@Override public ToIntFunction<ConnectorSplit> getSplitBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle) { try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(classLoader)) { return delegate.getSplitBucketFunction(transactionHandle, session, partitioningHandle); } } }
private ToIntFunction<Split> getSplitToBucket(Session session, PartitioningHandle partitioningHandle) { ConnectorNodePartitioningProvider partitioningProvider = partitioningProviders.get(partitioningHandle.getConnectorId().get()); checkArgument(partitioningProvider != null, "No partitioning provider for connector %s", partitioningHandle.getConnectorId().get()); ToIntFunction<ConnectorSplit> splitBucketFunction = partitioningProvider.getSplitBucketFunction( partitioningHandle.getTransactionHandle().orElse(null), session.toConnectorSession(), partitioningHandle.getConnectorHandle()); checkArgument(splitBucketFunction != null, "No partitioning %s", partitioningHandle); return split -> { int bucket; if (split.getConnectorSplit() instanceof EmptySplit) { bucket = split.getLifespan().isTaskWide() ? 0 : split.getLifespan().getId(); } else { bucket = splitBucketFunction.applyAsInt(split.getConnectorSplit()); } if (!split.getLifespan().isTaskWide()) { checkArgument(split.getLifespan().getId() == bucket); } return bucket; }; }
@Override public ToIntFunction<ConnectorSplit> getSplitBucketFunction(ConnectorTransactionHandle transactionHandle, ConnectorSession session, ConnectorPartitioningHandle partitioningHandle) { try (ThreadContextClassLoader ignored = new ThreadContextClassLoader(classLoader)) { return delegate.getSplitBucketFunction(transactionHandle, session, partitioningHandle); } } }