public CachedObjectSource(T instance, IObjectCache <T> cache)
{
this.weakInstance = new WeakReference <T>(instance);
this.cache = cache;
this.evictAction = new WeakAction <CachedObjectSource <T>, T>(this, (o, d) => o.OnEvicted(d));
cache.AddOrAccess(instance, this.evictAction);
}
