public abstract class Animal {

    private String name;

    public String getName() {

        return name;

    }

    public Animal() {

    }

    public Animal(String theName) {

        name=theName;

    }

    public Animal(String x,String getname) {

    }

}

public class Hippo extends Animal{

    String name;

    public Hippo() {    //编写此构造函数父类需也有无参构造函数

        String test;

    }

    public Hippo(String name) {

        super(name);    //使用super方法将name传给父类Animal

        System.out.println("big");

    }

    public Hippo(String x,String name) {

        this(name);        //this为调用只有一个string参数的构造函数，即调用上面的构造函数输出big

        //super(name);    //super和this只能调用一个

        System.out.println(x);

    }

}