比例选举

选举对象

package com.yeepay.sxf.xuanju;
/**
 * 被选举对象
 * @author sxf
 * 
 *
 */
public class Channle {
    //名字
    private String name;
    //比例
    private Integer proportion;
    
    public Channle() {
        super();
    }
    public Channle(String name, Integer proportion) {
        super();
        this.name = name;
        this.proportion = proportion;
    }
    public String getName() {
        return name;
    }
    public void setName(String name) {
        this.name = name;
    }
    public Integer getProportion() {
        return proportion;
    }
    public void setProportion(Integer proportion) {
        this.proportion = proportion;
    }
    
    

}

选举流程

package com.yeepay.sxf.xuanju;

import java.util.HashSet;
import java.util.Random;
import java.util.Set;
/**
 * 比例选举（存在缺陷，常常选举不到）
 * @author sxf
 *
 */
public class Proportion {
    /**
     * 比例选举
     * A的比例50%
     * B的比例30%
     * C的比例20%
     * @param args
     */
    public static void main(String[] args) {
        //获取选举对象
        Set<Channle> set=getChannle();
        
        //算出当前随机数
        Random random=new Random(System.currentTimeMillis());
        int a=random.nextInt();
        int b=Math.abs(a);
        int c=b%100;
        System.out.println("Proportion.main()"+c);
        //进行选举
        for (Channle channle : set) {
            int d=channle.getProportion();
            //随机数小于等于比例
            if(c<=d){
                System.out.println("Proportion.main()"+channle.getName()+"被选中");
                break;
            }
        }
    
        
        
    }
    /**
     * 获取选举对象集合
     * @return
     */
    public static Set<Channle> getChannle(){
        Channle aChannle=new Channle("A", 50);
        Channle bChannle=new Channle("B", 30);
        Channle cChannle=new Channle("C",20);
        Set<Channle> set=new HashSet<Channle>();
        set.add(aChannle);
        set.add(bChannle);
        set.add(cChannle);
        return set;
    }
}