示例#1
0
        internal static bool TryCreate(BindingElementCollection elements, out Binding binding)
        {
            binding = null;
            if (elements.Count > 6)
            {
                return(false);
            }

            // collect all binding elements
            PrivacyNoticeBindingElement   privacy   = null;
            TransactionFlowBindingElement txFlow    = null;
            ReliableSessionBindingElement session   = null;
            SecurityBindingElement        security  = null;
            MessageEncodingBindingElement encoding  = null;
            HttpTransportBindingElement   transport = null;

            foreach (BindingElement element in elements)
            {
                if (element is SecurityBindingElement)
                {
                    security = element as SecurityBindingElement;
                }
                else if (element is TransportBindingElement)
                {
                    transport = element as HttpTransportBindingElement;
                }
                else if (element is MessageEncodingBindingElement)
                {
                    encoding = element as MessageEncodingBindingElement;
                }
                else if (element is TransactionFlowBindingElement)
                {
                    txFlow = element as TransactionFlowBindingElement;
                }
                else if (element is ReliableSessionBindingElement)
                {
                    session = element as ReliableSessionBindingElement;
                }
                else if (element is PrivacyNoticeBindingElement)
                {
                    privacy = element as PrivacyNoticeBindingElement;
                }
                else
                {
                    return(false);
                }
            }

            if (transport == null)
            {
                return(false);
            }
            if (encoding == null)
            {
                return(false);
            }

            if (!transport.AuthenticationScheme.IsSingleton())
            {
                //multiple authentication schemes selected -- not supported in StandardBindings
                return(false);
            }

            HttpsTransportBindingElement httpsTransport = transport as HttpsTransportBindingElement;

            if ((security != null) && (httpsTransport != null) && (httpsTransport.RequireClientCertificate != TransportDefaults.RequireClientCertificate))
            {
                return(false);
            }

            if (null != privacy || !WSHttpBinding.TryCreate(security, transport, session, txFlow, out binding))
            {
                if (!WSFederationHttpBinding.TryCreate(security, transport, privacy, session, txFlow, out binding))
                {
                    if (!WS2007HttpBinding.TryCreate(security, transport, session, txFlow, out binding))
                    {
                        if (!WS2007FederationHttpBinding.TryCreate(security, transport, privacy, session, txFlow, out binding))
                        {
                            return(false);
                        }
                    }
                }
            }

            if (txFlow == null)
            {
                txFlow = GetDefaultTransactionFlowBindingElement();
                if ((binding is WS2007HttpBinding) || (binding is WS2007FederationHttpBinding))
                {
                    txFlow.TransactionProtocol = TransactionProtocol.WSAtomicTransaction11;
                }
            }

            WSHttpBindingBase wSHttpBindingBase = binding as WSHttpBindingBase;

            wSHttpBindingBase.InitializeFrom(transport, encoding, txFlow, session);
            if (!wSHttpBindingBase.IsBindingElementsMatch(transport, encoding, txFlow, session))
            {
                return(false);
            }

            return(true);
        }
示例#2
0
        internal static bool TryCreate(BindingElementCollection elements, out Binding binding)
        {
            binding = null;
            if (elements.Count > 6)
            {
                return(false);
            }
            PrivacyNoticeBindingElement privacy = null;

            System.ServiceModel.Channels.TransactionFlowBindingElement tfbe = null;
            System.ServiceModel.Channels.ReliableSessionBindingElement rsbe = null;
            SecurityBindingElement        sbe       = null;
            MessageEncodingBindingElement encoding  = null;
            HttpTransportBindingElement   transport = null;

            foreach (BindingElement element7 in elements)
            {
                if (element7 is SecurityBindingElement)
                {
                    sbe = element7 as SecurityBindingElement;
                }
                else if (element7 is TransportBindingElement)
                {
                    transport = element7 as HttpTransportBindingElement;
                }
                else if (element7 is MessageEncodingBindingElement)
                {
                    encoding = element7 as MessageEncodingBindingElement;
                }
                else if (element7 is System.ServiceModel.Channels.TransactionFlowBindingElement)
                {
                    tfbe = element7 as System.ServiceModel.Channels.TransactionFlowBindingElement;
                }
                else if (element7 is System.ServiceModel.Channels.ReliableSessionBindingElement)
                {
                    rsbe = element7 as System.ServiceModel.Channels.ReliableSessionBindingElement;
                }
                else if (element7 is PrivacyNoticeBindingElement)
                {
                    privacy = element7 as PrivacyNoticeBindingElement;
                }
                else
                {
                    return(false);
                }
            }
            if (transport == null)
            {
                return(false);
            }
            if (encoding == null)
            {
                return(false);
            }
            if (((privacy != null) || !WSHttpBinding.TryCreate(sbe, transport, rsbe, tfbe, out binding)) && ((!WSFederationHttpBinding.TryCreate(sbe, transport, privacy, rsbe, tfbe, out binding) && !WS2007HttpBinding.TryCreate(sbe, transport, rsbe, tfbe, out binding)) && !WS2007FederationHttpBinding.TryCreate(sbe, transport, privacy, rsbe, tfbe, out binding)))
            {
                return(false);
            }
            if (tfbe == null)
            {
                tfbe = GetDefaultTransactionFlowBindingElement();
                if ((binding is WS2007HttpBinding) || (binding is WS2007FederationHttpBinding))
                {
                    tfbe.TransactionProtocol = TransactionProtocol.WSAtomicTransaction11;
                }
            }
            WSHttpBindingBase base2 = binding as WSHttpBindingBase;

            base2.InitializeFrom(transport, encoding, tfbe, rsbe);
            if (!base2.IsBindingElementsMatch(transport, encoding, tfbe, rsbe))
            {
                return(false);
            }
            return(true);
        }