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eliminate extra object instantiation (#11345)

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frank chen 2021-07-13 09:31:39 +08:00 committed by GitHub
parent 18b8ac5349
commit 2236cf2234
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1 changed files with 8 additions and 8 deletions
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16
extensions-core/kafka-indexing-service/src/main/java/org/apache/druid/indexing/kafka/IncrementalPublishingKafkaIndexTaskRunner.java
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@ -46,7 +46,7 @@ import javax.annotation.Nullable;
import javax.validation.constraints.NotNull;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@ -91,19 +91,19 @@ public class IncrementalPublishingKafkaIndexTaskRunner extends SeekableStreamInd
TaskToolbox toolbox
) throws Exception
{
// Handles OffsetOutOfRangeException, which is thrown if the seeked-to
// offset is not present in the topic-partition. This can happen if we're asking a task to read from data
// that has not been written yet (which is totally legitimate). So let's wait for it to show up.
List<OrderedPartitionableRecord<Integer, Long, KafkaRecordEntity>> records = new ArrayList<>();
try {
records = recordSupplier.poll(task.getIOConfig().getPollTimeout());
return recordSupplier.poll(task.getIOConfig().getPollTimeout());
}
catch (OffsetOutOfRangeException e) {
//
// Handles OffsetOutOfRangeException, which is thrown if the seeked-to
// offset is not present in the topic-partition. This can happen if we're asking a task to read from data
// that has not been written yet (which is totally legitimate). So let's wait for it to show up
//
log.warn("OffsetOutOfRangeException with message [%s]", e.getMessage());
possiblyResetOffsetsOrWait(e.offsetOutOfRangePartitions(), recordSupplier, toolbox);
return Collections.emptyList();
}
return records;
}
@Override