Examples with ResolveLockRequest org.tikv.kvproto.Kvrpcpb.ResolveLockRequest used on opensource projects

Example 1 with ResolveLockRequest

use of org.tikv.kvproto.Kvrpcpb.ResolveLockRequest in project client-java by tikv.

the class LockResolverClientV2 method resolveLock.

private void resolveLock(BackOffer bo, Lock lock, long txnStatus, Set<RegionVerID> cleanRegion) {
    while (true) {
        region = regionManager.getRegionByKey(lock.getKey());
        if (cleanRegion.contains(region.getVerID())) {
            return;
        }
        Supplier<ResolveLockRequest> factory;
        if (txnStatus > 0) {
            // txn is committed with commitTS txnStatus
            factory = () -> ResolveLockRequest.newBuilder().setContext(region.getLeaderContext()).setStartVersion(lock.getTxnID()).setCommitVersion(txnStatus).build();
        } else {
            factory = () -> ResolveLockRequest.newBuilder().setContext(region.getLeaderContext()).setStartVersion(lock.getTxnID()).build();
        }
        KVErrorHandler<ResolveLockResponse> handler = new KVErrorHandler<>(regionManager, this, this, resp -> resp.hasRegionError() ? resp.getRegionError() : null, resp -> resp.hasError() ? resp.getError() : null, resolveLockResult -> null, 0L, false);
        ResolveLockResponse resp = callWithRetry(bo, TikvGrpc.getKvResolveLockMethod(), factory, handler);
        if (resp == null) {
            logger.error("getKvResolveLockMethod failed without a cause");
            regionManager.onRequestFail(region);
            bo.doBackOff(BoRegionMiss, new TiClientInternalException("getKvResolveLockMethod failed without a cause"));
            continue;
        }
        if (resp.hasRegionError()) {
            bo.doBackOff(BoRegionMiss, new RegionException(resp.getRegionError()));
            continue;
        }
        if (resp.hasError()) {
            logger.error(String.format("unexpected resolveLock err: %s, lock: %s", resp.getError(), lock));
            throw new KeyException(resp.getError());
        }
        cleanRegion.add(region.getVerID());
        return;
    }
}

Example 2 with ResolveLockRequest

use of org.tikv.kvproto.Kvrpcpb.ResolveLockRequest in project tispark by pingcap.

the class LockResolverClientV2 method resolveLock.

private void resolveLock(BackOffer bo, Lock lock, long txnStatus, Set<RegionVerID> cleanRegion) {
    while (true) {
        region = regionManager.getRegionByKey(lock.getKey());
        if (cleanRegion.contains(region.getVerID())) {
            return;
        }
        Supplier<ResolveLockRequest> factory;
        if (txnStatus > 0) {
            // txn is committed with commitTS txnStatus
            factory = () -> ResolveLockRequest.newBuilder().setContext(region.getContext()).setStartVersion(lock.getTxnID()).setCommitVersion(txnStatus).build();
        } else {
            factory = () -> ResolveLockRequest.newBuilder().setContext(region.getContext()).setStartVersion(lock.getTxnID()).build();
        }
        KVErrorHandler<ResolveLockResponse> handler = new KVErrorHandler<>(regionManager, this, this, resp -> resp.hasRegionError() ? resp.getRegionError() : null, resp -> resp.hasError() ? resp.getError() : null, resolveLockResult -> null, 0L, false);
        ResolveLockResponse resp = callWithRetry(bo, TikvGrpc.getKvResolveLockMethod(), factory, handler);
        if (resp == null) {
            logger.error("getKvResolveLockMethod failed without a cause");
            regionManager.onRequestFail(region);
            bo.doBackOff(BoRegionMiss, new TiClientInternalException("getKvResolveLockMethod failed without a cause"));
            continue;
        }
        if (resp.hasRegionError()) {
            bo.doBackOff(BoRegionMiss, new RegionException(resp.getRegionError()));
            continue;
        }
        if (resp.hasError()) {
            logger.error(String.format("unexpected resolveLock err: %s, lock: %s", resp.getError(), lock));
            throw new KeyException(resp.getError());
        }
        cleanRegion.add(region.getVerID());
        return;
    }
}