java cdn加速

import java.net.URL;
import java.net.HttpURLConnection;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.BufferedReader;

public class CDNExample {
    public static void main(String[] args) {
        try {
            // 假设这是CDN上的资源URL
            URL url = new URL("https://cdn.example.com/static/image.jpg");
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");

            int responseCode = connection.getResponseCode();
            if (responseCode == HttpURLConnection.HTTP_OK) {
                InputStream inputStream = connection.getInputStream();
                BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
                String line;
                while ((line = reader.readLine()) != null) {
                    System.out.println(line);
                }
                reader.close();
            } else {
                System.out.println("Failed to load resource. Response code: " + responseCode);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}