public static IBookDao GetBookDao(string connectionString)
{
IBookDao bookDao;
if (_bookDaoCache.TryGetValue(connectionString, out bookDao))
{
return(bookDao);
}
DBWorker dbWorker = new DBWorker(connectionString);
var authorDao = new AuthorDao()
{
DBWorker = dbWorker,
};
bookDao = new BookDao()
{
DBWorker = dbWorker,
AuthorDao = authorDao
};
authorDao.BookDao = bookDao;
_bookDaoCache.TryAdd(connectionString, bookDao);
_authorDaoCache.TryAdd(connectionString, authorDao);
return(bookDao);
}
public static IAuthorDao GetAuthorDao(string connectionString)
{
if (_authorDaoCache.TryGetValue(connectionString, out var authorDao))
{
return(authorDao);
}
DBWorker dbWorker = new DBWorker(connectionString);
var bookDao = new BookDao()
{
DBWorker = dbWorker
};
authorDao = new AuthorDao()
{
DBWorker = dbWorker,
BookDao = bookDao
};
bookDao.AuthorDao = authorDao;
_authorDaoCache.TryAdd(connectionString, authorDao);
_bookDaoCache.TryAdd(connectionString, bookDao);
return(authorDao);
}