parentPermissions.java

public static void setPermissionsParentally(Path toTraverse, boolean worldWrite) {
    Path stepper = toTraverse.toAbsolutePath();
    // Assume we shouldn't go higher than top-level (e.g. "/etc")
    while(stepper.getParent() != null && !stepper.getRoot().equals(stepper.getParent())) {
        log.info("Processing {}", stepper);
        File file = stepper.toFile();
        file.setReadable(true, false);
        file.setExecutable(true, false);
        file.setWritable(true, !worldWrite);
        if (SystemUtilities.isWindows() && worldWrite) {
            WindowsUtilities.setWritable(stepper);
        }
        stepper = stepper.getParent();
    }
}