public QueryResponse(string query, SearchResponse response, System.DateTime dt)
 {
     this.query = query;
     this.response = response;
     this.creationTime = dt;
 }
 public QueryResponse(string query, SearchResponse response)
     : this(query, response, System.DateTime.Now) { }
 static void UpdateCache(string query, SearchResponse response)
 {
     lruCache.UpdateCache(query, new QueryResponse(query, response));
 }