DataAnnotationsModelMetadata Class

2011-02-21

Provides a container for common metadata, for the DataAnnotationsModelMetadataProvider class, and for the DataAnnotationsModelValidator class for a data model.

Inheritance Hierarchy

System.Object
System.Web.Mvc.ModelMetadata
System.Web.Mvc.DataAnnotationsModelMetadata

Namespace: System.Web.Mvc
Assembly: System.Web.Mvc (in System.Web.Mvc.dll)

Syntax

'Declaration
Public Class DataAnnotationsModelMetadata _
    Inherits ModelMetadata

public class DataAnnotationsModelMetadata : ModelMetadata

public ref class DataAnnotationsModelMetadata : public ModelMetadata

The DataAnnotationsModelMetadata type exposes the following members.

Constructors

	Name	Description
	DataAnnotationsModelMetadata	Initializes a new instance of the DataAnnotationsModelMetadataProvider class.

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Properties

	Name	Description
	AdditionalValues	Gets a dictionary that contains additional metadata about the model. (Inherited from ModelMetadata.)
	ContainerType	Gets or sets the type of the container for the model. (Inherited from ModelMetadata.)
	ConvertEmptyStringToNull	Gets or sets a value that indicates whether empty strings that are posted back in forms should be converted to null reference (Nothing in Visual Basic). (Inherited from ModelMetadata.)
	DataTypeName	Gets or sets meta information about the data type. (Inherited from ModelMetadata.)
	Description	Gets or sets the description of the model. (Inherited from ModelMetadata.)
	DisplayFormatString	Gets or sets the display format string for the model. (Inherited from ModelMetadata.)
	DisplayName	Gets or sets the display name of the model. (Inherited from ModelMetadata.)
	EditFormatString	Gets or sets the edit format string of the model. (Inherited from ModelMetadata.)
	HideSurroundingHtml	Gets or sets a value that indicates whether the model object should be rendered using associated HTML elements. (Inherited from ModelMetadata.)
	IsComplexType	Gets or sets a value that indicates whether the model is a complex type. (Inherited from ModelMetadata.)
	IsNullableValueType	Gets a value that indicates whether the type is nullable. (Inherited from ModelMetadata.)
	IsReadOnly	Gets or sets a value that indicates whether the model is read-only. (Inherited from ModelMetadata.)
	IsRequired	Gets or sets a value that indicates whether the model is required. (Inherited from ModelMetadata.)
	Model	Gets the value of the model. (Inherited from ModelMetadata.)
	ModelType	Gets the type of the model. (Inherited from ModelMetadata.)
	NullDisplayText	Gets or sets the string to display for null values. (Inherited from ModelMetadata.)
	Properties	Gets a collection of model metadata objects that describe the properties of the model. (Inherited from ModelMetadata.)
	PropertyName	Gets the property name. (Inherited from ModelMetadata.)
	Provider	Gets or sets the provider. (Inherited from ModelMetadata.)
	ShortDisplayName	Gets or sets a short display name. (Inherited from ModelMetadata.)
	ShowForDisplay	Gets or sets a value that indicates whether the property should be displayed in read-only views such as list and detail views. (Inherited from ModelMetadata.)
	ShowForEdit	Gets or sets a value that indicates whether the model should be displayed in editable views. (Inherited from ModelMetadata.)
	SimpleDisplayText	Gets or sets the simple display string for the model. (Inherited from ModelMetadata.)
	TemplateHint	Gets or sets a hint that suggests what template to use for this model. (Inherited from ModelMetadata.)
	Watermark	Gets or sets a value that can be used as a watermark. (Inherited from ModelMetadata.)

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Methods

	Name	Description
	Equals	Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
	Finalize	Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection. (Inherited from Object.)
	GetDisplayName	Gets the display name for the model. (Inherited from ModelMetadata.)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	GetSimpleDisplayText	Returns simple text for the model data. (Overrides ModelMetadata.GetSimpleDisplayText().)
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	GetValidators	Gets a list of validators for the model. (Inherited from ModelMetadata.)
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)

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Remarks

DataAnnotationsModelMetadataProvider is the default metadata provider for MVC.

Examples

A Visual Studio project with source code is available to accompany this topic: Download.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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