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RequiredAttributeAdapter Class

.NET Framework 4.5

Provides an adapter for the RequiredAttribute attribute.

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

public sealed class RequiredAttributeAdapter : DataAnnotationsModelValidator<RequiredAttribute>

The RequiredAttributeAdapter type exposes the following members.

  NameDescription
Public methodRequiredAttributeAdapterInitializes a new instance of the RequiredAttributeAdapter class.
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  NameDescription
Protected propertyAttributeGets the validation attribute for the model validator. (Inherited from DataAnnotationsModelValidator.)
Protected propertyErrorMessageGets the error message for a validation failure. (Inherited from DataAnnotationsModelValidator.)
Public propertyIsRequiredGets a value that indicates whether the model is required (that is, whether the validation attribute in the Attribute property is a RequiredAttribute attribute). (Inherited from DataAnnotationsModelValidator.)
Protected propertyMetadataWhen implemented in a derived class, gets the metadata for the model validator. (Inherited from ModelValidator.)
Protected propertyModelBindingExecutionContextWhen implemented in a derived class, gets the execution context. (Inherited from ModelValidator.)
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  NameDescription
Public methodEquals(Object)Determines whether the specified object is equal to the current object. (Inherited from Object.)
Public methodGetHashCodeServes as the default hash function. (Inherited from Object.)
Public methodGetTypeGets the Type of the current instance. (Inherited from Object.)
Public methodToStringReturns a string that represents the current object. (Inherited from Object.)
Public methodValidateReturns a list of validation error messages for the model. (Inherited from DataAnnotationsModelValidator.)
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.NET Framework

Supported in: 4.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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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