public object CreateChannel(Type channelType, EndpointAddress address, Uri via)
{
if (via == null)
{
via = this.ClientRuntime.Via;
if (via == null)
{
via = address.Uri;
}
}
ServiceChannel serviceChannel = this.CreateServiceChannel(address, via);
serviceChannel.Proxy = CreateProxy(channelType, channelType, MessageDirection.Input, serviceChannel);
serviceChannel.ClientRuntime.GetRuntime().InitializeChannel((IClientChannel)serviceChannel.Proxy);
OperationContext current = OperationContext.Current;
if ((current != null) && (current.InstanceContext != null))
{
current.InstanceContext.WmiChannels.Add((IChannel)serviceChannel.Proxy);
serviceChannel.WmiInstanceContext = current.InstanceContext;
}
return(serviceChannel.Proxy);
}
public TChannel CreateChannel <TChannel>(EndpointAddress address, Uri via)
{
if (via == null)
{
via = this.ClientRuntime.Via;
if (via == null)
{
via = address.Uri;
}
}
ServiceChannel serviceChannel = this.CreateServiceChannel(address, via);
serviceChannel.Proxy = CreateProxy <TChannel>(MessageDirection.Input, serviceChannel);
IClientChannel clientChannel = serviceChannel.Proxy as IClientChannel;
if (clientChannel == null)
{
clientChannel = serviceChannel;
}
serviceChannel.ClientRuntime.GetRuntime().InitializeChannel(clientChannel);
OperationContext current = OperationContext.Current;
if ((current != null) && (current.InstanceContext != null))
{
current.InstanceContext.WmiChannels.Add((IChannel)serviceChannel.Proxy);
}
return((TChannel)serviceChannel.Proxy);
}
public static Task CreateTask(ServiceChannel channel, IMethodCallMessage methodCall, ProxyOperationRuntime operation)
{
if (operation.TaskTResult == ServiceReflector.VoidType)
{
return(TaskCreator.CreateTask(channel, operation, methodCall.InArgs));
}
return(TaskCreator.CreateGenericTask(channel, operation, methodCall.InArgs));
}
internal static object CreateProxy <TChannel>(MessageDirection direction, ServiceChannel serviceChannel)
{
if (!typeof(TChannel).IsInterface())
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SRServiceModel.SFxChannelFactoryTypeMustBeInterface));
}
return(ServiceChannelProxy.CreateProxy <TChannel>(direction, serviceChannel));
}
internal ServiceChannelProxy(System.Type interfaceType, System.Type proxiedType, MessageDirection direction, ServiceChannel serviceChannel) : base(proxiedType)
{
if (!MessageDirectionHelper.IsDefined(direction))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new ArgumentOutOfRangeException("direction"));
}
this.interfaceType = interfaceType;
this.proxiedType = proxiedType;
this.serviceChannel = serviceChannel;
this.proxyRuntime = serviceChannel.ClientRuntime.GetRuntime();
this.methodDataCache = new MethodDataCache();
this.objectWrapper = new MbrObject(this, proxiedType);
}
public virtual ServiceChannel CreateServiceChannel(EndpointAddress address, Uri via)
{
IChannelBinder binder = this.CreateInnerChannelBinder(address, via);
ServiceChannel channel = new ServiceChannel(this, binder);
if (binder is DuplexChannelBinder)
{
DuplexChannelBinder binder2 = binder as DuplexChannelBinder;
binder2.ChannelHandler = new ChannelHandler(this.messageVersion, binder, channel);
binder2.DefaultCloseTimeout = this.DefaultCloseTimeout;
binder2.DefaultSendTimeout = this.DefaultSendTimeout;
binder2.IdentityVerifier = this.clientRuntime.IdentityVerifier;
}
return(channel);
}
public virtual ServiceChannel CreateServiceChannel(EndpointAddress address, Uri via)
{
IChannelBinder binder = CreateInnerChannelBinder(address, via);
ServiceChannel serviceChannel = new ServiceChannel(this, binder);
if (binder is DuplexChannelBinder)
{
DuplexChannelBinder duplexChannelBinder = binder as DuplexChannelBinder;
duplexChannelBinder.ChannelHandler = new ChannelHandler(MessageVersion, binder, serviceChannel);
duplexChannelBinder.DefaultCloseTimeout = DefaultCloseTimeout;
duplexChannelBinder.DefaultSendTimeout = DefaultSendTimeout;
duplexChannelBinder.IdentityVerifier = _clientRuntime.IdentityVerifier;
}
return(serviceChannel);
}
// ServiceChannelProxy serves 2 roles. It is the TChannel proxy called by the client,
// and it is also the handler of those calls that dispatches them to the appropriate service channel.
