public void updatePerson(Person person) {
Person personDao = em.find(Person.class, person.getId());
em.getTransaction().begin();
System.out.println("--->" + person);
personDao.setFirstname(person.getFirstname());
personDao.setLastname(person.getLastname());
personDao.setBirthdate(person.getBirthdate());
personDao.setEmail(person.getEmail());
personDao.setWebsite(person.getWebsite());
if (person.getGroup() != null) {
Group group = new Group();
group.setGroupID(person.getGroup().getGroupID());
group.setName(person.getGroup().getName());
personDao.setGroup(group);
}
em.getTransaction().commit();
}
