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Overview
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| Info |
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| this approach allows keeping the original version of configuration files. |
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move to "How to" for MOEX Spectra MD Adapter
MOEX Spectra uses custom UTCTimeOnly, UTCTimestamp format in FAST messages.
Find more details in official documentation: http://ftp.moex.com/pub/FAST/Spectra e.g. http://ftp.moex.com/pub/FAST/Spectra/docs/spectra_fastgate_en.pdf
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void ConvertTimeToStr(System::u64 entry, std::string* strTime)
{
static std::size_t const TIME_LENGTH = sizeof( "HHMMSSsssssssss" ) - 1;
std::stringstream stream;
stream << entry; // convert u64 to std::string.
std::string time(stream.str());
if (TIME_LENGTH > time.size())
time.insert(0, TIME_LENGTH - time.size(), '0');
strTime->assign(time, 0, 2); // HH
strTime->append( ":");
strTime->append(time, 2, 2); // MM
strTime->append( ":");
strTime->append(time, 4, 2); // SS
strTime->append( ".");
strTime->append(time, 6, 9); // sssssssss
}
bool InstrumentHandler::onIncrement( Spectra::SpectraSubscriptionItem const& subsItem, Engine::FIXMessage const* const* msgs, size_t incrementsCount )
{
// ...
for( ; i < incrementsCount; ++i ) {
const Engine::FIXGroup& gr = msgs[i].getAsGroup( FIXFields::NoMDEntries );
for( int j = 0; j < gr.size(); ++j ) {
const Engine::TagValue& entry = *gr.getEntry(j);
std::string timeNs;
if (entry.hasValue(FIXFields::MDEntryTime))
ConvertTimeToStr(entry.getAsUInt64(FIXFields::MDEntryTime), &timeNs);
// ..
}
}
// ...
} |
How Spectra Adapter reacts on Sequence reset messages (34=4)
move to How to use Spectra Application Listener callbacks
OnRecoveryStarted is called
OnBookReset is called
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| TCP Recovery doesn't work in current version Spectra Adapter |