jsoup登录并解析html

import org.jsoup.Connection;
import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;

public class JsoupLoginExample {
    public static void main(String[] args) throws Exception {
        // 创建连接
        Connection connection = Jsoup.connect("http://example.com/login");

        // 添加登录参数
        connection.data("username", "your_username");
        connection.data("password", "your_password");

        // 发送POST请求并获取响应对象
        Connection.Response response = connection.method(Connection.Method.POST).execute();

        // 解析HTML
        Document document = response.parse();

        // 提取数据
        String title = document.title();
        String content = document.select("div.content").text();

        // 输出结果
        System.out.println("Title: " + title);
        System.out.println("Content: " + content);
    }
}