@Override
        public String getIndexConfigIndex() {
            return "fess_config";
        }

        @Override
        public String getIndexUserIndex() {
            return "fess_user";
        }

        @Override
        public String getIndexLogIndex() {
            return "fess_log";
        }

        @Override

                if ("fess_config".equals(index)) {
                    index = fessConfig.getIndexConfigIndex();
                } else if ("fess_user".equals(index)) {
                    index = fessConfig.getIndexUserIndex();
                } else if ("fess_basic_config".equals(index) && !"fess_config".equals(fessConfig.getIndexConfigIndex())) {
                    index = "basic_" + fessConfig.getIndexConfigIndex();
                }