приветствую, прошу помощи. как объяснить "бабушке Мурке", что ее дочь Василиса?
не понимаю, как прописать сравнение значения с переменной catGrndmother из Solution. спасибо
package com.javarush.task.task06.task0621;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
/*
Родственные связи кошек
*/
public class Solution {
public static void main(String[] args) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
String grndfatherName = reader.readLine();
Cat catGrndfather = new Cat(grndfatherName);
String grndmotherName = reader.readLine();
Cat catGrndmother = new Cat(grndmotherName);
String fatherName = reader.readLine();
Cat catFather = new Cat(fatherName, catGrndfather);
String motherName = reader.readLine();
Cat catMother = new Cat(motherName, catGrndmother);
String sonName = reader.readLine();
Cat catSon = new Cat(sonName, catFather, catMother);
String daughterName = reader.readLine();
Cat catDaughter = new Cat(daughterName, catFather, catMother);
System.out.println(catGrndfather);
System.out.println(catGrndmother);
System.out.println(catFather);
System.out.println(catMother);
System.out.println(catSon);
System.out.println(catDaughter);
}
public static class Cat {
private String name;
private Cat parent;
private Cat parent1;
private Cat parent2;
Cat(String name) {
this.name = name;
}
Cat(String name, Cat parent) {
this.name = name;
this.parent = parent;
}
Cat(String name, Cat parent1, Cat parent2) {
this.name = name;
this.parent1 = parent1;
this.parent2 = parent2;
}
@Override
public String toString() {
if (parent == null && parent1 == null && parent2 == null)
return "The cat's name is " + name + ", no mother " + ", no father ";
else{
if (parent == Solution.catGrndmother){
return "The cat's name is " + name + ", mother is " + parent.name + ", no father ";
}
else {
if (parent1 == null && parent2 == null && parent != null){
return "The cat's name is " + name + ", no mother " + ", father is " + parent.name;
}
else {
if (parent2 != null && parent1 != null && parent == null){
return "The cat's name is " + name + ", mother is " + parent2.name + ", father is " + parent1.name;
}
}
}
}
return null;
}
}
}