// In .Net Remoting terms, it is conceptually the same as a RealProxy and a TransparentProxy combined.
internal static TChannel CreateProxy <TChannel>(MessageDirection direction, ServiceChannel serviceChannel)
{
TChannel proxy = DispatchProxy.Create <TChannel, ServiceChannelProxy>();
if (proxy == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.Format(SR.FailedToCreateTypedProxy, typeof(TChannel))));
}
ServiceChannelProxy channelProxy = (ServiceChannelProxy)(object)proxy;
channelProxy._proxiedType = typeof(TChannel);
channelProxy._serviceChannel = serviceChannel;
channelProxy._proxyRuntime = serviceChannel.ClientRuntime.GetRuntime();
channelProxy._methodDataCache = new MethodDataCache();
return(proxy);
}
public static Task <T> CreateGenericTask <T>(ServiceChannel channel, ProxyOperationRuntime operation, object[] inputParameters)
{
Func <IAsyncResult, T> endCallDelegate = (asyncResult) =>
{
OperationContext originalOperationContext = OperationContext.Current;
OperationContext.Current = asyncResult.AsyncState as OperationContext;
try
{
return((T)channel.EndCall(operation.Action, ProxyOperationRuntime.EmptyArray, asyncResult));
}
finally
{
OperationContext.Current = originalOperationContext;
}
};
return(Task <T> .Factory.FromAsync <ServiceChannel, ProxyOperationRuntime, object[]>(beginCallDelegate, endCallDelegate, channel, operation, inputParameters, OperationContext.Current));
}
static Task CreateTask(ServiceChannel channel, ProxyOperationRuntime operation, object[] inputParameters)
{
Action <IAsyncResult> endCallDelegate = (asyncResult) =>
{
Fx.Assert(asyncResult != null, "'asyncResult' MUST NOT be NULL.");
OperationContext originalOperationContext = OperationContext.Current;
OperationContext.Current = asyncResult.AsyncState as OperationContext;
try
{
channel.EndCall(operation.Action, ProxyOperationRuntime.EmptyArray, asyncResult);
}
finally
{
OperationContext.Current = originalOperationContext;
}
};
return(Task.Factory.FromAsync(beginCallDelegate, endCallDelegate, channel, operation, inputParameters, OperationContext.Current));
}
private static Task CreateTask(ServiceChannel channel, ProxyOperationRuntime operation, object[] inputParameters)
{
TaskCompletionSource <object> tcs = new TaskCompletionSource <object>();
bool completedCallback = false;
Action <IAsyncResult> endCallDelegate = (asyncResult) =>
{
Contract.Assert(asyncResult != null, "'asyncResult' MUST NOT be NULL.");
completedCallback = true;
OperationContext originalOperationContext = OperationContext.Current;
OperationContext.Current = asyncResult.AsyncState as OperationContext;
try
{
channel.EndCall(operation.Action, Array.Empty <object>(), asyncResult);
tcs.TrySetResult(null);
}
catch (Exception e)
{
tcs.TrySetException(e);
}
finally
{
OperationContext.Current = originalOperationContext;
}
};
try
{
IAsyncResult ar = ServiceChannel.BeginCall(channel, operation, inputParameters, new AsyncCallback(endCallDelegate), OperationContext.Current);
if (ar.CompletedSynchronously && !completedCallback)
{
endCallDelegate(ar);
}
}
catch (Exception e)
{
tcs.TrySetException(e);
}
return(tcs.Task);
}
internal static object CreateProxy(Type interfaceType, Type proxiedType, MessageDirection direction, ServiceChannel serviceChannel)
{
if (!proxiedType.IsInterface)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString("SFxChannelFactoryTypeMustBeInterface")));
}
ServiceChannelProxy proxy = new ServiceChannelProxy(interfaceType, proxiedType, direction, serviceChannel);
return(proxy.GetTransparentProxy());
}
internal static object CreateProxy(Type interfaceType, Type proxiedType, MessageDirection direction, ServiceChannel serviceChannel)
{
throw ExceptionHelper.PlatformNotSupported();
}
static Task CreateGenericTask(ServiceChannel channel, ProxyOperationRuntime operation, object[] inputParameters)
{
Func <ServiceChannel, ProxyOperationRuntime, object[], Task> createTaskDelegate = GetOrCreateTaskDelegate(operation.TaskTResult);
return(createTaskDelegate(channel, operation, inputParameters));
}
