public BookListService(ILogger logger)
{
if (ReferenceEquals(logger, null))
{
logger = NLogProvider.GetLogger(nameof(BookListService));
}
logger.Debug("Constructor {0} with one parameter is started.", nameof(BookListService));
this.logger = logger;
}
public BookListService(IRepository <Book> repository, ILogger logger)
{
Repository = repository;
if (ReferenceEquals(logger, null))
{
logger = NLogProvider.GetLogger(nameof(BookListService));
}
logger.Debug("Constructor {0} with two parameters is started.", nameof(BookListService));
}