/*
 * Copyright 2009 Wishnu Prasetya.
 *
 * You can redistribute and/or modify this class under
 * the terms of the GNU General Public License (GPL) as published by the
 * Free Software Foundation; either version 3 of the License, or any
 * later version.
 */

package Sequenic.Graph;

import java.io.Serializable;
import java.util.* ;

/**
 * Representing a node in a graph.
 * 
 * @author Wishnu Prasetya
 *
 */
public class Vertex implements Serializable {
	
	private static final long serialVersionUID = 1L;
	
	/**
	 * The node's id.
	 */
	public int id;
	
	public Vertex(){ super() ; } 
	
	public List<Vertex> parents  = new LinkedList<Vertex>() ; 
	public List<Vertex> children = new LinkedList<Vertex>() ;
	
	@Override
	public String toString() {
		return Integer.toString(id) ;
	}
	
}