<T, TMetadata> objects for the contract matching contractName.


The CompositionContainer object has been disposed of.


type is null.


metadataViewType is not a valid metadata view type.

The default contract name is the result of calling the GetContractName method on type.

The contract name is compared by using the Ordinal property to perform a case-sensitive, non-linguistic comparison.

.NET Framework

Supported in: 4.5, 4

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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