You can not select more than 25 topics Topics must start with a chinese character,a letter or number, can include dashes ('-') and can be up to 35 characters long.

Options.py 1.3 kB

3 years ago
3 years ago
123456789101112131415161718192021222324252627
  1. class IdGeneratorOptions():
  2. def __init__(self, workerId = 0, workerIdBitLength = 6, seqBitLength = 6):
  3. # 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。
  4. self.Method = 1
  5. # 基础时间(ms单位),不能超过当前系统时间
  6. self.BaseTime = 1288834974657
  7. # 机器码,必须由外部设定,最大值 2^WorkerIdBitLength-1
  8. self.WorkerId = workerId
  9. # 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)
  10. self.WorkerIdBitLength = workerIdBitLength
  11. # 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)
  12. self.SeqBitLength = seqBitLength
  13. # 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])
  14. self.MaxSeqNumber = 0
  15. # 最小序列数(含),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
  16. self.MinSeqNumber = 5
  17. # 最大漂移次数(含),默认2000,推荐范围500-10000(与计算能力有关)
  18. self.TopOverCostCount = 2000