Examples with RegionException com.pingcap.tikv.exception.RegionException used on opensource projects

Example 11 with RegionException

use of com.pingcap.tikv.exception.RegionException in project tispark by pingcap.

the class LockResolverClientV2 method getTxnStatus.

private Long getTxnStatus(BackOffer bo, Long txnID, ByteString primary) {
    Long status = getResolved(txnID);
    if (status != null) {
        return status;
    }
    while (true) {
        // refresh region
        region = regionManager.getRegionByKey(primary);
        Supplier<CleanupRequest> factory = () -> CleanupRequest.newBuilder().setContext(region.getContext()).setKey(primary).setStartVersion(txnID).build();
        KVErrorHandler<CleanupResponse> handler = new KVErrorHandler<>(regionManager, this, this, resp -> resp.hasRegionError() ? resp.getRegionError() : null, resp -> resp.hasError() ? resp.getError() : null, resolveLockResult -> null, 0L, false);
        CleanupResponse resp = callWithRetry(bo, TikvGrpc.getKvCleanupMethod(), factory, handler);
        status = 0L;
        if (resp == null) {
            logger.error("getKvCleanupMethod failed without a cause");
            regionManager.onRequestFail(region);
            bo.doBackOff(BoRegionMiss, new TiClientInternalException("getKvCleanupMethod failed without a cause"));
            continue;
        }
        if (resp.hasRegionError()) {
            bo.doBackOff(BoRegionMiss, new RegionException(resp.getRegionError()));
            continue;
        }
        if (resp.hasError()) {
            logger.error(String.format("unexpected cleanup err: %s, tid: %d", resp.getError(), txnID));
            throw new KeyException(resp.getError());
        }
        if (resp.getCommitVersion() != 0) {
            status = resp.getCommitVersion();
        }
        saveResolved(txnID, status);
        return status;
    }
}