iedge.java

采用 Java 编写的数据库系统单元测试程序。

/*
 *
 * The DbUnit Database Testing Framework
 * Copyright (C)2005, DbUnit.org
 *
 * This library 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 library 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */
package org.dbunit.util.search;

/**
 * A bidirectional edge on the graph to be searched.<br>
 * It must implement <code>Comparable</code> so the
 * <code>ISearchCallback</code> can properly order the dependencies of a node
 * (so, typically, the implementations will compare the <code>getTo()</code>
 * node).
 * 
 * @author Felipe Leme <[e-mail]>
 * @version $Revision: 493 $
 * @since Aug 25, 2005
 */
public interface IEdge extends Comparable {

  /**
   * Get the node this edge originates from.
   * 
   * @return node this edge originates from.
   */
  Object getFrom();

  /**
   * Get the node this edge points to.
   * 
   * @return node this edge points to.
   */
  Object getTo();

}