static bool UseNoPersistHandle(NativeActivityContext executionContext)
{
// Default is set to true because we want NoPersistHandle to be
// used if the SendReceiveExtension is not available.
bool result = true;
SendReceiveExtension sendReceiveExtension = executionContext.GetExtension <SendReceiveExtension>();
if (sendReceiveExtension != null)
{
result = sendReceiveExtension.HostSettings.UseNoPersistHandle;
}
return(result);
}
protected override void OnUninitialize(HandleInitializationContext context)
{
SendReceiveExtension sendReceiveExtension = context.GetExtension <SendReceiveExtension>();
if (sendReceiveExtension != null)
{
if (this.InstanceKey != null)
{
sendReceiveExtension.OnUninitializeCorrelation(this.InstanceKey);
}
if (this.TransientInstanceKey != null)
{
sendReceiveExtension.OnUninitializeCorrelation(this.TransientInstanceKey);
}
}
context.UninitializeHandle(this.noPersistHandle);
context.UninitializeHandle(this.bookmarkScopeHandle);
}
protected override void Execute(NativeActivityContext context)
{
MessageVersion version;
SendReceiveExtension sendReceiveExtension = context.GetExtension <SendReceiveExtension>();
if (sendReceiveExtension != null)
{
HostSettings hostSettings = sendReceiveExtension.HostSettings;
this.IncludeExceptionDetailInFaults = hostSettings.IncludeExceptionDetailInFaults;
}
CorrelationHandle correlatesWith = (this.CorrelatesWith == null) ? null : this.CorrelatesWith.Get(context);
if (correlatesWith == null)
{
correlatesWith = context.Properties.Find(CorrelationHandle.StaticExecutionPropertyName) as CorrelationHandle;
}
CorrelationResponseContext responseContext;
if (correlatesWith != null)
{
if (sendReceiveExtension != null)
{
if (!this.TryGetMessageVersion(correlatesWith.InstanceKey, out version))
{
throw FxTrace.Exception.AsError(new InvalidOperationException(SR2.MessageVersionInformationNotFound));
}
}
else if (correlatesWith.TryAcquireResponseContext(context, out responseContext))
{
//Register the ResponseContext so that InternalSendMessage can access it.
if (!correlatesWith.TryRegisterResponseContext(context, responseContext))
{
throw FxTrace.Exception.AsError(new InvalidOperationException(SR2.ResponseContextIsNotNull));
}
//Use the same MessageVersion as the incoming message that is retrieved using CorrelatonHandle
version = responseContext.MessageVersion;
}
else
{
throw FxTrace.Exception.AsError(new InvalidOperationException(SR2.CorrelationResponseContextShouldNotBeNull));
}
}
else
{
throw FxTrace.Exception.AsError(new InvalidOperationException(SR2.CorrelationResponseContextShouldNotBeNull));
}
Fx.Assert((this.Formatter == null && this.FaultFormatter != null) ||
(this.Formatter != null && this.FaultFormatter == null),
"OperationFormatter and FaultFormatter cannot be both null or both set!");
if (this.FaultFormatter != null)
{
Fx.Assert(this.parameters.Count == 1, "Exception should be the only parameter!");
Exception exception = this.parameters[0].Get(context) as Exception;
Fx.Assert(exception != null, "InArgument must be an Exception!");
MessageFault messageFault;
string action;
FaultException faultException = exception as FaultException;
if (faultException != null)
{
// This is an expected fault
// Reproduce logic from ErrorBehavior.InitializeFault
messageFault = this.FaultFormatter.Serialize(faultException, out action);
if (action == null)
{
action = version.Addressing.DefaultFaultAction;
}
}
else
{
// This is an unexpected fault
// Reproduce logic from ErrorBehavior.ProvideFaultOfLastResort
FaultCode code = new FaultCode(FaultCodeConstants.Codes.InternalServiceFault, FaultCodeConstants.Namespaces.NetDispatch);
code = FaultCode.CreateReceiverFaultCode(code);
action = FaultCodeConstants.Actions.NetDispatcher;
if (this.IncludeExceptionDetailInFaults)
{
messageFault = MessageFault.CreateFault(code,
new FaultReason(new FaultReasonText(exception.Message, CultureInfo.CurrentCulture)),
new ExceptionDetail(exception));
}
else
{
messageFault = MessageFault.CreateFault(code,
new FaultReason(new FaultReasonText(SR2.InternalServerError, CultureInfo.CurrentCulture)));
}
}
if (messageFault == null)
{
throw FxTrace.Exception.AsError(new InvalidOperationException(SR2.CannotCreateMessageFault));
}
else
{
Message outMessage = System.ServiceModel.Channels.Message.CreateMessage(version, messageFault, action);
this.Message.Set(context, outMessage);
}
}
else
{
object[] inObjects;
if (this.parameters != null)
{
inObjects = new object[this.parameters.Count];
for (int i = 0; i < this.parameters.Count; i++)
{
Fx.Assert(this.Parameters[i] != null, "Parameter cannot be null");
inObjects[i] = this.parameters[i].Get(context);
}
}
else
{
inObjects = Constants.EmptyArray;
}
object returnValue = null;
if (this.Result != null)
{
returnValue = this.Result.Get(context);
}
Message outMessage = this.Formatter.SerializeReply(version, inObjects, returnValue);
this.Message.Set(context, outMessage);
}
}
void ExecuteUsingExtension(SendReceiveExtension sendReceiveExtension, NativeActivityContext executionContext)
{
Fx.Assert(sendReceiveExtension != null, "SendReceiveExtension should be available here.");
CorrelationHandle followingCorrelation = null;
if (!this.TryGetCorrelatesWithHandle(executionContext, out followingCorrelation))
{
followingCorrelation = CorrelationHandle.GetAmbientCorrelation(executionContext);
if (followingCorrelation == null)
{
if (!this.IsOneWay)
{
if (!this.correlationInitializers.TryGetRequestReplyCorrelationHandle(executionContext, out followingCorrelation))
{
throw FxTrace.Exception.AsError(new InvalidOperationException(
SR2.ReceiveMessageNeedsToPairWithSendMessageForTwoWayContract(this.OperationName)));
}
}
}
}
Bookmark bookmark = executionContext.CreateBookmark(this.OnReceiveMessageFromExtension);
this.extensionReceiveBookmark.Set(executionContext, bookmark);
InstanceKey correlatesWithValue = null;
if (followingCorrelation != null)
{
if (this.IsReceiveReply && followingCorrelation.TransientInstanceKey != null)
{
correlatesWithValue = followingCorrelation.TransientInstanceKey;
}
else
{
correlatesWithValue = followingCorrelation.InstanceKey;
}
}
sendReceiveExtension.RegisterReceive(this.GetReceiveSettings(), correlatesWithValue, bookmark);
}