rfe12469: update java tests for sesame 2.7 transaction handling

Change-Id: I9240c24edebff0045689120e1cea3c021c40d598
Reviewed-on: https://gerrit.franz.com:9080/3287
Reviewed-by: Ahmon Dancy <dancy@franz.com>
Reviewed-by: John O'Rourke <jor@franz.com>
Tested-by: Kevin Layer <layer@franz.com>