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1. why entity manager is not thread safe in container manage?    stackoverflow.com

Why entity manager is not thread safe in container manage? Does oracle application server support entity manager to be thread safe?

2. How to get Session or EntityManager bound to thread?    stackoverflow.com

As I understand when I use hibernate with Spring transactions, a session is bound to thread using ThreadLocal. My questions are:

  1. How can I access the session or session factory (without injecting ...

3. Jpa2/hibernate c3p0 pool configuration lead connection and thread leaks    stackoverflow.com

I am trying to use c3p0 as connection pool provider in my application (jpa 2 and hibernate core 3.3.2) but c3p0 getting too much connection from database.This is same ...