// /**
//  * File: ODB.cs
//  * Author: haraldwolff
//  *
//  * This file and it's content is copyrighted by the Author and / or copyright holder.
//  * Any use wihtout proper permission is illegal and may lead to legal actions.
//  *
//  *
//  **/
using System;
using System.IO;
using System.Collections.Generic;
namespace ln.types.odb
{
    public class ODB
    {
        public String BasePath { get; set; }



        Dictionary<Guid, WeakReference<IPersistent>> persistentObjects = new Dictionary<Guid, WeakReference<IPersistent>>();

        public ODB()
        {
            BasePath = Path.GetFullPath("./crawler");
            if (!Directory.Exists(BasePath))
            {
                Directory.CreateDirectory(BasePath);
            }
        }

        public IPersistent GetPersistent(Guid persistenceID)
        {
            if (persistentObjects.ContainsKey(persistenceID))
            {
                WeakReference<IPersistent> weakRef = persistentObjects[persistenceID];
                IPersistent o = null;

                if (weakRef.TryGetTarget(out o))
                    return o;
            }
            return null;
        }





    }
}