case '?':
                buf.append("%3f");
                break;
            case '#':
                buf.append("%23");
                break;
            case '@':
                buf.append("%40");
                break;
            case ':':
                buf.append("%3a");
                break;
            case '/':
                buf.append("%2f");
                break;

        final String tag = element.getTagName();
        buf.append('<');
        buf.append(tag);
        appendAttrs(element.getAttributes(), buf);
        buf.append('>');
        appendChildren(element.getChildNodes(), buf);
        buf.append("</");
        buf.append(tag);
        buf.append('>');
    }

    /**
     * Appends the string representation of a {@link NodeList}.

        final StringBuilder buf = new StringBuilder(256);
        buf.append(cause.getMessage()).append(" : [");
        SQLException next = cause.getNextException();
        while (next != null) {
            buf.append(MessageFormatter.getSimpleMessage("ECL0071", next.getMessage(), Integer.toString(next.getErrorCode()),
                    next.getSQLState())).append("], [");
            next = next.getNextException();
        }

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(boost);
        sb.append(dm).append(createdBy);
        sb.append(dm).append(createdTime);
        sb.append(dm).append(permissions);
        sb.append(dm).append(reading);
        sb.append(dm).append(suggestWord);
        sb.append(dm).append(updatedBy);
        sb.append(dm).append(updatedTime);
        if (sb.length() > dm.length()) {

                buffer.append(", ");
            }
            buffer.append("line ").append(problem.getLineNumber());
        }

        if (problem.getColumnNumber() > 0) {
            if (!buffer.isEmpty()) {
                buffer.append(", ");
            }
            buffer.append("column ").append(problem.getColumnNumber());
        }

        return buffer.toString();
    }

      buildString {
        if (noCache) append("no-cache, ")
        if (noStore) append("no-store, ")
        if (maxAgeSeconds != -1) append("max-age=").append(maxAgeSeconds).append(", ")
        if (sMaxAgeSeconds != -1) append("s-maxage=").append(sMaxAgeSeconds).append(", ")
        if (isPrivate) append("private, ")
        if (isPublic) append("public, ")
        if (mustRevalidate) append("must-revalidate, ")

    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(elevateWordId);
        sb.append(dm).append(labelTypeId);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

    @Override
    protected String doBuildColumnString(String dm) {
        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(createdAt);
        sb.append(dm).append(updatedAt);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

        }

        @Test
        @DisplayName("Should handle masked value round-trip correctly")
        void testMaskedValueRoundTrip() throws NdrException {
            // Given: Original value that gets masked
            int originalValue = 300; // Will be masked to 44
            int maskedValue = originalValue & 0xFF; // 44
            NdrShort ndrShort1 = new NdrShort(originalValue);

                .append(",ntlmsspFlags=0x")
                .append(Hexdump.toHexString(this.ntlmsspFlags, 8))
                .append(",workstation=")
                .append(this.workstation)
                .append(",isEstablished=")
                .append(this.isEstablished)
                .append(",state=")
                .append(this.state)