logger.warn("I/O exception on {}", file, e);
            }
            return FileVisitResult.CONTINUE;
        }

        @Override
        public FileVisitResult postVisitDirectory(final Path dir, final IOException e) throws IOException {
            if (e != null) {
                logger.warn("I/O exception on {}", dir, e);
            }
            deleteEmptyDirectory(dir);

                        }
                        return FileVisitResult.CONTINUE;
                    }

                    @Override
                    public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
                        if (!dir.toFile().delete()) {
                            errorPaths.add(dir.toFile().getCanonicalPath());
                        }