在Java中获取上传文件的作者

import java.nio.file.*;
import java.io.IOException;

public class FileAuthor {
    public static void main(String[] args) {
        Path filePath = Paths.get("path/to/your/file.txt");
        try {
            UserPrincipal owner = Files.getOwner(filePath);
            System.out.println("File owner: " + owner.getName());
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}

Author: John Doe

import java.nio.file.*;
import java.io.IOException;
import java.util.Scanner;

public class FileAuthor {
    public static void main(String[] args) {
        Path filePath = Paths.get("path/to/your/file.txt");
        try (Scanner scanner = new Scanner(filePath)) {
            while (scanner.hasNextLine()) {
                String line = scanner.nextLine();
                if (line.startsWith("Author: ")) {
                    String author = line.substring("Author: ".length());
                    System.out.println("File author: " + author);
                    break;
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}