public void ApplyDispatchBehavior(ServiceEndpoint endpoint, EndpointDispatcher endpointDispatcher)
{
Debug.Assert((m_PreviousProvider == null) || ((m_PreviousProvider != null) && (m_PreviousProvider.Equals(endpointDispatcher.DispatchRuntime.InstanceContextProvider))));
m_PreviousProvider = endpointDispatcher.DispatchRuntime.InstanceContextProvider;
endpointDispatcher.DispatchRuntime.InstanceContextProvider = this;
}
InstanceContext CreateInstanceContext(MessageProcessingContext mrc)
{
InstanceContext iCtx = null;
DispatchRuntime dispatchRuntime = mrc.OperationContext.EndpointDispatcher.DispatchRuntime;
IInstanceContextProvider p = dispatchRuntime.InstanceContextProvider;
if (p != null)
{
iCtx = p.GetExistingInstanceContext(mrc.IncomingMessage, mrc.OperationContext.Channel);
}
if (iCtx == null)
{
ServiceHostBase host = dispatchRuntime.ChannelDispatcher.Host;
iCtx = new InstanceContext(dispatchRuntime.ChannelDispatcher.Host, null, false);
// FIXME: could be easier way to identify session channel
if ((mrc.Channel is ISessionChannel <IInputSession> || mrc.Channel is ISessionChannel <IDuplexSession>) && host.Description.Behaviors.Find <ServiceBehaviorAttribute> ().InstanceContextMode == InstanceContextMode.PerSession)
{
mrc.Channel.Closed += delegate { iCtx.Close(); }
}
;
}
iCtx.InstanceManager = new InstanceManager(dispatchRuntime);
return(iCtx);
}
}
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 InstanceBehavior(DispatchRuntime dispatch, ImmutableDispatchRuntime immutableRuntime)
{
this.useSession = dispatch.ChannelDispatcher.Session;
this.immutableRuntime = immutableRuntime;
this.host = (dispatch.ChannelDispatcher == null) ? null : dispatch.ChannelDispatcher.Host;
this.initializers = EmptyArray <IInstanceContextInitializer> .ToArray(dispatch.InstanceContextInitializers);
this.provider = dispatch.InstanceProvider;
this.singleton = dispatch.SingletonInstanceContext;
this.transactionAutoCompleteOnSessionClose = dispatch.TransactionAutoCompleteOnSessionClose;
this.releaseServiceInstanceOnTransactionComplete = dispatch.ReleaseServiceInstanceOnTransactionComplete;
this.isSynchronized = (dispatch.ConcurrencyMode != ConcurrencyMode.Multiple);
this.instanceContextProvider = dispatch.InstanceContextProvider;
if (this.provider == null)
{
ConstructorInfo constructor = null;
if (dispatch.Type != null)
{
constructor = InstanceBehavior.GetConstructor(dispatch.Type);
}
if (this.singleton == null)
{
if (dispatch.Type != null && (dispatch.Type.IsAbstract || dispatch.Type.IsInterface))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxServiceTypeNotCreatable)));
}
if (constructor == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxNoDefaultConstructor)));
}
}
if (constructor != null)
{
if (this.singleton == null || !this.singleton.IsWellKnown)
{
InvokerUtil util = new InvokerUtil();
CreateInstanceDelegate creator = util.GenerateCreateInstanceDelegate(dispatch.Type, constructor);
this.provider = new InstanceProvider(creator);
}
}
}
if (this.singleton != null)
{
this.singleton.Behavior = this;
}
}
internal InstanceBehavior(DispatchRuntime dispatch, ImmutableDispatchRuntime immutableRuntime)
{
this.useSession = dispatch.ChannelDispatcher.Session;
this.immutableRuntime = immutableRuntime;
this.host = (dispatch.ChannelDispatcher == null) ? null : dispatch.ChannelDispatcher.Host;
this.initializers = EmptyArray<IInstanceContextInitializer>.ToArray(dispatch.InstanceContextInitializers);
this.provider = dispatch.InstanceProvider;
this.singleton = dispatch.SingletonInstanceContext;
this.transactionAutoCompleteOnSessionClose = dispatch.TransactionAutoCompleteOnSessionClose;
this.releaseServiceInstanceOnTransactionComplete = dispatch.ReleaseServiceInstanceOnTransactionComplete;
this.isSynchronized = (dispatch.ConcurrencyMode != ConcurrencyMode.Multiple);
this.instanceContextProvider = dispatch.InstanceContextProvider;
if (this.provider == null)
{
ConstructorInfo constructor = null;
if (dispatch.Type != null)
{
constructor = InstanceBehavior.GetConstructor(dispatch.Type);
}
if (this.singleton == null)
{
if (dispatch.Type != null && (dispatch.Type.IsAbstract || dispatch.Type.IsInterface))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxServiceTypeNotCreatable)));
}
