package org.example; import java.util.logging.Logger; /** * Eine Person. */ public class Person { private String name; private int alter; protected Person partner = null; Logger logger = Logger.getLogger(Person.class.getName()); /** * Erstellen einer Person. * @param name Name der Person. * @param alter Alter der Person. */ Person(String name, int alter) { this.alter = alter; this.name = name; } boolean istVolljaehrig() { return alter >= 18; } public boolean heiraten(Person partner) { if (partner == null || this.partner != null || partner.getPartner() != null) { logger.info("DU Bist dumm!!"); return false; } if (this == partner) { return false; } if (!this.istVolljaehrig() || !partner.istVolljaehrig()) { return false; } this.partner = partner; partner.partner = this; return true; } public Person getPartner() { return partner; } public boolean isVerheirated() { return this.partner != null; } public String getName() { return name; } public int getAlter() { return alter; } }