// transactions manager
jtxManager = createJtxTransactionManager(connectionProvider);
jtxManager.setValidateExistingTransaction(true);
AnnotationTxAdviceManager annTxAdviceManager = new AnnotationTxAdviceManager(jtxManager, jtxScopePattern);
annTxAdviceManager.registerAnnotations(jtxAnnotations);
AnnotationTxAdviceSupport.manager = annTxAdviceManager;
DbSessionProvider sessionProvider = new DbJtxSessionProvider(jtxManager);
// global settings