public static ServiceChannelFactory BuildChannelFactory(ServiceEndpoint serviceEndpoint, bool useActiveAutoClose) { if (serviceEndpoint == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("serviceEndpoint"); } serviceEndpoint.EnsureInvariants(); serviceEndpoint.ValidateForClient(); ChannelRequirements requirements; ContractDescription contractDescription = serviceEndpoint.Contract; ChannelRequirements.ComputeContractRequirements(contractDescription, out requirements); BindingParameterCollection parameters; ClientRuntime clientRuntime = DispatcherBuilder.BuildProxyBehavior(serviceEndpoint, out parameters); Binding binding = serviceEndpoint.Binding; Type[] requiredChannels = ChannelRequirements.ComputeRequiredChannels(ref requirements); CustomBinding customBinding = new CustomBinding(binding); BindingContext context = new BindingContext(customBinding, parameters); InternalDuplexBindingElement internalDuplexBindingElement = null; InternalDuplexBindingElement.AddDuplexFactorySupport(context, ref internalDuplexBindingElement); customBinding = new CustomBinding(context.RemainingBindingElements); customBinding.CopyTimeouts(serviceEndpoint.Binding); foreach (Type type in requiredChannels) { if (type == typeof(IOutputChannel) && customBinding.CanBuildChannelFactory <IOutputChannel>(parameters)) { return(new ServiceChannelFactoryOverOutput(customBinding.BuildChannelFactory <IOutputChannel>(parameters), clientRuntime, binding)); } if (type == typeof(IRequestChannel) && customBinding.CanBuildChannelFactory <IRequestChannel>(parameters)) { return(new ServiceChannelFactoryOverRequest(customBinding.BuildChannelFactory <IRequestChannel>(parameters), clientRuntime, binding)); } if (type == typeof(IDuplexChannel) && customBinding.CanBuildChannelFactory <IDuplexChannel>(parameters)) { if (requirements.usesReply && binding.CreateBindingElements().Find <TransportBindingElement>().ManualAddressing) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException( SR.GetString(SR.CantCreateChannelWithManualAddressing))); } return(new ServiceChannelFactoryOverDuplex(customBinding.BuildChannelFactory <IDuplexChannel>(parameters), clientRuntime, binding)); } if (type == typeof(IOutputSessionChannel) && customBinding.CanBuildChannelFactory <IOutputSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverOutputSession(customBinding.BuildChannelFactory <IOutputSessionChannel>(parameters), clientRuntime, binding, false)); } if (type == typeof(IRequestSessionChannel) && customBinding.CanBuildChannelFactory <IRequestSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverRequestSession(customBinding.BuildChannelFactory <IRequestSessionChannel>(parameters), clientRuntime, binding, false)); } if (type == typeof(IDuplexSessionChannel) && customBinding.CanBuildChannelFactory <IDuplexSessionChannel>(parameters)) { if (requirements.usesReply && binding.CreateBindingElements().Find <TransportBindingElement>().ManualAddressing) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException( SR.GetString(SR.CantCreateChannelWithManualAddressing))); } return(new ServiceChannelFactoryOverDuplexSession(customBinding.BuildChannelFactory <IDuplexSessionChannel>(parameters), clientRuntime, binding, useActiveAutoClose)); } } foreach (Type type in requiredChannels) { // For SessionMode.Allowed or SessionMode.NotAllowed we will accept session-ful variants as well if (type == typeof(IOutputChannel) && customBinding.CanBuildChannelFactory <IOutputSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverOutputSession(customBinding.BuildChannelFactory <IOutputSessionChannel>(parameters), clientRuntime, binding, true)); } if (type == typeof(IRequestChannel) && customBinding.CanBuildChannelFactory <IRequestSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverRequestSession(customBinding.BuildChannelFactory <IRequestSessionChannel>(parameters), clientRuntime, binding, true)); } // and for SessionMode.Required, it is possible that the InstanceContextProvider is handling the session management, so // accept datagram variants if that is the case if (type == typeof(IRequestSessionChannel) && customBinding.CanBuildChannelFactory <IRequestChannel>(parameters) && customBinding.GetProperty <IContextSessionProvider>(parameters) != null) { return(new ServiceChannelFactoryOverRequest(customBinding.BuildChannelFactory <IRequestChannel>(parameters), clientRuntime, binding)); } } // we put a lot of work into creating a good error message, as this is a common case Dictionary <Type, byte> supportedChannels = new Dictionary <Type, byte>(); if (customBinding.CanBuildChannelFactory <IOutputChannel>(parameters)) { supportedChannels.Add(typeof(IOutputChannel), 0); } if (customBinding.CanBuildChannelFactory <IRequestChannel>(parameters)) { supportedChannels.Add(typeof(IRequestChannel), 0); } if (customBinding.CanBuildChannelFactory <IDuplexChannel>(parameters)) { supportedChannels.Add(typeof(IDuplexChannel), 0); } if (customBinding.CanBuildChannelFactory <IOutputSessionChannel>(parameters)) { supportedChannels.Add(typeof(IOutputSessionChannel), 0); } if (customBinding.CanBuildChannelFactory <IRequestSessionChannel>(parameters)) { supportedChannels.Add(typeof(IRequestSessionChannel), 0); } if (customBinding.CanBuildChannelFactory <IDuplexSessionChannel>(parameters)) { supportedChannels.Add(typeof(IDuplexSessionChannel), 0); } throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(ChannelRequirements.CantCreateChannelException( supportedChannels.Keys, requiredChannels, binding.Name)); }
