使用HttpsURLConnection获取图像的GET调用

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.net.HttpURLConnection;

public class GetImageExample {
    public static void main(String[] args) {
        try {
            URL url = new URL("https://example.com/image.jpg");
            HttpURLConnection connection = (HttpURLConnection) url.openConnection();
            connection.setRequestMethod("GET");
            
            int responseCode = connection.getResponseCode();
            if (responseCode == HttpURLConnection.HTTP_OK) {
                InputStream inputStream = connection.getInputStream();
                BufferedImage image = ImageIO.read(inputStream);
                
                // 处理图像
                // ...
                
                inputStream.close();
            } else {
                System.out.println("GET request failed. Response Code: " + responseCode);
            }
            
            connection.disconnect();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}