Компилятор жалуется, что у меня 2 конструктора идентичных (name, Cat). Как исправить? null не могу проставить, тоже жалуется. Менял местами name и Cat, все становилось нормально, но работает из-за этого некорректно.
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 grandpaName = reader.readLine();
Cat catGrandpa = new Cat(grandpaName);
String grannyName = reader.readLine();
Cat catGranny = new Cat(grannyName);
String fatherName = reader.readLine();
Cat catFather = new Cat(fatherName, catGrandpa);
String motherName = reader.readLine();
Cat catMother = new Cat(motherName, catGranny);
String sonName = reader.readLine();
Cat catSon = new Cat(sonName, catMother, catFather);
String daughterName = reader.readLine();
Cat catDaughter = new Cat(daughterName, catMother, catFather);
System.out.println(catGrandpa);
System.out.println(catGranny);
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 parentDad;
private Cat parentMom;
Cat(String name) {
this.name = name;
}
Cat(String name, Cat parentDad) {
this.name = name;
this.parentDad = parentDad;
}
Cat(String name, Cat parentMom) {
this.name = name;
this.parentMom = parentMom;
}
Cat(String name, Cat parentMom, Cat parentDad) {
this.name = name;
this.parentMom = parentMom;
this.parentDad = parentDad;
}
@Override
public String toString() {
if (parentMom == null && parentDad == null)
return "The cat's name is " + name + ", no mother, no father ";
else if (parentMom == null)
return "The cat's name is " + name + ", no mother, father is " + parentDad.name;
else if (parentDad == null)
return "The cat's name is " + name + ", no father, mother is " + parentMom.name;
else
return "The cat's name is " + name + " mother is " + parentMom.name + ", father is " + parentDad.name;
}
}
}