java/project1/MovieMain.java

package com.crawler;

import com.crawler.chart.ChartGenerator;
import com.crawler.chart.ChartManager;
import com.crawler.chart.impl.GenreDistributionChartGenerator;
import com.crawler.chart.impl.RatingDistributionChartGenerator;
import com.crawler.chart.impl.YearDistributionChartGenerator;
import com.crawler.chart.impl.YearRatingChartGenerator;
import com.crawler.model.Movie;
import com.crawler.spider.DoubanSpider;
import com.crawler.utils.DataUtils;
import com.crawler.ui.MovieResultDisplay;

import java.util.List;

public class MovieMain {
    public static void main(String[] args) {
        try {
            System.out.println("开始爬取豆瓣电影Top250数据...");
            
            // 1. 启动爬虫
            DoubanSpider spider = new DoubanSpider();
            List<Movie> movieList = spider.crawlMovies();
            
            // 2. 清洗数据
            List<Movie> cleanedMovies = movieList.stream()
                    .map(DataUtils::cleanMovie)
                    .filter(movie -> movie != null)
                    .toList();
            
            // 3. 保存数据到CSV文件
            DataUtils.writeMovieToCSV(cleanedMovies, "douban_movies.csv");
            System.out.println("数据已保存到 douban_movies.csv");
            
            // 4. 展示结果
            MovieResultDisplay.displayResults(cleanedMovies);
            
            // 5. 使用多态生成图表
            ChartManager chartManager = new ChartManager();
            
            ChartGenerator ratingChart = new RatingDistributionChartGenerator();
            ChartGenerator yearChart = new YearDistributionChartGenerator();
            ChartGenerator genreChart = new GenreDistributionChartGenerator();
            ChartGenerator yearRatingChart = new YearRatingChartGenerator();
            
            chartManager.addChartGenerator(ratingChart);
            chartManager.addChartGenerator(yearChart);
            chartManager.addChartGenerator(genreChart);
            chartManager.addChartGenerator(yearRatingChart);
            
            chartManager.generateAllCharts(cleanedMovies);
            
            System.out.println("\n爬虫任务完成！");
            
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}