PIbd-22_Chubykina_P.P._Conf.../Confectionery/ConfectioneryListImplement/DataListSingleton.cs

33 lines
916 B
C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ConfectioneryListImplement.Models
{
internal class DataListSingleton
{
private static DataListSingleton? _instance;
public List<Component> Components { get; set; }
public List<Order> Orders { get; set; }
public List<Pastry> Pastries { get; set; }
public List<Shop> Shops { get; set; }
private DataListSingleton()
{
Components = new List<Component>();
Orders = new List<Order>();
Pastries = new List<Pastry>();
Shops = new List<Shop>();
}
public static DataListSingleton GetInstance()
{
if (_instance == null)
{
_instance = new DataListSingleton();
}
return _instance;
}
}
}