Method hexDigit

src/main/java/org/htmlunit/util/UrlUtils.java:1488–1490

(final int b)

    }

    private static char hexDigit(final int b) {
        return Character.toUpperCase(Character.forDigit(b & 0xF, 16));
    }

    /**
     * Determines whether two URLs share the same origin according to the Same-Origin Policy.