if (constructor == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.GetString(SR.SFxNoDefaultConstructor)));
}
}
if (constructor != null)
{
if (this.singleton == null || !this.singleton.IsWellKnown)
{
InvokerUtil util = new InvokerUtil();
CreateInstanceDelegate creator = util.GenerateCreateInstanceDelegate(dispatch.Type, constructor);
this.provider = new InstanceProvider(creator);
}
}
}
if (this.singleton != null)
{
this.singleton.Behavior = this;
}
}
internal InstanceBehavior(DispatchRuntime dispatch, ImmutableDispatchRuntime immutableRuntime)
{
this.immutableRuntime = immutableRuntime;
initializers = EmptyArray <IInstanceContextInitializer> .ToArray(dispatch.InstanceContextInitializers);
provider = dispatch.InstanceProvider;
singleton = dispatch.SingletonInstanceContext;
isSynchronized = (dispatch.ConcurrencyMode != ConcurrencyMode.Multiple);
instanceContextProvider = dispatch.InstanceContextProvider;
if (provider == null)
{
ConstructorInfo constructor = null;
if (dispatch.Type != null)
{
constructor = InstanceBehavior.GetConstructor(dispatch.Type);
}
if (singleton == null)
{
if (dispatch.Type != null && (dispatch.Type.GetTypeInfo().IsAbstract || dispatch.Type.GetTypeInfo().IsInterface))
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.SFxServiceTypeNotCreatable));
}
if (constructor == null)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidOperationException(SR.SFxNoDefaultConstructor));
}
}
if (constructor != null)
{
if (singleton == null || !singleton.IsWellKnown)
{
InvokerUtil util = new InvokerUtil();
CreateInstanceDelegate creator = util.GenerateCreateInstanceDelegate(dispatch.Type, constructor);
provider = new InstanceProvider(creator);
}
}
}
if (singleton != null)
{
singleton.Behavior = this;
}
}
InstanceContext CreateInstanceContext(MessageProcessingContext mrc)
{
InstanceContext iCtx = null;
DispatchRuntime dispatchRuntime = mrc.OperationContext.EndpointDispatcher.DispatchRuntime;
IInstanceContextProvider p = dispatchRuntime.InstanceContextProvider;
if (p != null)
{
iCtx = p.GetExistingInstanceContext(mrc.IncomingMessage, mrc.OperationContext.Channel);
}
if (iCtx == null)
{
ServiceHostBase host = dispatchRuntime.ChannelDispatcher.Host;
iCtx = new InstanceContext(dispatchRuntime.ChannelDispatcher.Host, null, false);
}
iCtx.InstanceManager = new InstanceManager(dispatchRuntime);
return(iCtx);
}
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);
}
}
void TransferChannelFromPendingList(MessageRpc rpc)
{
if (rpc.Channel.IsPending)
{
rpc.Channel.IsPending = false;
ChannelDispatcher channelDispatcher = rpc.Channel.ChannelDispatcher;
IInstanceContextProvider provider = InstanceBehavior.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);
}
}
// TODO: Do we need to keep track of pending channels with the new hosting model?
//channelDispatcher.PendingChannels.Remove(rpc.Channel.Binder.Channel);
}
}
internal static bool IsProviderPerCall(IInstanceContextProvider provider)
{
return (provider is PerCallInstanceContextProvider);
}
internal static bool IsProviderSessionful(IInstanceContextProvider provider)
{
return (provider is PerSessionInstanceContextProvider);
}
internal static bool IsProviderPerCall(IInstanceContextProvider provider)
{
return(provider is PerCallInstanceContextProvider);
}
public MyInstanceContextProvider(IInstanceContextProvider inner)
{
this.inner = inner;
}
internal InstanceBehavior(DispatchRuntime dispatch, ImmutableDispatchRuntime immutableRuntime)
{
_provider = dispatch.InstanceProvider;
_instanceContextProvider = dispatch.InstanceContextProvider;
}
internal InstanceBehavior(DispatchRuntime dispatch, ImmutableDispatchRuntime immutableRuntime)
{
_provider = dispatch.InstanceProvider;
_instanceContextProvider = dispatch.InstanceContextProvider;
}
internal static bool IsProviderSingleton(IInstanceContextProvider provider)
{
return(false);
}
internal static bool IsProviderSessionful(IInstanceContextProvider provider)
{
return(provider is PerSessionInstanceContextProvider);
}
internal static bool IsProviderSingleton(IInstanceContextProvider provider)
{
return (provider is SingletonInstanceContextProvider);
}
public MyInstanceContextProvider(IInstanceContextProvider inner)
{
this.inner = inner;
}
internal static bool IsProviderSingleton(IInstanceContextProvider provider)
{
return false;
}