This documentation is archived and is not being maintained.

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

.NET Framework Client Profile

Supported in: 4

Portable Class Library

Supported in: Portable Class Library

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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