через прямое обращение к каждому ошибка, а через вывод листа ошибка в последнем пункте
package com.javarush.task.task08.task0824;
import java.util.ArrayList;
/*
Собираем семейство
*/
public class Solution {
public static void main(String[] args) {
ArrayList<Human> list = new ArrayList<>();
Human child1 = new Human("Пиз", true, 10);
Human child2 = new Human("Пик", false, 8);
Human child3 = new Human("Пюк", true, 6);
list.add(child1);
list.add(child2);
list.add(child3);
ArrayList<Human> listman = new ArrayList<>();
Human father = new Human("Батя", true, 40, list);
listman.add(father);
ArrayList<Human> listwoman = new ArrayList<>();
Human mather = new Human("Мать", false, 39, list);
listwoman.add(mather);
Human grandfather = new Human("Викторыч", true, 78, listman);
Human grandfather2 = new Human("БабаЧопа", false, 68, listman);
Human grandmather = new Human("Петровыч", true, 67, listwoman);
Human grandmather2 = new Human("БабаЯга", false, 68, listman);
System.out.println(listman.toString());
System.out.println(father.toString());
System.out.println(mather.toString());
System.out.println(grandfather.toString());
System.out.println(grandfather2.toString());
System.out.println(grandmather.toString());
System.out.println(grandmather2.toString());
}
public static class Human {
String name;
boolean sex;
int age;
ArrayList<Human> children;
public Human(String name, boolean sex, int age, ArrayList<Human> children) {
this.name = name;
this.sex = sex;
this.age = age;
this.children = children;
}
public Human(String name, boolean sex, int age) {
this.name = name;
this.sex = sex;
this.age = age;
}
public String toString() {
String text = "";
text += "Имя: " + this.name;
text += ", пол: " + (this.sex ? "мужской" : "женский");
text += ", возраст: " + this.age;
int childCount = this.children.size();
if (childCount > 0) {
text += ", дети: " + this.children.get(0).name;
for (int i = 1; i < childCount; i++) {
Human child = this.children.get(i);
text += ", " + child.name;
}
}
return text;
}
}
}