public OperationResultSet <Book> GetAllBooks(string userName, string guid)
{
if (!CheckAuthenticated(userName, guid))
{
return(new OperationResultSet <Book>(Library.Models.OperationResult.ErrorEnum.NotAuthenticated,
"Please authenticate first!"));
}
using (BookData dataProvider = new BookData())
{
try
{
Book[] result = dataProvider.GetAllBooks();
if (result == null)
{
return(new OperationResultSet <Book>(new List <Book>()));
}
return(new OperationResultSet <Book>(new List <Book>(result)));
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine("BookManagement : GetAllBooks : " + ex.StackTrace);
return(new OperationResultSet <Book>(Library.Models.OperationResult.ErrorEnum.InternalProblem, "Some internal problem has occured"));
}
}
}
public List <Book> GetAllBooks()
{
var list = new List <Book>();
using (var data = new BookData()) // se utiliza el using, para que al finalizar el garbage collection destruya el objeto
{
list = data.GetAllBooks(); // se consulta el metodo de la clase Bookdata
}//al finalizar, cierra la conexion a la BD, entra por el dispose
return(list);
}
public List <BookEnt> GetAllBooks()
{
var list = new List <BookEnt>();
using (var data = new BookData())
{
list = data.GetAllBooks();
}
return(list);
}