//=====================================================================
/// <inheritdoc />
public override IEnumerator <KeyValuePair <string, Target> > GetEnumerator()
{
return(index.GetEnumerator());
}
/// <summary>
/// Creates an enumerator that can be used to iterate through a collection of cache entries.
/// </summary>
/// <returns>
/// The enumerator object that provides access to the cache entries in the cache.
/// </returns>
/// <remarks>CFI, 2012-03-10</remarks>
protected override IEnumerator <KeyValuePair <string, object> > GetEnumerator()
{
CleanExpired();
return(values.GetEnumerator() as IEnumerator <KeyValuePair <string, object> >);
}