/// <summary>
/// Sort books collection with appropriate criteria.
/// </summary>
/// <param name="comparator">Criteria.</param>
/// <returns>Sorted collection.</returns>
public IEnumerable <Book> SortBy(IBookComparer comparer)
{
List <Book> books = new List <Book>();
logger.Info($"Sorting books by {comparer}.");
Array.Sort(books.ToArray(), comparer);
return(books);
}
/// <summary>
/// Sort books collection with appropriate criteria.
/// </summary>
/// <param name="comparator">Criteria.</param>
/// <returns>Sorted collection.</returns>
public IEnumerable <Book> SortBy(IBookComparer comparer)
{
List <Book> books = new List <Book>();
//тот ли это метод
Array.Sort(books.ToArray(), comparer);
return(books);
}
