154988: Improved TCC error handling upon confirm
We recently switched to the new JAX-RS 2.0 client API, thereby giving up checked exceptions on client calls (in favour of response codes that need to be checked explicitly). This caused us to miss on some HTTP error codes, which has now been corrected.
154950: Add example showing how to do threaded (sub)transactions
For those who need parallel processing in their transactional applications, we've now added an explicit example of that. See examples-jta-multithreaded in the examples download.