PersistedModel.cs

using System.Collections.Generic;
using System.Threading.Tasks;
 
namespace LegalLab.Models
{
    public abstract class PersistedModel : Model
    {
        private readonly LinkedList<IPersistedProperty> properties = new LinkedList<IPersistedProperty>();
 
        protected void Add(IPersistedProperty Property)
        {
            this.properties.AddLast(Property);
        }
 
        public async Task Load()
        {
            foreach (IPersistedProperty Property in this.properties)
                await Property.Load();
        }
 
        public async Task Save()
        {
            foreach (IPersistedProperty Property in this.properties)
                await Property.Save();
        }
    }
}