childFile = childFile.getParentFile();
childFile = new File(SVNPathUtil.validateFilePath(childFile.getParentFile().getAbsolutePath())); parentFile = new File(SVNPathUtil.validateFilePath(parentFile.getAbsolutePath()));
    public static boolean isChildOf(File parentFile, File childFile) {        if (parentFile == null || childFile == null) {            return false;        }        childFile = childFile.getParentFile();        while(childFile != null) {            if (childFile.equals(parentFile)) {                return true;            }            childFile = childFile.getParentFile();        }        return false;    }