/**
     * Checks if passive NAT workaround is enabled.
     *
     * @return True if NAT workaround is enabled, false otherwise
     */
    public boolean isPassiveNatWorkaround() {
        return passiveNatWorkaround;
    }

    /**
     * Sets whether passive NAT workaround is enabled.
     *
     * @param passiveNatWorkaround True to enable NAT workaround, false to disable
     */

        }

        if (logger.isDebugEnabled()) {
            logger.debug("metadata: {}", metadata);
        }

        return metadata;
    }

    // workaround: Tika does not have extention points.
    /**
     * This class is a parser that detects the document type.
     */
    protected class TikaDetectParser extends CompositeParser {