复制java中的wget命令

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

public class WgetExample {
    public static void main(String[] args) {
        String fileUrl = "http://example.com/file.txt";
        String savePath = "/path/to/save/file.txt";

        try {
            URL url = new URL(fileUrl);
            URLConnection connection = url.openConnection();
            InputStream inputStream = connection.getInputStream();
            BufferedInputStream bufferedInputStream = new BufferedInputStream(inputStream);
            FileOutputStream fileOutputStream = new FileOutputStream(savePath);

            byte[] buffer = new byte[1024];
            int bytesRead;
            while ((bytesRead = bufferedInputStream.read(buffer)) != -1) {
                fileOutputStream.write(buffer, 0, bytesRead);
            }

            fileOutputStream.close();
            bufferedInputStream.close();
            System.out.println("文件下载完成！");
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}