How to delete a directory recursively in Java
在java8或更高版本中,使用NIO API递归删除一个非空目录:
try {
// 创建stream流
Stream<Path> file = Files.walk(Paths.get("/Users/zhongchengyu/Documents/aaa"));
// delete directory including files and sub-folders
file.sorted(Comparator.reverseOrder()).map(Path::toFile).forEach(File::deleteOnExit);
file.close();
} catch (IOException e) {
e.printStackTrace();
}