使用redis生成订单号
package com.shopping.app.util; import org.apache.log4j.Logger; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.beans.factory.annotation.Qualifier; import org.springframework.stereotype.Service; import redis.clients.jedis.*; import java.util.List; import java.util.Map; import java.util.Set; import redis.clients.jedis.BinaryClient.LIST_POSITION; import redis.clients.util.SafeEncoder; @Service public class RedisManager { @Autowired @Qualifier("jedisPool") JedisPool jedisPool; private Logger log = Logger.getLogger(this.getClass()); /** 操作Key的方法 */ public