}));

        facetCache = CacheBuilder.newBuilder().maximumSize(1000).expireAfterWrite(facetCacheDuration, TimeUnit.SECONDS).build();

        textFragmentPrefixLength = fessConfig.getQueryHighlightTextFragmentPrefixLengthAsInteger();
        textFragmentSuffixLength = fessConfig.getQueryHighlightTextFragmentSuffixLengthAsInteger();
        textFragmentSize = fessConfig.getQueryHighlightTextFragmentSizeAsInteger();