BabyPanda.java

package test.issue1339;

public class BabyPanda extends LittlePanda {
    String name;

    @Override
    public String toString() {
        return "BabyPanda{" +
                "name='" + name + '\'' +
                '}';
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;

        BabyPanda babyPanda = (BabyPanda) o;

        return name != null ? name.equals(babyPanda.name) : babyPanda.name == null;
    }

    @Override
    public int hashCode() {
        return name != null ? name.hashCode() : 0;
    }
}