return mdb;
}
@Bean
public MongoChangeSetPersister changeSetPersister() {
MongoChangeSetPersister mongoChangeSetPersister = new MongoChangeSetPersister();
mongoChangeSetPersister.setEntityManagerFactory(localContainerEntityManagerFactoryBean().getObject());
mongoChangeSetPersister.setMongoTemplate(mongoTemplate());
return mongoChangeSetPersister;
}