private string GetFaultAction(FaultContractWrapperException faultContractWrapper)
{
if (OperationContext.Current == null) // we are running outside a host
{
return(null);
}
string operationAction = OperationContext.Current.RequestContext.RequestMessage.Headers.Action;
// for unhandled exception use the operation action
if (faultContractWrapper == null)
{
return(operationAction);
}
Type faultContractType = faultContractWrapper.FaultContract.GetType();
foreach (DispatchOperation operation in OperationContext.Current.EndpointDispatcher.DispatchRuntime.Operations)
{
if (operation.Action.Equals(operationAction, StringComparison.OrdinalIgnoreCase))
{
foreach (FaultContractInfo fault in operation.FaultContractInfos)
{
if (fault.Detail == faultContractType)
{
return(fault.Action);
}
}
}
}
return(operationAction);
}
/// <summary>
/// Build the unshielded MessageFault.
/// </summary>
/// <param name="faultContractWrapper"></param>
/// <returns></returns>
private MessageFault BuildMessageFault(FaultContractWrapperException faultContractWrapper)
{
Type faultExceptionType = typeof(FaultException <>);
Type constructedFaultExceptionType = faultExceptionType.MakeGenericType(faultContractWrapper.FaultContract.GetType());
//Encapsulate the FaultContract in the FaultException
FaultException faultException =
(FaultException)Activator.CreateInstance(
constructedFaultExceptionType,
faultContractWrapper.FaultContract,
new FaultReason(new FaultReasonText(faultContractWrapper.Message, CultureInfo.CurrentCulture)),
FaultCode.CreateSenderFaultCode(SoapException.ClientFaultCode.Name, SoapException.ClientFaultCode.Namespace));
return(faultException.CreateMessageFault());
}
private void HandleFault(FaultContractWrapperException faultContractWrapper, ref Message fault)
{
try
{
MessageFault messageFault = BuildMessageFault(faultContractWrapper);
fault = Message.CreateMessage(fault.Version, messageFault, GetFaultAction(faultContractWrapper) ?? fault.Headers.Action);
}
catch (Exception unhandledException)
{
// There was an error during MessageFault build process, so treat it as an Unhandled Exception
// log the exception and send an unhandled server exception
Guid handlingInstanceId = ExceptionUtility.LogServerException(unhandledException);
HandleFault(unhandledException, ref fault, handlingInstanceId, null);
}
}
private void HandleFault(Exception error, ref Message fault, Guid handlingInstanceId, FaultContractWrapperException faultContractWrapper)
{
MessageFault messageFault = BuildMessageFault(error, handlingInstanceId);
fault = Message.CreateMessage(fault.Version, messageFault, GetFaultAction(faultContractWrapper) ?? fault.Headers.Action);
}
/// <summary>
/// Build the unshielded MessageFault.
/// </summary>
/// <param name="faultContractWrapper"></param>
/// <returns></returns>
private MessageFault BuildMessageFault(FaultContractWrapperException faultContractWrapper)
{
Type faultExceptionType = typeof(FaultException<>);
Type constructedFaultExceptionType = faultExceptionType.MakeGenericType(faultContractWrapper.FaultContract.GetType());
//Encapsulate the FaultContract in the FaultException
FaultException faultException =
(FaultException)Activator.CreateInstance(
constructedFaultExceptionType,
faultContractWrapper.FaultContract,
new FaultReason(new FaultReasonText(faultContractWrapper.Message, CultureInfo.CurrentCulture)),
FaultCode.CreateSenderFaultCode(SoapException.ClientFaultCode.Name, SoapException.ClientFaultCode.Namespace));
return faultException.CreateMessageFault();
}
private string GetFaultAction(FaultContractWrapperException faultContractWrapper)
{
if (OperationContext.Current == null) // we are running outside a host
{
return null;
}
string operationAction = OperationContext.Current.RequestContext.RequestMessage.Headers.Action;
// for unhandled exception use the operation action
if (faultContractWrapper == null)
{
return operationAction;
}
Type faultContractType = faultContractWrapper.FaultContract.GetType();
foreach(DispatchOperation operation in OperationContext.Current.EndpointDispatcher.DispatchRuntime.Operations)
{
if (operation.Action.Equals(operationAction, StringComparison.InvariantCultureIgnoreCase))
{
foreach(FaultContractInfo fault in operation.FaultContractInfos)
{
if (fault.Detail == faultContractType)
{
return fault.Action;
}
}
}
}
return operationAction;
}
private void HandleFault(Exception error, ref Message fault, Guid handlingInstanceId, FaultContractWrapperException faultContractWrapper)
{
MessageFault messageFault = BuildMessageFault(error, handlingInstanceId);
fault = Message.CreateMessage(fault.Version, messageFault, GetFaultAction(faultContractWrapper) ?? fault.Headers.Action);
}
private void HandleFault(FaultContractWrapperException faultContractWrapper, ref Message fault)
{
try
{
MessageFault messageFault = BuildMessageFault(faultContractWrapper);
fault = Message.CreateMessage(fault.Version, messageFault, GetFaultAction(faultContractWrapper) ?? fault.Headers.Action);
}
catch (Exception unhandledException)
{
// There was an error during MessageFault build process, so treat it as an Unhandled Exception
// log the exception and send an unhandled server exception
Guid handlingInstanceId = ExceptionUtility.LogServerException(unhandledException);
HandleFault(unhandledException, ref fault, handlingInstanceId, null);
}
}
