danmuparser/src/main/java/SohuParser.java

import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.select.Elements;

import java.io.IOException;
import java.util.List;

public class SohuParser implements Parser<Element> {
    @Override
    public String color(Element content) {
        return content.attributeValue("c");
    }

    @Override
    public String size(Element content) {
        switch (content.attributeValue("s")) {
            case "l":
                return "30";
            case "m":
                return "25";
            default:
                return "18";
        }
    }

    @Override
    public String text(Element content) {
        return content.getText();
    }

    @Override
    public String style(Element content) {
        if (content.attributeValue("m").contains("f")) {
            switch (content.attributeValue("p")) {
                case "t":
                case "m":
                    return "5";
                default:
                    return "4";
            }
        } else if (content.attributeValue("m").contains("l")) {
            switch (content.attributeValue("p")) {
                case "t":
                case "m":
                    return "1";
                default:
                    return "2";
            }
        } else {
            return "1";
        }

    }

    @Override
    public String time(Element content) {
        return content.attributeValue("v");
    }

    @Override
    public List<Element> parse(String playUrl) {
        Document doc;
        try {
            doc = Jsoup.connect(playUrl).get();
        } catch (IOException e) {
            throw new RuntimeException(e);
        }
        Elements videosrc=doc.select("meta[property=og:videosrc]");
        if(videosrc.size()!=1){
            throw new RuntimeException("该视频:"+playUrl+"找不到弹幕");
        }
        String vid = videosrc.get(0).attr("content").replaceAll("\\D","");

        SAXReader reader = new SAXReader();

        org.dom4j.Document document;
        try {
            document = reader.read("http://cdn.danmu.56.com/xml/2/v_" + vid + ".xml");
        } catch (DocumentException e) {
            throw new RuntimeException(e);
        }

        Element d = document.getRootElement().elements("d").get(0);

        return d.elements("c");
    }

}