/// <summary>
/// Returns an enumerator that iterates through the collection.
/// </summary>
/// <returns>
/// A System.Collections.Generic.IEnumerator that can be used to iterate through the collection.
/// </returns>
public IEnumerator <T> GetEnumerator()
{
if (enumerators == null)
{
enumerators = new APMemoryManager <BufferedLinkedListEnumerator <T> >();
}
return(enumerators.New().Init(this));
}