/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.envers.internal.tools.graph;
import java.util.List;
/**
* Defines a graph, where each vertex has a representation, which identifies uniquely a value.
* Representations are comparable, values - not.
*
* @author Adam Warski (adam at warski dot org)
*/
public interface GraphDefiner<V, R> {
R getRepresentation(V v);
V getValue(R r);
List<V> getNeighbours(V v);
List<V> getValues();
}