package org.example; import java.util.ArrayList; import java.util.Iterator; public class Personenveraltung { private ArrayList personArrayList = new ArrayList(); public void addPerson(Person person) { personArrayList.add(person); } public ArrayList nurAbAchtzehn() { ArrayList al = new ArrayList(); for (Person p : personArrayList) { if (p.istVolljaehrig()) { al.add(p); } } return(al); } public ArrayList nurVerheiratet() { ArrayList al = new ArrayList(); for (Person p : personArrayList) { if (p.isVerheirated()) { al.add(p); } } return(al); } }