Problemas em consulta genérica utilizando Example do Hibernate

@SuppressWarnings("unchecked")
	public List<People> filterPeople(People people) throws Exception {
		if (people != null) {
			List<People> peoples = new ArrayList<People>();
			List<People> peoplesByAddress = new ArrayList<People>();
			
			try {
				Example exPeople = Example.create(people);
				Example exPeopleAddress = Example.create(people.getAddress());
						
				exPeople.excludeZeroes();
				exPeople.enableLike(MatchMode.ANYWHERE);
				exPeople.ignoreCase();
				
				exPeopleAddress.enableLike(MatchMode.ANYWHERE);
				exPeopleAddress.ignoreCase();
				

				peoples = HibernateUtil.getSession()
						.createCriteria(People.class).add(exPeople).list();

               /*peoples = HibernateUtil.getSession()
						.createCriteria(People.class).add(exPeople).createCriteria("address").list(); */



				if(peoplesByAddress.size()>0)
					peoples.addAll(peoplesByAddress);

				return peoples;

			} catch (Exception ex) {
				tx.rollback();
				LOG.error(ex);
				if (ex instanceof PeopleUniqueException)
					throw new PeopleUniqueException(people);
				else
					throw new Exception();
			}
		} else {

			throw new Exception();
		}

	}