package com.yyt.moviecrawler.model; public abstract class Movie { private String title; private double score; private String type; private String author; // 加这个字段 // 1. 三参数构造器(原来的) public Movie(String title, double score, String type) { this.title = title; this.score = score; this.type = type; } // 2. 四参数构造器(新增,给子类用) public Movie(String title, double score, String type, String author) { this.title = title; this.score = score; this.type = type; this.author = author; } // Getter 方法(必须加,子类 printInfo 里要用到) public String getTitle() { return title; } public double getScore() { return score; } public String getType() { return type; } public String getAuthor() { return author; } public abstract void printInfo(); }