public static ServiceChannelFactory BuildChannelFactory(ServiceEndpoint serviceEndpoint, bool useActiveAutoClose) { ChannelRequirements requirements; BindingParameterCollection parameters; if (serviceEndpoint == null) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("serviceEndpoint"); } serviceEndpoint.EnsureInvariants(); serviceEndpoint.ValidateForClient(); ChannelRequirements.ComputeContractRequirements(serviceEndpoint.Contract, out requirements); System.ServiceModel.Dispatcher.ClientRuntime clientRuntime = DispatcherBuilder.BuildProxyBehavior(serviceEndpoint, out parameters); Binding binding = serviceEndpoint.Binding; System.Type[] requiredChannels = ChannelRequirements.ComputeRequiredChannels(ref requirements); CustomBinding binding2 = new CustomBinding(binding); BindingContext context = new BindingContext(binding2, parameters); InternalDuplexBindingElement internalDuplexBindingElement = null; InternalDuplexBindingElement.AddDuplexFactorySupport(context, ref internalDuplexBindingElement); binding2 = new CustomBinding(context.RemainingBindingElements); binding2.CopyTimeouts(serviceEndpoint.Binding); foreach (System.Type type in requiredChannels) { if ((type == typeof(IOutputChannel)) && binding2.CanBuildChannelFactory <IOutputChannel>(parameters)) { return(new ServiceChannelFactoryOverOutput(binding2.BuildChannelFactory <IOutputChannel>(parameters), clientRuntime, binding)); } if ((type == typeof(IRequestChannel)) && binding2.CanBuildChannelFactory <IRequestChannel>(parameters)) { return(new ServiceChannelFactoryOverRequest(binding2.BuildChannelFactory <IRequestChannel>(parameters), clientRuntime, binding)); } if ((type == typeof(IDuplexChannel)) && binding2.CanBuildChannelFactory <IDuplexChannel>(parameters)) { if (requirements.usesReply && binding.CreateBindingElements().Find <TransportBindingElement>().ManualAddressing) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.ServiceModel.SR.GetString("CantCreateChannelWithManualAddressing"))); } return(new ServiceChannelFactoryOverDuplex(binding2.BuildChannelFactory <IDuplexChannel>(parameters), clientRuntime, binding)); } if ((type == typeof(IOutputSessionChannel)) && binding2.CanBuildChannelFactory <IOutputSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverOutputSession(binding2.BuildChannelFactory <IOutputSessionChannel>(parameters), clientRuntime, binding, false)); } if ((type == typeof(IRequestSessionChannel)) && binding2.CanBuildChannelFactory <IRequestSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverRequestSession(binding2.BuildChannelFactory <IRequestSessionChannel>(parameters), clientRuntime, binding, false)); } if ((type == typeof(IDuplexSessionChannel)) && binding2.CanBuildChannelFactory <IDuplexSessionChannel>(parameters)) { if (requirements.usesReply && binding.CreateBindingElements().Find <TransportBindingElement>().ManualAddressing) { throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(System.ServiceModel.SR.GetString("CantCreateChannelWithManualAddressing"))); } return(new ServiceChannelFactoryOverDuplexSession(binding2.BuildChannelFactory <IDuplexSessionChannel>(parameters), clientRuntime, binding, useActiveAutoClose)); } } foreach (System.Type type2 in requiredChannels) { if ((type2 == typeof(IOutputChannel)) && binding2.CanBuildChannelFactory <IOutputSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverOutputSession(binding2.BuildChannelFactory <IOutputSessionChannel>(parameters), clientRuntime, binding, true)); } if ((type2 == typeof(IRequestChannel)) && binding2.CanBuildChannelFactory <IRequestSessionChannel>(parameters)) { return(new ServiceChannelFactoryOverRequestSession(binding2.BuildChannelFactory <IRequestSessionChannel>(parameters), clientRuntime, binding, true)); } if (((type2 == typeof(IRequestSessionChannel)) && binding2.CanBuildChannelFactory <IRequestChannel>(parameters)) && (binding2.GetProperty <IContextSessionProvider>(parameters) != null)) { return(new ServiceChannelFactoryOverRequest(binding2.BuildChannelFactory <IRequestChannel>(parameters), clientRuntime, binding)); } } Dictionary <System.Type, byte> dictionary = new Dictionary <System.Type, byte>(); if (binding2.CanBuildChannelFactory <IOutputChannel>(parameters)) { dictionary.Add(typeof(IOutputChannel), 0); } if (binding2.CanBuildChannelFactory <IRequestChannel>(parameters)) { dictionary.Add(typeof(IRequestChannel), 0); } if (binding2.CanBuildChannelFactory <IDuplexChannel>(parameters)) { dictionary.Add(typeof(IDuplexChannel), 0); } if (binding2.CanBuildChannelFactory <IOutputSessionChannel>(parameters)) { dictionary.Add(typeof(IOutputSessionChannel), 0); } if (binding2.CanBuildChannelFactory <IRequestSessionChannel>(parameters)) { dictionary.Add(typeof(IRequestSessionChannel), 0); } if (binding2.CanBuildChannelFactory <IDuplexSessionChannel>(parameters)) { dictionary.Add(typeof(IDuplexSessionChannel), 0); } throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(ChannelRequirements.CantCreateChannelException(dictionary.Keys, requiredChannels, binding.Name)); }