public static void UpdateArticle(ArticleInfo article)
 {
     _provider.UpdateArticle(article.Id, article.Title, article.Content);
 }
 /// <summary>
 /// Updates the article.
 /// </summary>
 /// <param name="id">The identifier.</param>
 /// <param name="title">The title.</param>
 /// <param name="content">The content.</param>
 /// <returns>True if successful; otherwise false.</returns>
 public bool UpdateArticle(int id, string title, string content)
 {
     _articles[id] = new ArticleInfo(id, title, content);
     return(true);
 }