mazeutils.java

一套MMORPG手机网络游戏的服务端

/*
 * Created on 2005-9-16
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package com.swing.game.crystal.utils;

import java.io.File;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.apache.log4j.Logger;
import org.apache.log4j.PropertyConfigurator;
import org.dom4j.Document;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;

/**
 * @author vampire_a
 *
 * TODO To change the template for this generated type comment go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
public class MazeUtils {
    public static Logger logger = Logger.getLogger(MazeUtils.class);
    static {
      PropertyConfigurator.configure("./cfg/Log4j.properties");
    }
    public static final String fileName = "./xml/Maze.xml";
    
    private List mazes = new ArrayList();
    
    public MazeUtils ()
    {
        try {
            SAXReader reader = new SAXReader();
            Document document = reader.read(new File(fileName));
            Element root = document.getRootElement();
            List l = root.selectNodes("//Maze/Content");
           
            for (Iterator iter = l.iterator(); iter.hasNext(); ) {
              Element e = (Element) iter.next();
              Maze m = new Maze();
              m.width = e.attributeValue("width");
              m.height = e.attributeValue("height");
              m.data = e.getText();
              mazes.add(m);
            }
          }
          catch (Exception e) {
            logger.error(e);
          }
    }
    
    public Maze getMaze() {
        int index = Math.abs((int) Math.random()%mazes.size());
        return (Maze)mazes.get(index);
    }
    
}