myrandom.java

《神州》RPG游戏引擎

import java.util.*;


public class MyRandom {
    private int minInt;
    private int maxInt;
    private Random ran;
    private int scale;
    
    public MyRandom()
    {
        ran=new Random();        
    }
    
    public int getMaxInt() {
        return maxInt;
    }
    public int getMinInt() {
        return minInt;
    }
    public void setMaxInt(int maxInt) {
        this.maxInt = maxInt;
    }
    public void setMinInt(int minInt) {
        this.minInt = minInt;
    }
    public int nextInt()
    {       
        int ranInt=Math.abs(ran.nextInt());
        scale=Integer.MAX_VALUE/(maxInt-minInt);        
        int ranResult=ranInt/scale;
        //System.out.println("ranResult="+(ranResult+minInt));
        return ranResult+minInt;
    }
}