# Package org.optaplanner.core.impl.exhaustivesearch.node.comparator

- Class Summary
  Class | Description
  --- | ---
  BreadthFirstNodeComparator | Investigate nodes layer by layer: investigate shallower nodes first.
  DepthFirstNodeComparator | Investigate deeper nodes first.
  OptimisticBoundFirstNodeComparator | Investigate the nodes with a better optimistic bound first, then deeper nodes.
  OriginalOrderNodeComparator | Investigate deeper nodes first, in order.
  ScoreFirstNodeComparator | Investigate the nodes with a better optimistic bound first, then deeper nodes.