public bool EditBook(Book book)
{
try
{
if (BookAccessor.UpdateBook(book))
{
return(true);
}
}
catch (Exception)
{
throw;
}
return(false);
}
public bool EditBook(Book book, Book oldBook, string updateType)
{
var result = false;
if (book.ISBN == "" || book.Title == "" || book.Edition == "" ||
book.EditionYear < 800 ||
book.AuthorID < 100000)
{
throw new ApplicationException("You must fill out all the fields.");
}
try
{
result = (0 != BookAccessor.UpdateBook(book, oldBook, updateType));
}
catch (Exception)
{
throw;
}
return(result);
}
