if (Constants.TEXT_FRAGMENT_TYPE_HIGHLIGHT.equals(fessConfig.getQueryHighlightTextFragmentType())) {
                    docMap.put(Constants.TEXT_FRAGMENTS,
                            viewHelper.createTextFragmentsByHighlight(highlightFields.values().toArray(n -> new HighlightField[n])));
                }
            }
        } catch (final Exception e) {
            if (logger.isDebugEnabled()) {

                return value + ELLIPSIS;
            }
            return value;
        }
        return null;
    }

    public TextFragment[] createTextFragmentsByHighlight(final HighlightField[] fields) {
        final List<TextFragment> list = new ArrayList<>();
        for (final HighlightField field : fields) {
            final Text[] fragments = field.fragments();