@Override
protected ShardSuggestRefreshResponse shardOperation(ShardSuggestRefreshRequest request) throws ElasticsearchException {
logger.trace("Entered TransportSuggestRefreshAction.shardOperation()");
IndexService indexService = indicesService.indexServiceSafe(request.index());
ShardSuggestService suggestShardService = indexService.shardInjectorSafe(request.shardId()).getInstance(ShardSuggestService.class);
return suggestShardService.refresh(request);
}