short SeqGenEntry::fetchNewRange(SequenceGeneratorAttributes &inSGA)
{
Lng32 cliRC = 0;
// fetch new range from Seq Generator database
SequenceGeneratorAttributes sga;
sga = inSGA;
if (sga.getSGCache() == 0)
sga.setSGCache(1);
sga.setSGRetryNum(getRetryNum());
cliRC = SQL_EXEC_SeqGenCliInterface(&cliInterfaceArr_, &sga);
if (cliRC < 0)
return (short)cliRC;
cachedStartValue_ = sga.getSGNextValue();
cachedCurrValue_ = cachedStartValue_;
cachedEndValue_ = sga.getSGEndValue();
if (cachedStartValue_ > sga.getSGMaxValue())
{
return -1579; // max reached
}
fetchNewRange_ = FALSE;
return 0;
}
short ElemDDLSGOptions::genSGA(SequenceGeneratorAttributes &sga)
{
sga.setSGStartValue(getStartValue());
sga.setSGIncrement(getIncrement());
sga.setSGMinValue(getMinValue());
sga.setSGMaxValue(getMaxValue());
sga.setSGCache(getCache());
sga.setSGCycleOption(isCycle());
sga.setSGFSDataType(getFSDataType());
sga.setSGResetOption(isReset());
return 0;
}
short SeqGenEntry::getNextSeqVal(SequenceGeneratorAttributes &sga, Int64 &seqVal)
{
short rc = 0;
if (NOT fetchNewRange_)
{
cachedCurrValue_ += sga.getSGIncrement();
if (cachedCurrValue_ > cachedEndValue_)
fetchNewRange_ = TRUE;
}
if (fetchNewRange_)
{
rc = fetchNewRange(sga);
if (rc)
return rc;
}
seqVal = cachedCurrValue_;
return 0;
}
