THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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This example shows use of @Resource @PersistenceContext to have an EntityManager with an TRANSACTION persistence context injected into a @Stateful bean using the @TransactionAttribute annotation and a TestCase that runs test code in a JTA Transaction. An EJB 3 @Entity bean is used with the EntityManager to create, persist and merge data to a database.
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