Examples with PutIfAbsentRequest com.alipay.sofa.jraft.rhea.cmd.store.PutIfAbsentRequest used on opensource projects

Example 1 with PutIfAbsentRequest

use of com.alipay.sofa.jraft.rhea.cmd.store.PutIfAbsentRequest in project sofa-jraft by sofastack.

the class DefaultRheaKVStore method internalPutIfAbsent.

private void internalPutIfAbsent(final byte[] key, final byte[] value, final CompletableFuture<byte[]> 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 -> internalPutIfAbsent(key, value, future, retriesLeft - 1, retryCause);
    final FailoverClosure<byte[]> closure = new FailoverClosureImpl<>(future, retriesLeft, retryRunner);
    if (regionEngine != null) {
        if (ensureOnValidEpoch(region, regionEngine, closure)) {
            getRawKVStore(regionEngine).putIfAbsent(key, value, closure);
        }
    } else {
        final PutIfAbsentRequest request = new PutIfAbsentRequest();
        request.setKey(key);
        request.setValue(value);
        request.setRegionId(region.getId());
        request.setRegionEpoch(region.getRegionEpoch());
        this.rheaKVRpcService.callAsyncWithRpc(request, closure, lastCause);
    }
}