dpcollins-google commented on a change in pull request #17125:
URL: https://github.com/apache/beam/pull/17125#discussion_r831165362
##########
File path:
sdks/java/io/google-cloud-platform/src/main/java/org/apache/beam/sdk/io/gcp/pubsublite/internal/SubscriptionPartitionProcessorImpl.java
##########
@@ -17,161 +17,109 @@
*/
package org.apache.beam.sdk.io.gcp.pubsublite.internal;
-import static
com.google.cloud.pubsublite.internal.wire.ApiServiceUtils.blockingShutdown;
+import static org.apache.beam.sdk.util.Preconditions.checkArgumentNotNull;
-import com.google.api.core.ApiService.Listener;
-import com.google.api.core.ApiService.State;
import com.google.cloud.pubsublite.Offset;
-import com.google.cloud.pubsublite.cloudpubsub.FlowControlSettings;
-import com.google.cloud.pubsublite.internal.CheckedApiException;
-import com.google.cloud.pubsublite.internal.ExtractStatus;
-import com.google.cloud.pubsublite.internal.wire.Subscriber;
-import com.google.cloud.pubsublite.internal.wire.SystemExecutors;
-import com.google.cloud.pubsublite.proto.FlowControlRequest;
import com.google.cloud.pubsublite.proto.SequencedMessage;
import com.google.protobuf.util.Timestamps;
-import java.util.List;
import java.util.Optional;
-import java.util.concurrent.SynchronousQueue;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;
-import java.util.function.Consumer;
-import java.util.function.Function;
-import javax.annotation.Nullable;
+import java.util.concurrent.TimeoutException;
+import java.util.function.Supplier;
import org.apache.beam.sdk.transforms.DoFn.OutputReceiver;
import org.apache.beam.sdk.transforms.DoFn.ProcessContinuation;
import org.apache.beam.sdk.transforms.splittabledofn.RestrictionTracker;
-import
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.Iterables;
-import
org.apache.beam.vendor.guava.v26_0_jre.com.google.common.util.concurrent.SettableFuture;
import org.joda.time.Duration;
import org.joda.time.Instant;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-class SubscriptionPartitionProcessorImpl extends Listener
- implements SubscriptionPartitionProcessor, AutoCloseable {
+class SubscriptionPartitionProcessorImpl implements
SubscriptionPartitionProcessor {
private static final Logger LOG =
LoggerFactory.getLogger(SubscriptionPartitionProcessorImpl.class);
+ private final SubscriptionPartition subscriptionPartition;
private final RestrictionTracker<OffsetByteRange, OffsetByteProgress>
tracker;
private final OutputReceiver<SequencedMessage> receiver;
- private final Subscriber subscriber;
- private final SettableFuture<Void> completionFuture =
SettableFuture.create();
- // Queue to transfer messages from subscriber callback to runFor downcall.
- private final SynchronousQueue<List<SequencedMessage>> transfer = new
SynchronousQueue<>();
- private final FlowControlSettings flowControlSettings;
+ private final MemoryBufferedSubscriber subscriber;
private Optional<Offset> lastClaimedOffset = Optional.empty();
@SuppressWarnings("methodref.receiver.bound.invalid")
Review comment:
No but added a comment with rationale of why its safe.
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