Package com.cloud.utils.db

Examples of com.cloud.utils.db.Transaction.start()

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                }
            }
            if (updated) {
                Transaction txn = Transaction.open(Transaction.CLOUD_DB);
                try {
                    txn.start();
                    _routerDao.update(router.getId(), router);
                    txn.commit();
                } catch (Exception e) {
                    txn.rollback();
                    s_logger.warn("Unable to update router status for account: " + router.getAccountId());
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    @Override
    @DB
    public VMReservationVO persist(VMReservationVO reservation) {
        Transaction txn = Transaction.currentTxn();
        txn.start();

        VMReservationVO dbVO = super.persist(reservation);

        saveVolumeReservation(reservation);
        loadVolumeReservation(dbVO);
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                configDnsMasq(router, network, cmds);
                boolean result = sendCommandsToRouter(router, cmds);
                if (result == false) {
                    NicIpAliasVO ipAliasVO = _nicIpAliasDao.findByInstanceIdAndNetworkId(network.getId(), router.getId());
                    Transaction txn = Transaction.currentTxn();
                    txn.start();
                    _nicIpAliasDao.expunge(ipAliasVO.getId());
                    _ipAddressDao.unassignIpAddress(routerPublicIP.getId());
                    txn.commit();
                    throw new CloudRuntimeException("failed to configure ip alias on the router as a part of dhcp config");
                }
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            createDeleteIpAliasCommand(router, revokedIpAliasTOs, activeIpAliasTOs, network.getId(), cmds);
            configDnsMasq(router, network, cmds);
            boolean result = sendCommandsToRouter(router, cmds);
            if (result) {
                Transaction txn= Transaction.currentTxn();
                txn.start();
                for (NicIpAliasVO revokedAliasVO : revokedIpAliasVOs) {
                    _nicIpAliasDao.expunge(revokedAliasVO.getId());
                }
                txn.commit();
                return true;
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    @Override
    public void persist(long vmId, List<String> rootDiskTags) {
        Transaction txn = Transaction.currentTxn();

        txn.start();
        SearchCriteria<VMRootDiskTagVO> sc = VmIdSearch.create();
        sc.setParameters("vmId", vmId);
        expunge(sc);

        for (String tag : rootDiskTags) {
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                        try {
                            if ((answer.getBytesReceived() == 0) && (answer.getBytesSent() == 0)) {
                                s_logger.debug("Recieved and Sent bytes are both 0. Not updating user_statistics");
                                continue;
                            }
                            txn.start();
                            UserStatisticsVO stats = _userStatsDao.lock(router.getAccountId(),
                                    router.getDataCenterId(), network.getId(), (forVpc ? routerNic.getIp4Address() : null), router.getId(), routerType);
                            if (stats == null) {
                                s_logger.warn("unable to find stats for account: " + router.getAccountId());
                                continue;
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    @Override
    public void persist(long vmId, List<Long> networks) {
        Transaction txn = Transaction.currentTxn();

        txn.start();
        SearchCriteria<VMNetworkMapVO> sc = VmIdSearch.create();
        sc.setParameters("vmId", vmId);
        expunge(sc);

        for (Long networkId : networks) {
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    @Override
    @DB
    public StoragePoolVO persist(StoragePoolVO pool, Map<String, String> details) {
        Transaction txn = Transaction.currentTxn();
        txn.start();
        pool = super.persist(pool);
        if (details != null) {
            for (Map.Entry<String, String> detail : details.entrySet()) {
                StoragePoolDetailVO vo = new StoragePoolDetailVO(pool.getId(), detail.getKey(), detail.getValue());
                _detailsDao.persist(vo);
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                    String ipPange = vlan.getIpRange();
                    String[] range = ipPange.split("-");
                    String startIp = range[0];
                    String endIp = range[1];

                    txn.start();
                    IPRangeConfig config = new IPRangeConfig();
                    long startIPLong = NetUtils.ip2Long(startIp);
                    long endIPLong = NetUtils.ip2Long(endIp);
                    config.savePublicIPRange(txn, startIPLong, endIPLong, vlan.getDataCenterId(), vlan.getId(), vlan.getNetworkId(), vlan.getPhysicalNetworkId());
                    txn.commit();
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        }

        HostPodVO pod = new HostPodVO(podName, zoneId, gateway, cidrAddress, cidrSize, ipRange);
        Transaction txn = Transaction.currentTxn();
        try {
            txn.start();

            if (_podDao.persist(pod) == null) {
                txn.rollback();
                throw new InternalErrorException("Failed to create new pod. Please contact Cloud Support.");
            }
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