broker.setUseJmx(false);
broker.setPersistent(false);
broker.addConnector("tcp://localhost:61616");
broker.start();
TransactionManagerImpl exTransactionManager = new TransactionManagerImpl(600, new XidFactoryImpl(), null, null);
TransactionContextManager transactionContextManager = new TransactionContextManager(exTransactionManager, exTransactionManager);
tm = (TransactionManager) new GeronimoTransactionManager(transactionContextManager);
// Create an embedded database for testing tx results when commit / rollback
ConnectionManager cm = new GenericConnectionManager(