hibernate/hibernate-orm — pull request #351 by marschall (2012-06-09 17:50:16+00:00)
Title: Hhh 5929 3.6

All Optimizers in OptimizerFactory are thread safe by having the
#generate(AccessCallback) method synchronized. The only exception is
PooledLoOptimizer who's #generate(AccessCallback) method is not
synchronized.

- make PooledLoOptimizer#generate(AccessCallback) synchronized

https://hibernate.onjira.com/browse/HHH-5929
https://hibernate.onjira.com/browse/HHH-6829