Java获取HTML帧

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;
import org.jsoup.nodes.Element;
import org.jsoup.select.Elements;

public class HTMLFrameExample {
    public static void main(String[] args) {
        try {
            // 解析HTML文档
            Document doc = Jsoup.connect("http://example.com").get();
            
            // 获取所有的iframe元素
            Elements iframes = doc.select("iframe");
            
            // 遍历所有的iframe元素
            for (Element iframe : iframes) {
                // 获取iframe的src属性值
                String src = iframe.attr("src");
                System.out.println("iframe src: " + src);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

public class HTMLFrameExample {
    public static void main(String[] args) {
        CloseableHttpClient httpClient = HttpClients.createDefault();
        HttpGet httpGet = new HttpGet("http://example.com");
        
        try {
            // 发送HTTP请求并获取响应
            CloseableHttpResponse response = httpClient.execute(httpGet);
            
            // 提取响应中的HTML内容
            String html = EntityUtils.toString(response.getEntity());
            
            // 使用正则表达式或其他方法提取HTML帧
            // ...
            
            response.close();
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                httpClient.close();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }
}