using System;

using System.Runtime.Caching;

​

public class Item {

    public string Name {get; set;}

}

​

public class Program

{

    private static ObjectCache _cache = MemoryCache.Default;

    public static void Main()

    {

        var i = new Item { Name = "Manolo" };

        var t1 = new Tuple<Item, string>(i, "texto 1");

        Set("tuple1", t1);

        var t2 = Get<Tuple<Item, string>>("tuple1");

        t1.Item1.Name = "Jordi";

        Console.WriteLine(t1.Item1.Name);

        Console.WriteLine(t2.Item1.Name);

    }

    private static void Set<T>(string key, T value)

    {

        if (value != null)

            {

                var cacheItem = new CacheItem(key, value);

                var policy = new CacheItemPolicy();

​

                _cache.Remove(key);

                _cache.Set(cacheItem, policy);

            }

    }

​

    private static T Get<T>(string key)

    {

        return (T)_cache[key];

    }

}