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//------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
//------------------------------------------------------------
namespace System.IdentityModel.Selectors
{
using System.IdentityModel.Tokens;
using System.Web.Security;
public abstract class UserNamePasswordValidator
{
static UserNamePasswordValidator none;
public static UserNamePasswordValidator None
{
get
{
if (none == null)
none = new NoneUserNamePasswordValidator();
return none;
}
}
public static UserNamePasswordValidator CreateMembershipProviderValidator(MembershipProvider provider)
{
if (provider == null)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("provider");
return new MembershipProviderValidator(provider);
}
public abstract void Validate(string userName, string password);
class NoneUserNamePasswordValidator : UserNamePasswordValidator
{
public override void Validate(string userName, string password)
{
}
}
class MembershipProviderValidator : UserNamePasswordValidator
{
MembershipProvider provider;
public MembershipProviderValidator(MembershipProvider provider)
{
this.provider = provider;
}
public override void Validate(string userName, string password)
{
if (!this.provider.ValidateUser(userName, password))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new SecurityTokenValidationException(
SR.GetString(SR.UserNameAuthenticationFailed, this.provider.GetType().Name)));
}
}
}
}
}
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