ExtensionManager.GetExtension<TInterfaceType> Method (ExtensionHandle)
Finds an extension in the current ExtensionManager of type IExtension and configuration as the object that is identified by the ExtensionHandle parameter value.
Namespace: Microsoft.Data.Schema.Extensibility
Assembly: Microsoft.Data.Schema (in Microsoft.Data.Schema.dll)
Syntax
'Declaration
Public Function GetExtension(Of TInterfaceType As {Class, IExtension}) ( _
extensionHandle As ExtensionHandle _
) As ExtensionHandle(Of TInterfaceType)
public ExtensionHandle<TInterfaceType> GetExtension<TInterfaceType>(
ExtensionHandle extensionHandle
)
where TInterfaceType : class, IExtension
public:
generic<typename TInterfaceType>
where TInterfaceType : ref class, IExtension
ExtensionHandle<TInterfaceType>^ GetExtension(
ExtensionHandle^ extensionHandle
)
member GetExtension :
extensionHandle:ExtensionHandle -> ExtensionHandle<'TInterfaceType> when 'TInterfaceType : not struct and IExtension
JScript does not support generic types or methods.
Type Parameters
- TInterfaceType
A Type that inherits from IExtension.
Parameters
- extensionHandle
Type: Microsoft.Data.Schema.Extensibility.ExtensionHandle
The ExtensionHandle<TInterfaceType> of an object of type IExtension to find.
Return Value
Type: Microsoft.Data.Schema.Extensibility.ExtensionHandle<TInterfaceType>
An ExtensionHandle<TInterfaceType> of the specified TInterfaceType that has been loaded.
Remarks
This method is used extension handles are deserialized. A deserialized ExtensionHandle<TInterfaceType> object must be passed to this method first before it is used.
If no matching ExtensionHandle<TInterfaceType> is found, the method returns nulla null reference (Nothing in Visual Basic).
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.