public Customer[] getCustomersAll() {
		System.out.println("getCustomers: all");
		Query query = null;
		try {
			query = entityMgr.createNamedQuery("getCustomers");	
			List<Customer> beanlist = query.getResultList();
			Customer[] array = new Customer[beanlist.size()];
			return beanlist.toArray(array);
		} catch (Exception e) {
			System.out.println("Exception: " + e.getMessage());
			return null;
		}
	}