2014-12-08 21:59 GMT+01:00 Mark Thomas <ma...@apache.org>: > What triggers the exception. That is the bit I don't understand. > > The test is throwing an exception, it goes to onError which writes a message, but the writer empty message gets sent first. From what I remember.
To go further in this discussion, please provide information on where the specification states empty messages are sent when using a writer or output stream. Rémy