Request 中nonceStr (随机数)的产生

UUIDUtils.java

package com.sfpay.scfp.oms.app.util;

import org.apache.commons.lang3.StringUtils;

import java.util.UUID;

/**
 * Created by 01059519 on 2016/11/14.
 */
public abstract class UUIDUtils {

    public static String randomUUID(){
        String uuid = UUID.randomUUID().toString();
        return StringUtils.remove(uuid, "-");
    }

    /**
     * 生成64位UUID
     * @return
     */
    public static String generateUUID64(){
        return (randomUUID()+randomUUID());
    }

//    public static void main(String[] args) {
//        System.out.println(UUIDUtils.generateUUID64());
//    }
}