req.Header.Set(xForwardedPort, forwardedPort(req))
	}

	if xfHost := req.Header.Get(xForwardedHost); xfHost == "" && req.Host != "" {
		req.Header.Set(xForwardedHost, req.Host)
	}
}

func forwardedPort(req *http.Request) string {
	if req == nil {
		return ""
	}

	if _, port, err := net.SplitHostPort(req.Host); err == nil && port != "" {
		return port
	}

	if req.TLS != nil {

    public ResponseData execute(final RequestData request) {
        return switch (request.getMethod()) {
        case GET -> doGet(request.getUrl());
        case HEAD -> doHead(request.getUrl());
        case POST -> doPost(request.getUrl());
        default -> throw new CrawlerSystemException(request.getMethod() + " method is not supported.");
        };
    }

    /**

    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (query instanceof final PrefixQuery prefixQuery) {
            if (logger.isDebugEnabled()) {
                logger.debug("PrefixQuery: query={}, boost={}", query, boost);
            }
            return convertPrefixQuery(context, prefixQuery, boost);
        }

     * @param query the Lucene query to be processed
     * @param boost the boost factor to apply to the query
     * @return the processed OpenSearch QueryBuilder
     */
    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        return filterChain.execute(context, query, boost);
    }

    /**
     * Adds a query command to the processor.
     *

    //                                                                            ========
    public Float getBoost() {
        checkSpecifiedProperty("boost");
        return boost;
    }

    public void setBoost(Float value) {
        registerModifiedProperty("boost");
        this.boost = value;
    }

    public String getCreatedBy() {
        checkSpecifiedProperty("createdBy");

    }

    @Override
    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (logger.isDebugEnabled()) {
            logger.debug("MatchAllQuery: query={}, boost={}", query, boost);
        }
        return QueryBuilders.matchAllQuery().boost(boost);
    }

    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (query instanceof final PhraseQuery phraseQuery) {
            if (logger.isDebugEnabled()) {
                logger.debug("PhraseQuery: query={}, boost={}", query, boost);
            }
            return convertPhraseQuery(context, phraseQuery, boost);
        }

     * @param query the Lucene query to convert (must be a FuzzyQuery)
     * @param boost the boost factor to apply to the query
     * @return OpenSearch QueryBuilder for fuzzy matching
     * @throws InvalidQueryException if the query is not a FuzzyQuery
     */
    @Override
    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (query instanceof final FuzzyQuery fuzzyQuery) {

    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (query instanceof final BooleanQuery booleanQuery) {
            if (logger.isDebugEnabled()) {
                logger.debug("BooleanQuery: query={}, boost={}", query, boost);
            }
            return convertBooleanQuery(context, booleanQuery, boost);
        }

    }

    @Override
    public QueryBuilder execute(final QueryContext context, final Query query, final float boost) {
        if (query instanceof final BoostQuery boostQuery) {
            if (logger.isDebugEnabled()) {
                logger.debug("BoostQuery: query={}, boost={}", query, boost);
            }
            return getQueryProcessor().execute(context, boostQuery.getQuery(), boostQuery.getBoost());
        }