private File getMetaDir() {
        String substring = file.getAbsolutePath().substring(0, file.getAbsolutePath().lastIndexOf("/") + 1);
        return new File(substring + Path.fromString(".meta/"));
    }
@author Ulf Lilleengen
@author Vegard Havdal
config-application-package/src/main/java/com/yahoo/config/model/application/provider/FilesApplicationFile.java