ExportProvider.TryGetExports Method
Microsoft Silverlight will reach end of support after October 2021. Learn more.
Gets all the exports that match the conditions of the specified import.
Namespace: System.ComponentModel.Composition.Hosting
Assembly: System.ComponentModel.Composition (in System.ComponentModel.Composition.dll)
Syntax
'Declaration
Public Function TryGetExports ( _
definition As ImportDefinition, _
atomicComposition As AtomicComposition, _
<OutAttribute> ByRef exports As IEnumerable(Of Export) _
) As Boolean
public bool TryGetExports(
ImportDefinition definition,
AtomicComposition atomicComposition,
out IEnumerable<Export> exports
)
Parameters
- definition
Type: System.ComponentModel.Composition.Primitives.ImportDefinition
The object that defines the conditions of the Export objects to get.
- atomicComposition
Type: System.ComponentModel.Composition.Hosting.AtomicComposition
The transactional container for the composition.
- exports
Type: System.Collections.Generic.IEnumerable<Export>%
When this method returns, contains a collection of Export objects that match the conditions defined by ImportDefinition, if found; otherwise, an empty IEnumerable<T> object. This parameter is passed uninitialized.
Return Value
Type: System.Boolean
true if Cardinality is ZeroOrOne or ZeroOrMore and there are zero Export objects that match the conditions of the specified ImportDefinition; true if Cardinality is ZeroOrOne or ExactlyOne and there is exactly one Export that matches the conditions of the specified ImportDefinition; otherwise, false.
Exceptions
| Exception | Condition |
|---|---|
| ArgumentNullException | definition is nulla null reference (Nothing in Visual Basic). |
Version Information
Silverlight
Supported in: 5, 4
Platforms
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.