Add a certificate property to a DataServiceContext

reference.partial.cs

 namespace ODataSample
 {
        public partial class Entities
        {
                private X509Certificate _clientCertificate = null;
                public X509Certificate ClientCertificate
                {
                        get
                        {
                                return _clientCertificate;
                        }
                        set
                        {
                                if (value == null)
                                {
                                        if (_clientCertificate != null)
                                                this.SendingRequest -= OnSendingRequest_AddCertificate;
                                }
                                else
                                {
                                        if (_clientCertificate == null)
                                                this.SendingRequest += OnSendingRequest_AddCertificate;
                                }
                        }
                        _clientCertificate = value;
                }

                private void OnSendingRequest_AddCertificate(object sender, SendingRequestEventArgs args)
                {
                        if (null != ClientCertificate)
                                (args.Request as HttpWebRequest).ClientCertificates.Add(ClientCertificate);
                }
        }
}