static void printLoadState(String msg, Employee employee) {
System.out.printf("-- %s --%n", msg);
PersistenceUtil pu = Persistence.getPersistenceUtil();
boolean employeeLoaded = pu.isLoaded(employee);
System.out.printf("employee loaded: %s%n", employeeLoaded);
boolean phonesLoaded = pu.isLoaded(employee, "phones");
System.out.printf(" phones loaded: %s%n", phonesLoaded);
System.out.println("---------------");
}