package cn.lili.common.utils;
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import cn.hutool.core.lang.Snowflake;
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import cn.hutool.core.util.IdUtil;
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import lombok.extern.slf4j.Slf4j;
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import java.util.Date;
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/**
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* 雪花分布式id获取
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*
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* @author Chopper
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*/
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@Slf4j
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public class SnowFlake {
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// /**
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// * 机器id
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// */
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// private static long workerId = 0L;
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// /**
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// * 机房id
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// */
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// public static long datacenterId = 0L;
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private static Snowflake snowflake;
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/**
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* 初始化配置
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*
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* @param workerId
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* @param datacenterId
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*/
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public static void initialize(long workerId, long datacenterId) {
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snowflake = IdUtil.getSnowflake(workerId, datacenterId);
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}
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public static long getId() {
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return snowflake.nextId();
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}
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/**
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* 生成字符，带有前缀
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*
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* @param prefix
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* @return
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*/
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public static String createStr(String prefix) {
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return prefix + DateUtil.toString(new Date(), "yyyyMMdd") + SnowFlake.getId();
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}
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public static String getIdStr() {
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return snowflake.nextId() + "";
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}
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}
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