System.ServiceModel.Security.UserNamePasswordServiceCredential.GetMembershipProviderValidator C# (CSharp) Method

        UserNamePasswordValidator GetMembershipProviderValidator()
        {
            MembershipProvider provider;

            if (this.membershipProvider != null)
            {
                provider = (MembershipProvider)this.membershipProvider;
            }
            else
            {
                provider = SystemWebHelper.GetMembershipProvider();
            }

            if (provider == null)
            {
                throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.MissingMembershipProvider)));
            }
            return UserNamePasswordValidator.CreateMembershipProviderValidator(provider);
        }