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import java.io.BufferedInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URL;

public class FileDownloader {
    public static void main(String[] args) {
        String fileUrl = "https://example.com/file.txt";
        String savePath = "path/to/save/file.txt";
        
        try {
            URL url = new URL(fileUrl);
            BufferedInputStream bis = new BufferedInputStream(url.openStream());
            FileOutputStream fos = new FileOutputStream(savePath);
            
            byte[] buffer = new byte[1024];
            int bytesRead;
            while ((bytesRead = bis.read(buffer, 0, 1024)) != -1) {
                fos.write(buffer, 0, bytesRead);
            }
            
            fos.close();
            bis.close();
            
            System.out.println("鏂囦欢涓嬭浇瀹屾垚锛?quot;);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

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