public void fillPosition(String title, Person hire) {
for (Position position : this)
if (position.getTitle().equals(title) && position.getPerson() == Person.NULL) {
position.setPerson(hire);
return;
}
throw new RuntimeException("Position " + title + " not available");
}
public boolean positionAvailable(String title) {
for (Position position : this)
if (position.getTitle().equals(title) && position.getPerson() == Person.NULL) return true;
return false;
}