lxm_library_java/SnowFlake-IdGenerator
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优化时间回拨处理逻辑

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yitter
2022-09-15 22:42:14 +08:00
parent fe22bfb7e2
commit 5cd28244fc
13 changed files with 121 additions and 100 deletions
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15
JavaScript/index.js
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@@ -136,16 +136,19 @@ class Genid {
if (currentTimeTick < this._LastTimeTick) {
if (this._TurnBackTimeTick < 1) {
this._TurnBackTimeTick = this._LastTimeTick - 1;
this._TurnBackIndex++;
// 每毫秒序列数的前 5 位是预留位，0 用于手工新值，1-4 是时间回拨次序
// 支持 4 次回拨次序（避免回拨重叠导致 ID 重复），可无限次回拨（次序循环使用）。
if (this._TurnBackIndex > 4) {
this._TurnBackIndex = 1;
}
this.BeginTurnBackAction(this._TurnBackTimeTick);
}
this._TurnBackIndex++;
// 每毫秒序列数的前 5 位是预留位，0 用于手工新值，1-4 是时间回拨次序
// 支持 4 次回拨次序（避免回拨重叠导致 ID 重复），可无限次回拨（次序循环使用）。
if (this._TurnBackIndex > 4) {
this._TurnBackIndex = 1;
}
return this.CalcTurnBackId(this._TurnBackTimeTick);
}
// 时间追平时，_TurnBackTimeTick 清零
if (this._TurnBackTimeTick > 0) {
this.EndTurnBackAction(this._TurnBackTimeTick);