Method addConnection

src/jrd/extds/ExtDS.cpp:1065–1108

}

void ConnectionsPool::addConnection(thread_db* tdbb, Connection* conn, ULONG hash)
{
	Data* item = conn->getPoolData();
	item->m_hash = hash;
	item->m_lastUsed = 0;
	item->setConnPool(this);

	Connection* oldConn = NULL;
	{	// scope
		MutexLockGuard guard(m_mutex, FB_FUNCTION);

#ifdef EDS_DEBUG
		if (!verifyPool())
		{
			string str;
			printPool(str);
			str.printf("Before add Item 0x%08X into pool\n", item);
			gds__log("Procces ID %d: connections pool is corrupted\n%s", getpid(), str.c_str());
		}
#endif
		if (m_allCount >= m_maxCount)
		{
			Data* oldest = removeOldest();
			if (oldest)
				oldConn = oldest->m_conn;
		}

		addToList(&m_activeList, item);
		m_allCount++;

#ifdef EDS_DEBUG
		if (!verifyPool())
		{
			string str;
			printPool(str);
			str.printf("After add Item 0x%08X into pool\n", item);
			gds__log("Procces ID %d: connections pool is corrupted\n%s", getpid(), str.c_str());
		}
#endif
	}

	if (oldConn)
		oldConn->getProvider()->releaseConnection(tdbb, *oldConn, false);
}

void ConnectionsPool::delConnection(thread_db* tdbb, Connection* conn, bool destroy)
{