/// <summary>
/// Initializes a new instance of the
/// <see cref="StandardDataFormatMatchboxRecommender{TInstanceSource,TInstance,TUser,TItem,TDataRating,TFeatureSource}"/>
/// class.
/// </summary>
/// <param name="topLevelMapping">The mapping used for accessing data.</param>
internal StandardDataFormatMatchboxRecommender(IStarRatingRecommenderMapping <TInstanceSource, TInstance, TUser, TItem, TDataRating, TFeatureSource, Vector> topLevelMapping)
{
this.topLevelMapping = topLevelMapping;
this.nativeMapping = new NativeRecommenderMapping(topLevelMapping);
this.recommender = new NativeDataFormatMatchboxRecommender <TInstanceSource, TFeatureSource>(this.nativeMapping);
this.indexedUserSet = new IndexedEntitySet <TUser>();
this.indexedItemSet = new IndexedEntitySet <TItem>();
}
/// <summary>
/// Sets the indexed entity sets.
/// </summary>
/// <param name="indexedUserSet">The indexed user set.</param>
/// <param name="indexedItemSet">The indexed item set.</param>
public void SetIndexedEntitySets(IndexedEntitySet <TUser> indexedUserSet, IndexedEntitySet <TItem> indexedItemSet)
{
this.indexedUserSet = indexedUserSet;
this.indexedItemSet = indexedItemSet;
}