jihoonson commented on a change in pull request #7048: Make
IngestSegmentFirehoseFactory splittable for parallel ingestion
URL: https://github.com/apache/incubator-druid/pull/7048#discussion_r264418002
##########
File path:
indexing-service/src/main/java/org/apache/druid/indexing/firehose/IngestSegmentFirehoseFactory.java
##########
@@ -52,28 +56,38 @@
import org.apache.druid.timeline.TimelineObjectHolder;
import org.apache.druid.timeline.VersionedIntervalTimeline;
import org.apache.druid.timeline.partition.PartitionChunk;
+import org.apache.druid.timeline.partition.PartitionHolder;
import org.joda.time.Duration;
import org.joda.time.Interval;
import javax.annotation.Nullable;
import java.io.File;
import java.io.IOException;
+import java.util.ArrayList;
import java.util.Collections;
+import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
+import java.util.SortedMap;
+import java.util.TreeMap;
import java.util.concurrent.ThreadLocalRandom;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
+import java.util.stream.Stream;
-public class IngestSegmentFirehoseFactory implements
FirehoseFactory<InputRowParser>
+public class IngestSegmentFirehoseFactory implements
FiniteFirehoseFactory<InputRowParser, List<WindowedSegmentId>>
{
private static final EmittingLogger log = new
EmittingLogger(IngestSegmentFirehoseFactory.class);
+ private static final long DEFAULT_MAX_INPUT_SEGMENT_BYTES_PER_TASK = 150 *
1024 * 1024;
private final String dataSource;
private final Interval interval;
+ private final List<WindowedSegmentId> segmentIds;
private final DimFilter dimFilter;
private final List<String> dimensions;
private final List<String> metrics;
+ private final long maxInputSegmentBytesPerTask;
+ private List<InputSplit<List<WindowedSegmentId>>> splits;
Review comment:
nit: it would be more clear to read codes if final variables and non-finals
are separated.
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