public void 查询指定目录同级文件() {
Scanner sc = new Scanner(System.in);
System.out.println("请输入路径: ");
String path = sc.next();
File file = new File(path);
System.out.println(file.getPath());
System.out.println("是文件: " + file.isFile() + " 是文件夹: " + file.isDirectory());
if (file.isDirectory()) {
Arrays.stream(Objects.requireNonNull(file.listFiles())).forEach(aa -> System.out.println(aa.getName()));
}
}
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