package org.khelekore.prtree;
import java.util.List;
/** A class that can get the next available node.
* @param <N> the type of the node
*/
interface NodeGetter<N> {
/** Get the next node.
* @param maxObject use at most this many objects
*/
N getNextNode (int maxObjects);
/** Check if we can get more nodes from this NodeGetter. */
boolean hasMoreNodes ();
/** Check if there is unused data in this NodeGetter. */
boolean hasMoreData ();
/** Split this NodeGetter into the low and high parts. */
List<? extends NodeGetter<N>> split (int lowId, int highId);
}