/// <summary> /// Adds history entry with specific key. /// </summary> /// <param name="key">Key to add to history entry.</param> protected override void Add(string key) { using (var model = new NCrawlerModel()) { var historyEntry = new CrawlHistory(); historyEntry.Key = key; historyEntry.GroupId = this.groupId; model.CrawlHistories.Add(historyEntry); model.SaveChanges(); } }