Method Session

src/plugins/profiler/Profiler.cpp:1381–1409

//--------------------------------------

Session::Session(ThrowStatusExceptionWrapper* status, ProfilerPlugin* aPlugin,
		const char* aDescription, ISC_TIMESTAMP_TZ aStartTimestamp)
	: plugin(aPlugin),
	  startTimestamp(aStartTimestamp),
	  description(defaultPool(), aDescription)
{
	FB_MESSAGE(SequenceMessage, ThrowStatusExceptionWrapper,
		(FB_BIGINT, value)
	) sequenceMessage(status, MasterInterfacePtr());
	sequenceMessage.clear();

	constexpr auto sequenceSql = "select next value for plg$prof_profile_id from rdb$database";

	auto transaction = makeNoIncRef(plugin->userAttachment->startTransaction(status, 0, nullptr));

	auto resultSet = makeNoIncRef(plugin->userAttachment->openCursor(status, transaction, 0, sequenceSql,
		SQL_DIALECT_CURRENT,
		nullptr, nullptr, sequenceMessage.getMetadata(), nullptr, 0));

	resultSet->fetchNext(status, sequenceMessage.getData());
	id = sequenceMessage->value;

	transaction->commit(status);
	transaction.clear();

	plugin->sessions.add(makeRef(this));

	addRef();
}

void Session::cancel(ThrowStatusExceptionWrapper* status)
{