tree 8976449f1276bb299c7b92b33a93bf5e96f7ea34
parent 5c411dfa7f649b4a50e95fbde586244ac7b4b1c7
author Andreas Wundsam <andreas.wundsam@bigswitch.com> 1399678408 -0700
committer Andreas Wundsam <andreas.wundsam@bigswitch.com> 1399678539 -0700

java_gen/U* types: change toString to hex

We mostly use the U* classes to represent non-numeric data.
Hex strings seem like a more useful representation.