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A Java Optimization Framework

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package soot.toolkits.scalar;

/*-
 * #%L
 * Soot - a J*va Optimization Framework
 * %%
 * Copyright (C) 1997 - 1999 Raja Vallee-Rai
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 2.1 of the
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public
 * License along with this program.  If not, see
 * .
 * #L%
 */

/**
 * Represents bounded information for flow analysis. Just like FlowSet, but also provides complementation. Some
 * implementations of BoundedFlowSet may require a FlowUniverse for construction.
 *
 * @see: FlowUniverse
 */
public interface BoundedFlowSet extends FlowSet {
  /**
   * Complements this.
   */
  public void complement();

  /**
   * Complements this BoundedFlowSet, putting the result into dest. dest and this may
   * be the same object.
   */
  public void complement(FlowSet dest);

  /**
   * returns the topped set.
   */
  public FlowSet topSet();

  /**
   * Returns elements [low..high] of this BoundedFlowSet. (optional operation)
   */
  /*
   * public List toList(int low, int high) throws UnsupportedOperationException;
   */
}