IntegerVertexFactory.java

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package com.trickl.graph.vertices;

import org.jgrapht.VertexFactory;

/*
 * This file is part of the Trickl Open Source Libraries.
 *
 * Trickl Open Source Libraries - http://open.trickl.com/
 *
 * Copyright (C) 2011 Tim Gee.
 *
 * Trickl Open Source Libraries are free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Trickl Open Source Libraries are 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 Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this project.  If not, see <http://www.gnu.org/licenses/>.
 */
public class IntegerVertexFactory implements VertexFactory<Integer> {
   
   private int nextValue;
   
   public IntegerVertexFactory() {
      this(0);
   }
   
   public IntegerVertexFactory(int start) {
      this.nextValue = start;
   }

   @Override
   public Integer createVertex() {
      return new Integer(nextValue++);
   } 
}