public void BeforeSendReply(ref Message reply, object correlationState)
{
if (reply.IsFault)
{
MessageBuffer buffer = reply.CreateBufferedCopy(Int32.MaxValue);
var fault = MessageFault.CreateFault(buffer.CreateMessage(), Int32.MaxValue);
if (fault.Code.SubCode.Name == "ActionNotSupported")
{
// TODO message id
reply = DispatcherUtils.CreateErrorMessage(reply.Version, null,
(int)JsonRpcErrorCodes.MethodNotFound, "Method not found.",
fault.Reason.GetMatchingTranslation().Text);
}
// TODO process other fault codes
}
}
public void ProvideFault(Exception error, MessageVersion version, ref Message fault)
{
bool includeDetails = IncludeExceptionDetails();
object msgId = null;
if (OperationContext.Current.IncomingMessageProperties.ContainsKey(DispatcherUtils.MessageIdKey))
{
msgId = OperationContext.Current.IncomingMessageProperties[DispatcherUtils.MessageIdKey];
}
var jsonRpcError = error as JsonRpcException;
if (jsonRpcError != null)
{
fault = DispatcherUtils.CreateErrorMessage(version, msgId, jsonRpcError);
}
else
{
// TODO: extract exception details from FaultException
object additionalData;
var faultException = error as FaultException;
if (faultException != null && faultException.GetType().IsGenericType)
{
additionalData = faultException.GetType().GetProperty("Detail").GetValue(faultException, null);
}
else
{
additionalData = error;
}
// TODO: check error type and set appropriate error code
fault = DispatcherUtils.CreateErrorMessage(version, msgId,
(int)JsonRpcErrorCodes.ServerError, error.Message, additionalData);
}
}