Java:监听远程Linux服务器上的目录更改

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

public class DirectoryWatcher {
    public static void main(String[] args) {
        try {
            // 创建WatchService对象
            WatchService watchService = FileSystems.getDefault().newWatchService();

            // 注册监听的目录
            Path directory = Paths.get("/path/to/remote/directory");
            directory.register(watchService, StandardWatchEventKinds.ENTRY_CREATE, StandardWatchEventKinds.ENTRY_MODIFY, StandardWatchEventKinds.ENTRY_DELETE);

            // 启动监听线程
            Thread thread = new Thread(() -> {
                while (true) {
                    try {
                        // 获取文件变化事件
                        WatchKey watchKey = watchService.take();
                        for (WatchEvent<?> event : watchKey.pollEvents()) {
                            WatchEvent.Kind<?> kind = event.kind();
                            if (kind == StandardWatchEventKinds.OVERFLOW) {
                                continue;
                            }

                            // 处理文件变化事件
                            Path changedPath = (Path) event.context();
                            System.out.println("File " + changedPath + " has been " + kind.name().toLowerCase());
                        }
                        watchKey.reset();
                    } catch (InterruptedException e) {
                        e.printStackTrace();
                    }
                }
            });
            thread.start();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
}