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Class ExtensibleMetadataProvider

Extracts metadata for classes and properties and applies information from system wide editor extenders registered in MetadataHandlerRegistry.

Inheritance
System.Object
ExtensibleMetadataProvider
Namespace: EPiServer.Shell.ObjectEditing
Assembly: EPiServer.Shell.dll
Version: 9.12.2
Syntax
[ServiceConfiguration(typeof(ExtensibleMetadataProvider), Lifecycle = ServiceInstanceScope.Singleton)]
public class ExtensibleMetadataProvider : ExtendedDataAnnotationsModelMetadataProvider

Constructors

ExtensibleMetadataProvider()

Initializes a new instance of the ExtensibleMetadataProvider class.

Declaration
[Obsolete("Use the parameterized constructor with the most parameters")]
public ExtensibleMetadataProvider()

ExtensibleMetadataProvider(MetadataHandlerRegistry)

Initializes a new instance of the ExtensibleMetadataProvider class.

Declaration
[Obsolete("Use the parameterized constructor with the most parameters")]
public ExtensibleMetadataProvider(MetadataHandlerRegistry metadataHandlerRegistry)
Parameters
Type Name Description
MetadataHandlerRegistry metadataHandlerRegistry

The metadata registry.

ExtensibleMetadataProvider(MetadataHandlerRegistry, LocalizationService)

Initializes a new instance of the ExtensibleMetadataProvider class.

Declaration
[Obsolete("Use the parameterized constructor with the most parameters")]
public ExtensibleMetadataProvider(MetadataHandlerRegistry metadataHandlerRegistry, LocalizationService localizationService)
Parameters
Type Name Description
MetadataHandlerRegistry metadataHandlerRegistry

The metadata registry.

LocalizationService localizationService

The localization service.

ExtensibleMetadataProvider(MetadataHandlerRegistry, LocalizationService, ServiceAccessor<HttpContextBase>)

Initializes a new instance of the ExtensibleMetadataProvider class.

Declaration
public ExtensibleMetadataProvider(MetadataHandlerRegistry metadataHandlerRegistry, LocalizationService localizationService, ServiceAccessor<HttpContextBase> httpContext)
Parameters
Type Name Description
MetadataHandlerRegistry metadataHandlerRegistry

The metadata registry.

LocalizationService localizationService

The localization service.

ServiceAccessor<System.Web.HttpContextBase> httpContext

Access to the current HTTP context

ExtensibleMetadataProvider(MetadataHandlerRegistry, LocalizationService, HttpContextBase)

Initializes a new instance of the ExtensibleMetadataProvider class.

Declaration
[Obsolete("Use the parameterized constructor with the most parameters")]
public ExtensibleMetadataProvider(MetadataHandlerRegistry metadataHandlerRegistry, LocalizationService localizationService, HttpContextBase httpContextBase)
Parameters
Type Name Description
MetadataHandlerRegistry metadataHandlerRegistry

The metadata registry.

LocalizationService localizationService

The localization service.

System.Web.HttpContextBase httpContextBase

HttpContextBase

Properties

MetadataHandlerRegistry

Gets the metadata handler registry.

Declaration
public virtual MetadataHandlerRegistry MetadataHandlerRegistry { get; }
Property Value
Type Description
MetadataHandlerRegistry

The metadata handler registry.

Methods

CreateMetadata(IEnumerable<Attribute>, Type, Func<Object>, Type, String)

Gets the metadata for the specified property.

Declaration
protected override ModelMetadata CreateMetadata(IEnumerable<Attribute> attributes, Type containerType, Func<object> modelAccessor, Type modelType, string propertyName)
Parameters
Type Name Description
System.Collections.Generic.IEnumerable<System.Attribute> attributes

The attributes.

System.Type containerType

The type of the container.

System.Func<System.Object> modelAccessor

The model accessor.

System.Type modelType

The type of the model.

System.String propertyName

The name of the property.

Returns
Type Description
System.Web.Mvc.ModelMetadata

The metadata for the property.

Overrides

GetMetadataForProperties(ExtendedMetadata, Object, Type, IMetadataProvider)

Gets the metadata for properties.

Declaration
public virtual IEnumerable<ExtendedMetadata> GetMetadataForProperties(ExtendedMetadata parent, object container, Type containerType, IMetadataProvider customProvider)
Parameters
Type Name Description
ExtendedMetadata parent

The parent metadata.

System.Object container

The container.

System.Type containerType

Type of the container.

IMetadataProvider customProvider

The custom provider.

Returns
Type Description
System.Collections.Generic.IEnumerable<ExtendedMetadata>

The metadata for the properties of a given object/type.

Extension Methods