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SnowFlake-IdGenerator/Python/source/IdGeneratorOptions.py
2021-12-08 23:38:41 +08:00

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import time
class IdGeneratorOptions(object):
def __init__(self, workerId = 0, workerIdBitLength = 6, seqBitLength = 6):
# 雪花计算方法,1-漂移算法|2-传统算法默认1。目前只实现了1。
self.Method = 1
# 基础时间ms单位不能超过当前系统时间
self.BaseTime = 1288834974657
# 机器码,必须由外部设定,最大值 2^WorkerIdBitLength-1
self.WorkerId = workerId
# 机器码位长默认值6取值范围 [1, 15](要求:序列数位长+机器码位长不超过22
self.WorkerIdBitLength = workerIdBitLength
# 序列数位长默认值6取值范围 [3, 21](要求:序列数位长+机器码位长不超过22
self.SeqBitLength = seqBitLength
# 最大序列数(含),设置范围 [MinSeqNumber, 2^SeqBitLength-1]默认值0表示最大序列数取最大值2^SeqBitLength-1]
self.MaxSeqNumber = 0
# 最小序列数默认值5取值范围 [5, MaxSeqNumber]每毫秒的前5个序列数对应编号0-4是保留位其中1-4是时间回拨相应预留位0是手工新值预留位
self.MinSeqNumber = 5
# 最大漂移次数默认2000推荐范围500-10000与计算能力有关
self.TopOverCostCount = 2000