internal DispatchRuntime(ClientRuntime proxyRuntime, SharedRuntimeState shared)
: this(shared)
{
ClientRuntime = proxyRuntime ?? throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull(nameof(proxyRuntime));
_instanceProvider = new CallbackInstanceProvider();
_channelDispatcher = new ChannelDispatcher(shared);
_instanceContextProvider = InstanceContextProviderBase.GetProviderForMode(InstanceContextMode.PerSession, this);
Fx.Assert(!shared.IsOnServer, "Client constructor called on server?");
}
internal DispatchRuntime(System.ServiceModel.Dispatcher.ClientRuntime proxyRuntime, SharedRuntimeState shared) : this(shared)
{
if (proxyRuntime == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperArgumentNull("proxyRuntime");
}
this.proxyRuntime = proxyRuntime;
this.instanceProvider = new CallbackInstanceProvider();
this.channelDispatcher = new System.ServiceModel.Dispatcher.ChannelDispatcher(shared);
this.instanceContextProvider = InstanceContextProviderBase.GetProviderForMode(InstanceContextMode.PerSession, this);
}
internal bool CanUnload(InstanceContext instanceContext)
{
if (InstanceContextProviderBase.IsProviderSingleton(this.instanceContextProvider))
{
return(false);
}
if ((!InstanceContextProviderBase.IsProviderPerCall(this.instanceContextProvider) && !InstanceContextProviderBase.IsProviderSessionful(this.instanceContextProvider)) && !this.instanceContextProvider.IsIdle(instanceContext))
{
this.instanceContextProvider.NotifyIdle(InstanceContext.NotifyIdleCallback, instanceContext);
return(false);
}
return(true);
}
internal bool CanUnload(InstanceContext instanceContext)
{
if (InstanceContextProviderBase.IsProviderSingleton(this.instanceContextProvider))
{
return(false);
}
if (InstanceContextProviderBase.IsProviderPerCall(this.instanceContextProvider) ||
InstanceContextProviderBase.IsProviderSessionful(this.instanceContextProvider))
{
return(true);
}
//User provided InstanceContextProvider. Call the provider to check for idle.
if (!this.instanceContextProvider.IsIdle(instanceContext))
{
this.instanceContextProvider.NotifyIdle(InstanceContext.NotifyIdleCallback, instanceContext);
return(false);
}
return(true);
}
private void TransferChannelFromPendingList(ref MessageRpc rpc)
{
if (rpc.Channel.IsPending)
{
rpc.Channel.IsPending = false;
ChannelDispatcher channelDispatcher = rpc.Channel.ChannelDispatcher;
IInstanceContextProvider provider = _instance.InstanceContextProvider;
if (!InstanceContextProviderBase.IsProviderSessionful(provider) &&
!InstanceContextProviderBase.IsProviderSingleton(provider))
{
IChannel proxy = rpc.Channel.Proxy as IChannel;
if (!rpc.InstanceContext.IncomingChannels.Contains(proxy))
{
channelDispatcher.Channels.Add(proxy);
}
}
channelDispatcher.PendingChannels.Remove(rpc.Channel.Binder.Channel);
}
}
internal MessageRpc(RequestContext requestContext, Message request, DispatchOperationRuntime operation,
ServiceChannel channel, ServiceHostBase host, ChannelHandler channelHandler, bool cleanThread,
OperationContext operationContext, InstanceContext instanceContext, EventTraceActivity eventTraceActivity)
{
Fx.Assert((operationContext != null), "System.ServiceModel.Dispatcher.MessageRpc.MessageRpc(), operationContext == null");
Fx.Assert(channelHandler != null, "System.ServiceModel.Dispatcher.MessageRpc.MessageRpc(), channelHandler == null");
this.Activity = null;
this.EventTraceActivity = eventTraceActivity;
this.AsyncResult = null;
this.CanSendReply = true;
this.Channel = channel;
this.channelHandler = channelHandler;
this.Correlation = EmptyArray.Allocate(operation.Parent.CorrelationCount);
this.CorrelationCallback = null;
this.DidDeserializeRequestBody = false;
this.TransactionMessageProperty = null;
this.TransactedBatchContext = null;
this.Error = null;
this.ErrorProcessor = null;
this.FaultInfo = new ErrorHandlerFaultInfo(request.Version.Addressing.DefaultFaultAction);
this.HasSecurityContext = false;
this.Host = host;
this.Instance = null;
this.MessageRpcOwnsInstanceContextThrottle = false;
this.NextProcessor = null;
this.NotUnderstoodHeaders = null;
this.Operation = operation;
this.OperationContext = operationContext;
this.paused = false;
this.ParametersDisposed = false;
this.ReceiveContext = null;
this.Request = request;
this.RequestContext = requestContext;
this.RequestContextThrewOnReply = false;
this.SuccessfullySendReply = false;
this.RequestVersion = request.Version;
this.Reply = null;
this.ReplyTimeoutHelper = new TimeoutHelper();
this.SecurityContext = null;
this.InstanceContext = instanceContext;
this.SuccessfullyBoundInstance = false;
this.SuccessfullyIncrementedActivity = false;
this.SuccessfullyLockedInstance = false;
this.switchedThreads = !cleanThread;
this.transaction = null;
this.InputParameters = null;
this.OutputParameters = null;
this.ReturnParameter = null;
this.isInstanceContextSingleton = InstanceContextProviderBase.IsProviderSingleton(this.Channel.DispatchRuntime.InstanceContextProvider);
this.invokeContinueGate = null;
if (!operation.IsOneWay && !operation.Parent.ManualAddressing)
{
this.RequestID = request.Headers.MessageId;
this.ReplyToInfo = new RequestReplyCorrelator.ReplyToInfo(request);
}
else
{
this.RequestID = null;
this.ReplyToInfo = new RequestReplyCorrelator.ReplyToInfo();
}
this.HostingProperty = AspNetEnvironment.Current.GetHostingProperty(request, true);
if (DiagnosticUtility.ShouldUseActivity)
{
this.Activity = TraceUtility.ExtractActivity(this.Request);
}
if (DiagnosticUtility.ShouldUseActivity || TraceUtility.ShouldPropagateActivity)
{
this.ResponseActivityId = ActivityIdHeader.ExtractActivityId(this.Request);
}
else
{
this.ResponseActivityId = Guid.Empty;
}
this.InvokeNotification = new MessageRpcInvokeNotification(this.Activity, this.channelHandler);
if (this.EventTraceActivity == null && FxTrace.Trace.IsEnd2EndActivityTracingEnabled)
{
if (this.Request != null)
{
this.EventTraceActivity = EventTraceActivityHelper.TryExtractActivity(this.Request, true);
}
}
}
