return this;
    }

    /**
     * Gets the custom pre-tags for highlighting.
     *
     * @return the pre-tags array, or null if using defaults
     */
    public String[] getPreTags() {
        return preTags;
    }

    /**
     * Sets the custom pre-tags for highlighting with fluent interface.
     *
     * @param preTags the pre-tags to set

            final String encoder = fessConfig.getQueryHighlightEncoder();
            final HighlightBuilder highlightBuilder = new HighlightBuilder();
            final String[] preTags = highlightInfo.getPreTags();
            final String[] postTags = highlightInfo.getPostTags();
            if (preTags != null) {
                highlightBuilder.preTags(preTags);
            }
            if (postTags != null) {