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/*
 * Copyright (c) 2002 - 2006 IBM Corporation.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 */
package com.ibm.wala.util.graph;

import com.ibm.wala.util.intset.IntSet;
import org.jspecify.annotations.Nullable;

/** Additional functionality for edges in numbered graphs */
public interface NumberedEdgeManager extends EdgeManager {

  /**
   * @return the numbers identifying the immediate successors of node
   */
  IntSet getSuccNodeNumbers(@Nullable T node);

  /**
   * @return the numbers identifying the immediate predecessors of node
   */
  IntSet getPredNodeNumbers(@Nullable T node);
}