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31
Go/source/idgen/IdGeneratorOptions.go
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31
Go/source/idgen/IdGeneratorOptions.go
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/*
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* 版权属于:yitter(yitter@126.com)
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* 代码编辑:guoyahao
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* 代码修订:yitter
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* 开源地址:https://gitee.com/yitter/idgenerator
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*/
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package idgen
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type IdGeneratorOptions struct {
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Method uint16 // 雪花计算方法,(1-漂移算法|2-传统算法),默认1
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BaseTime int64 // 基础时间(ms单位),不能超过当前系统时间
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WorkerId uint16 // 机器码,与 WorkerIdBitLength 有关系
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WorkerIdBitLength byte // 机器码位长,范围:1-21(要求:序列数位长+机器码位长不超过22)
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SeqBitLength byte // 序列数位长,范围:2-21(要求:序列数位长+机器码位长不超过22)
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MaxSeqNumber uint32 // 最大序列数(含),(由SeqBitLength计算的最大值)
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MinSeqNumber uint32 // 最小序列数(含),默认5,不小于1,不大于MaxSeqNumber
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TopOverCostCount uint32 // 最大漂移次数(含),默认2000,推荐范围500-10000(与计算能力有关)
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}
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func NewIdGeneratorOptions(workerId uint16) *IdGeneratorOptions {
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return &IdGeneratorOptions{
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Method: 1,
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WorkerId: workerId,
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BaseTime: 1582136402000,
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WorkerIdBitLength: 6,
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SeqBitLength: 6,
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MaxSeqNumber: 0,
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MinSeqNumber: 5,
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TopOverCostCount: 2000,
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}
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}
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