/// <summary>
/// Apply the specified IndexAwareFilter to the specified keySet.
/// </summary>
/// <param name="filter">
/// The IndexAwareFilter to apply an index to.
/// </param>
/// <param name="indexes">
/// The available MapIndex objects keyed by the related
/// IValueExtractor; read-only.
/// </param>
/// <param name="keys">
/// The mutable set of keys that remain to be filtered.
/// </param>
/// <returns>
/// A Filter object that can be used to process the remaining
/// keys, or null if no additional filter processing is necessary
///</returns>
protected virtual IFilter ApplyFilter(IIndexAwareFilter filter,
IDictionary indexes, ICollection keys)
{
return(filter.ApplyIndex(indexes, keys));
}
/// <summary>
/// Construct a PriorityFilter.
/// </summary>
/// <param name="filter">
/// The <see cref="IIndexAwareFilter"/> wrapped by this PriorityFilter.
/// </param>
public PriorityFilter(IIndexAwareFilter filter)
{
m_filter = filter;
}
