java 获取linux目录

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

public class DirectoryTraversal {
    public static void main(String[] args) {
        Path startingDir = Paths.get("/path/to/directory");

        try (DirectoryStream<Path> stream = Files.newDirectoryStream(startingDir)) {
            for (Path entry : stream) {
                System.out.println(entry);
            }
        } catch (IOException e) {
            e.printStackTrace();
        }

        try {
            Files.walkFileTree(startingDir, new SimpleFileVisitor<Path>() {
                @Override
                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
                    System.out.println(file);
                    return FileVisitResult.CONTINUE;
                }

                @Override
                public FileVisitResult visitFileFailed(Path file, IOException exc) throws IOException {
                    System.err.println("Failed to visit: " + file);
                    return FileVisitResult.CONTINUE;
                }
            });
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}