Method utf8

CodenameOne/src/com/codename1/gpu/GltfLoader.java:470–478

(byte[] b, int off, int len)

    }

    private static String utf8(byte[] b, int off, int len) {
        try {
            return new String(b, off, len, "UTF-8");
        } catch (java.io.UnsupportedEncodingException ex) {
            // UTF-8 is required to be present on every JVM/CN1 runtime, so this
            // never happens; rethrow rather than fall back to the platform default.
            throw new RuntimeException(ex);
        }
    }

    private static byte[] utf8Bytes(String s) {
        try {