/// <summary>
/// Clears the items in the enumerator
/// </summary>
public void Dispose()
{
_head = null;
_current = null;
if (_cache != null)
{
_cache.CollectionChanged -= Cache_CollectionChanged;
}
_cache = null;
}
/// <summary>
/// Initializes a new instance of the <see cref="CacheEnumerator{TKey, TValue}"/> class
/// </summary>
/// <param name="cache">Cache to which this enumerator belongs</param>
/// <param name="head">First item in the list</param>
public CacheEnumerator(LruCache <TKey, TValue> cache, Node <TKey, TValue> head)
{
if (head == null)
{
throw new ArgumentException("Head can't be null");
}
if (cache != null)
{
_cache = cache;
cache.CollectionChanged += Cache_CollectionChanged;
}
_head = head;
_current = null;
}