Articolo
11/18/2011

ValidationContext Class

Microsoft Silverlight will reach end of support after October 2021. Learn more.

Provides information about a type or member to validate.

Inheritance Hierarchy

System.Object
System.ComponentModel.DataAnnotations.ValidationContext

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

Syntax

'Declaration
Public NotInheritable Class ValidationContext _
    Implements IServiceProvider

public sealed class ValidationContext : IServiceProvider

The ValidationContext type exposes the following members.

Constructors

	Name	Description
	ValidationContext(Object)	Initializes a new instance of the ValidationContext class with the specified object to validate.
	ValidationContext(Object, IDictionary<Object, Object>)	Initializes a new instance of the ValidationContext class with the specified object to validate and a collection of values related to validation.
	ValidationContext(Object, IServiceProvider, IDictionary<Object, Object>)	Initializes a new instance of the ValidationContext class with the specified object to validate, a service provider that enables validation methods to access external services, and a collection of values related to validation.

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Properties

	Name	Description
	DisplayName	Gets or sets the name to display to users for the member to validate.
	Items	Gets the collection of values associated with the validation request.
	MemberName	Gets or sets the programmatic name of the member to validate.
	ObjectInstance	Gets the object to validate.
	ObjectType	Gets the type of the object to validate.

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Methods

	Name	Description
	Equals(Object)	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 the Object is reclaimed by garbage collection. (Inherited from Object.)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	GetService	Retrieves an instance of the service to use during validation.
	GetType	Gets the Type of the current instance. (Inherited from Object.)
	InitializeServiceProvider	Initializes the ValidationContext with a service provider that can return service instances of the specified type when the GetService method is called.
	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

The ValidationContext class describes the type or member on which validation is performed. It also enables validation routines to reference services that are available through the GetService method of the IServiceProvider interface.

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.

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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