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Validator.ValidateObject Method (Object, ValidationContext)

.NET Framework 4

Determines whether the specified object is valid using the validation context.

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

Syntax

C++

Copy

public static void ValidateObject(
	Object instance,
	ValidationContext validationContext
)

Parameters

instance: Type: System.Object
The object to validate.

validationContext: Type: System.ComponentModel.DataAnnotations.ValidationContext
The context that describes the object to validate.

Exceptions

Exception	Condition
ValidationException	The object is not valid.
ArgumentNullException	instance is null.

Remarks

This method evaluates each ValidationAttribute instance that is attached to the object type.

Version Information

.NET Framework

Supported in: 4

.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

Validator Class

ValidateObject Overload

System.ComponentModel.DataAnnotations Namespace

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FAQ

ValidateObject throws ArgumentNullException if ValidationContext is null

Altough the documentation does not specify it ValidateObject throws ArgumentNullException if ValidationContext is null.

This is bad for custom validations where often ValidationContext is null.

History

4/22/2012
Lorant Domokos