public TimeBasedIdentity GetNewID(DateTime time)
{
long diffSeconds = DateTimeHelper
.SecondsDiff
(_basedDateTime, time);
long periodID = (diffSeconds / _periodInSeconds);
long periodModID = periodID % _periodsMaxCount;
int secondID = (int)(diffSeconds % _periodInSeconds);
int l = PeriodsSeedsBuckets.Length;
long bucketID = periodModID % l;
TimeBasedIdentity timeBasedIdentity = PeriodsSeedsBuckets[bucketID];
//timeBasedIdentity.SecondID = secondID;
TimeBasedIdentity r = null;
if
(
timeBasedIdentity.PeriodModID == periodModID
)
{
r = timeBasedIdentity.PartialClone();
r.SecondID = secondID;
r.IdentityTime = r.PeriodAlignedTime.AddSeconds(secondID);
}
return(r);
}
private bool InitializeNextOnePeriodDataProcessAction()
{
var r = false;
var now = DateTime.Now;
//now = DateTime.Parse("9999-12-31 23:10:00");
//周期标识
var diffSeconds = DateTimeHelper
.SecondsDiff(_basedDateTime, now);
long periodID = (diffSeconds / _periodInSeconds);
var alignedTime = _basedDateTime
.AddSeconds
(periodID * _periodInSeconds);
periodID++;
var periodModID = periodID % _periodsMaxCount;
int l = PeriodsSeedsBuckets.Length;
long bucketID = periodID % l;
var lastPeriodID = PeriodsSeedsBuckets[bucketID].PeriodID;
var lastPeriodModID = PeriodsSeedsBuckets[bucketID].PeriodModID;
if
(
periodID > lastPeriodID
&&
periodModID != lastPeriodModID
)
{
PeriodsSeedsBuckets[bucketID]
= new TimeBasedIdentity
(
periodID
, periodModID
, new int[_periodInSeconds]
, alignedTime
, DateTime.Now
, _basedDateTime
, _periodInSeconds
, _periodsMaxCount
, _initializePeriodsCount
);
r = true;
}
return(r);
}
private bool InitializeNextOnePeriodDataProcessAction()
{
var r = false;
var now = DateTime.Now;
//now = DateTime.Parse("9999-12-31 23:10:00");
//周期标识
var diffSeconds = DateTimeHelper
.SecondsDiff(_basedDateTime, now);
long periodID = (diffSeconds / _periodInSeconds);
var alignedTime = _basedDateTime
.AddSeconds
(periodID * _periodInSeconds);
periodID++;
var periodModID = periodID % _periodsMaxCount;
int l = PeriodsSeedsBuckets.Length;
long bucketID = periodID % l;
var lastPeriodID = PeriodsSeedsBuckets[bucketID].PeriodID;
var lastPeriodModID = PeriodsSeedsBuckets[bucketID].PeriodModID;
if
(
periodID > lastPeriodID
&&
periodModID != lastPeriodModID
)
{
PeriodsSeedsBuckets[bucketID]
= new TimeBasedIdentity
(
periodID
, periodModID
, new int[_periodInSeconds]
, alignedTime
, DateTime.Now
, _basedDateTime
, _periodInSeconds
, _periodsMaxCount
, _initializePeriodsCount
);
r = true;
}
return r;
}
public TimeBasedIdentityGenerator
(
long periodInSeconds = 86400
, int periodsMaxCount = 10000
, int initializeMinPeriodsBucketsCount = 2
, Action<TimeBasedIdentityGenerator> onAfterDataInitializedProcessAction = null
, DateTime basedDateTime = default(DateTime)
, int checkTimes = 2
)
{
_basedDateTime = basedDateTime;
_periodInSeconds = periodInSeconds;
_periodsMaxCount = periodsMaxCount;
var remainder = _periodsMaxCount % initializeMinPeriodsBucketsCount;
if (remainder != 0)
{
while (_periodsMaxCount % (++initializeMinPeriodsBucketsCount) != 0) ;
}
//桶个数
_initializePeriodsCount = initializeMinPeriodsBucketsCount;
var diffSeconds = DateTimeHelper
.SecondsDiff
(_basedDateTime, DateTime.Now);
PeriodsSeedsBuckets = new TimeBasedIdentity[_initializePeriodsCount];
var l = PeriodsSeedsBuckets.Length;
long periodID = (diffSeconds / _periodInSeconds);
for (int i = 0; i < l; i++)
{
var periodModID = periodID % _periodsMaxCount;
var alignedTime = _basedDateTime
.AddSeconds
(periodID * _periodInSeconds);
PeriodsSeedsBuckets[periodModID % l]
= new TimeBasedIdentity
(
periodID
, periodModID
, new int[_periodInSeconds]
, alignedTime
, DateTime.Now
, _basedDateTime
, _periodInSeconds
, _periodsMaxCount
, _initializePeriodsCount
);
periodID++;
//periodModID++;
//periodModID = periodModID % _periodsMaxCount;
}
if (onAfterDataInitializedProcessAction != null)
{
onAfterDataInitializedProcessAction(this);
}
int timerIntervalInSeconds = (int)_periodInSeconds / checkTimes;
new EasyTimer
(
timerIntervalInSeconds
, 2
, (x) =>
{
if (InitializeNextOnePeriodDataProcessAction())
{
if (onAfterDataInitializedProcessAction != null)
{
onAfterDataInitializedProcessAction(this);
}
}
}
).Start();
}
public TimeBasedIdentityGenerator
(
long periodInSeconds = 86400
, int periodsMaxCount = 10000
, int initializeMinPeriodsBucketsCount = 2
, Action <TimeBasedIdentityGenerator> onAfterDataInitializedProcessAction = null
, DateTime basedDateTime = default(DateTime)
, int checkTimes = 2
)
{
_basedDateTime = basedDateTime;
_periodInSeconds = periodInSeconds;
_periodsMaxCount = periodsMaxCount;
var remainder = _periodsMaxCount % initializeMinPeriodsBucketsCount;
if (remainder != 0)
{
while (_periodsMaxCount % (++initializeMinPeriodsBucketsCount) != 0)
{
;
}
}
//桶个数
_initializePeriodsCount = initializeMinPeriodsBucketsCount;
var diffSeconds = DateTimeHelper
.SecondsDiff
(_basedDateTime, DateTime.Now);
PeriodsSeedsBuckets = new TimeBasedIdentity[_initializePeriodsCount];
var l = PeriodsSeedsBuckets.Length;
long periodID = (diffSeconds / _periodInSeconds);
for (int i = 0; i < l; i++)
{
var periodModID = periodID % _periodsMaxCount;
var alignedTime = _basedDateTime
.AddSeconds
(periodID * _periodInSeconds);
PeriodsSeedsBuckets[periodModID % l]
= new TimeBasedIdentity
(
periodID
, periodModID
, new int[_periodInSeconds]
, alignedTime
, DateTime.Now
, _basedDateTime
, _periodInSeconds
, _periodsMaxCount
, _initializePeriodsCount
);
periodID++;
//periodModID++;
//periodModID = periodModID % _periodsMaxCount;
}
if (onAfterDataInitializedProcessAction != null)
{
onAfterDataInitializedProcessAction(this);
}
int timerIntervalInSeconds = (int)_periodInSeconds / checkTimes;
new EasyTimer
(
timerIntervalInSeconds
, 2
, (x) =>
{
if (InitializeNextOnePeriodDataProcessAction())
{
if (onAfterDataInitializedProcessAction != null)
{
onAfterDataInitializedProcessAction(this);
}
}
}
).Start();
}
