package com.csst.msm;public class Test {    /**     * @param args     */    public static void main(String[] args) {        int hash =89;//初始值        int serverNum =2;//服务器个数        int addrlen=3;//IPV4 只计算前3个字节        int p;                int[] addr = new int[]{192,168,10,14};        for(int i=0;i<addrlen;i++){//只计算了前3个字节            hash = (hash*113+addr[i]) % 6271;        }                p =hash % serverNum;        System.out.println("选择的服务器："+p);        //权重算法                        int[] weights = new int[]{9,9};        int total_weight =weights[0]+weights[1];        int w =hash %total_weight;                int j=0;        for(j=0;j<serverNum;j++){            w -= weights[j];            if(w<0)                break;        }         p = j;         System.out.println("按权重,选择的服务器："+p);            }}