org.grouplens.lenskit.data.history

Interface ItemEventCollection<E extends Event>

All Superinterfaces:

Collection<E>, Iterable<E>

All Known Implementing Classes:

BasicItemEventList

public interface ItemEventCollection<E extends Event>
extends Collection<E>

A collection of events associated with an item. This collection is immutable. This is like UserHistory, except for items; it seems less useful to think about items as having 'histories' like users do, although they do in some sense.

Since:

2.1

Method Summary

Modifier and Type	Method and Description
long	getItemId() Get the item ID associated with this collection.

Methods inherited from interface java.util.Collection

add, addAll, clear, contains, containsAll, equals, hashCode, isEmpty, iterator, parallelStream, remove, removeAll, removeIf, retainAll, size, spliterator, stream, toArray, toArray

Methods inherited from interface java.lang.Iterable

forEach

Method Detail

getItemId

long getItemId()

Get the item ID associated with this collection.

Returns:

The item ID associated with these events.