Examples with KeyLockRequest io.dingodb.store.row.cmd.store.KeyLockRequest used on opensource projects

Example 1 with KeyLockRequest

use of io.dingodb.store.row.cmd.store.KeyLockRequest in project dingo by dingodb.

the class DefaultDingoRowStore method internalTryLockWith.

private void internalTryLockWith(final byte[] key, final boolean keepLease, final DistributedLock.Acquirer acquirer, final CompletableFuture<DistributedLock.Owner> future, final int retriesLeft, final Errors lastCause) {
    final Region region = this.pdClient.findRegionByKey(key, ErrorsHelper.isInvalidEpoch(lastCause));
    final RegionEngine regionEngine = getRegionEngine(region.getId(), true);
    final RetryRunner retryRunner = retryCause -> internalTryLockWith(key, keepLease, acquirer, future, retriesLeft - 1, retryCause);
    final FailoverClosure<DistributedLock.Owner> closure = new FailoverClosureImpl<>(future, retriesLeft, retryRunner);
    if (regionEngine != null) {
        if (ensureOnValidEpoch(region, regionEngine, closure)) {
            getRawKVStore(regionEngine).tryLockWith(key, region.getStartKey(), keepLease, acquirer, closure);
        }
    } else {
        final KeyLockRequest request = new KeyLockRequest();
        request.setKey(key);
        request.setKeepLease(keepLease);
        request.setAcquirer(acquirer);
        request.setRegionId(region.getId());
        request.setRegionEpoch(region.getRegionEpoch());
        this.dingoRowStoreRpcService.callAsyncWithRpc(request, closure, lastCause);
    }
}