settings.getAsBoolean("expand_ngram", false); // TODO remove

        synonymLoader = new SynonymLoader(env, settings, expand, SynonymLoader.getAnalyzer(ignoreCase));
        if (synonymLoader.getSynonymMap() == null) {
            if (settings.getAsList("synonyms", null) != null) {
                logger.warn("synonyms values are empty.");
            } else if (settings.get("synonyms_path") != null) {

            } else {
                this.synonymLoader = null;
                this.lastModified = System.currentTimeMillis();
            }
            synonymMap = synonymLoader.getSynonymMap();
            if (synonymMap != null && synonymMap.fst == null) {
                this.synonymMap = null;
            }
        } else {
            this.synonymLoader = null;
        }

                    }
                }
            }
        }

        if (lastModified != time) {
            return true;
        }

        return false;
    }

    public SynonymMap getSynonymMap() {
        return synonymMap;
    }

    protected void createSynonymMap(final boolean reload) {
        try (Reader rulesReader = getReader(reload)) {