java/实验五/Main.java

import java.util.List;

public class Main {
    public static void main(String[] args) {
        // 1. 创建上下文
        CrawlerContext context = new CrawlerContext();

        // 2. 动态添加策略（想爬哪个就加哪个，随时增删）
        context.addStrategy(new DoubanStrategy());
        context.addStrategy(new XiaohongshuStrategy());
        context.addStrategy(new DouyinStrategy());

        // 3. 执行爬取
        List<Movie> movies = context.executeAllCrawl(2);

        // 4. 多态播放
        for (Movie m : movies) {
            m.play();
        }
    }
}