"org/w3c/dom",
            "org/xml/sax",
            "sun/misc"
        )

        @Throws(IOException::class)
        private
        fun openJarFile(file: Path): ZipInputStream {
            return ZipInputStream(Files.newInputStream(file))
        }
    }

    /**
     * Implementation code that can be unit-tested.
     *
     * <p>Visible for testing.</p>
     */