try (Stream<Path> paths = Files.walk(dir.toPath())) {
paths.sorted(java.util.Comparator.reverseOrder())
.map(java.nio.file.Path::toFile)
try (Stream<Path> paths = Files.walk(dir.toPath())) {
paths.sorted(java.util.Comparator.reverseOrder())
.map(java.nio.file.Path::toFile)