How to use

org.apache.druid.segment.realtime.appenderator.SegmentsAndMetadata

constructor

new SegmentsAndMetadata(
  snapshot
    .values()

 return new SegmentsAndMetadata(dataSegments, commitMetadata);
},
pushExecutor

/**
 * Drop segments in background. The segments should be pushed (in batch ingestion) or published (in streaming
 * ingestion) before being dropped.
 *
 * @param segmentsAndMetadata result of pushing or publishing
 *
 * @return a future for dropping segments
 */
ListenableFuture<SegmentsAndMetadata> dropInBackground(SegmentsAndMetadata segmentsAndMetadata)
{
 log.info("Dropping segments[%s]", segmentsAndMetadata.getSegments());
 final ListenableFuture<?> dropFuture = Futures.allAsList(
   segmentsAndMetadata
     .getSegments()
     .stream()
     .map(segment -> appenderator.drop(SegmentIdWithShardSpec.fromDataSegment(segment)))
     .collect(Collectors.toList())
 );
 return Futures.transform(
   dropFuture,
   (Function<Object, SegmentsAndMetadata>) x -> {
    final Object metadata = segmentsAndMetadata.getCommitMetadata();
    return new SegmentsAndMetadata(
      segmentsAndMetadata.getSegments(),
      metadata == null ? null : ((AppenderatorDriverMetadata) metadata).getCallerMetadata()
    );
   }
 );
}

new SegmentsAndMetadata(
  segmentsAndMetadata.getSegments(),
  ((AppenderatorDriverMetadata) metadata).getCallerMetadata()
      log.info("Successfully handed off [%d] segments.", segmentsAndMetadata.getSegments().size());
      resultFuture.set(
        new SegmentsAndMetadata(
          segmentsAndMetadata.getSegments(),
          ((AppenderatorDriverMetadata) metadata).getCallerMetadata()

 return Futures.transform(
   persistAll(committer),
   (Function<Object, SegmentsAndMetadata>) commitMetadata -> new SegmentsAndMetadata(segments, commitMetadata)
 );
} else {

new SegmentsAndMetadata(
  snapshot
    .values()

 return new SegmentsAndMetadata(dataSegments, commitMetadata);
},
pushExecutor

/**
 * Drop segments in background. The segments should be pushed (in batch ingestion) or published (in streaming
 * ingestion) before being dropped.
 *
 * @param segmentsAndMetadata result of pushing or publishing
 *
 * @return a future for dropping segments
 */
ListenableFuture<SegmentsAndMetadata> dropInBackground(SegmentsAndMetadata segmentsAndMetadata)
{
 log.info("Dropping segments[%s]", segmentsAndMetadata.getSegments());
 final ListenableFuture<?> dropFuture = Futures.allAsList(
   segmentsAndMetadata
     .getSegments()
     .stream()
     .map(segment -> appenderator.drop(SegmentIdentifier.fromDataSegment(segment)))
     .collect(Collectors.toList())
 );
 return Futures.transform(
   dropFuture,
   (Function<Object, SegmentsAndMetadata>) x -> {
    final Object metadata = segmentsAndMetadata.getCommitMetadata();
    return new SegmentsAndMetadata(
      segmentsAndMetadata.getSegments(),
      metadata == null ? null : ((AppenderatorDriverMetadata) metadata).getCallerMetadata()
    );
   }
 );
}

new SegmentsAndMetadata(
  segmentsAndMetadata.getSegments(),
  ((AppenderatorDriverMetadata) metadata).getCallerMetadata()
      log.info("Successfully handed off [%d] segments.", segmentsAndMetadata.getSegments().size());
      resultFuture.set(
        new SegmentsAndMetadata(
          segmentsAndMetadata.getSegments(),
          ((AppenderatorDriverMetadata) metadata).getCallerMetadata()