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MetadataTypeAttribute Constructor

.NET Framework 4

Initializes a new instance of the MetadataTypeAttribute class.

Namespace: System.ComponentModel.DataAnnotations
Assembly: System.ComponentModel.DataAnnotations (in System.ComponentModel.DataAnnotations.dll)

Syntax

C++

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public MetadataTypeAttribute(
	Type metadataClassType
)

Parameters

metadataClassType: Type: System.Type
The metadata class to reference.

Exceptions

Exception	Condition
ArgumentNullException	metadataClassType is null.

Examples

The following example shows how to use the MetadataTypeAttribute to associate a metadata class with an entity partial class.

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[MetadataType(typeof(CustomerMetaData))]
public partial class Customer
{


}

Version Information

.NET Framework

Supported in: 4, 3.5 SP1

.NET Framework Client Profile

Supported in: 4

Platforms

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.

Reference

MetadataTypeAttribute Class

System.ComponentModel.DataAnnotations Namespace

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