Source:
public TaskStatus run(TaskToolbox toolbox) throws Exception { DatasourcePathSpec.setUsedSegmentLister(globalInjector.getInstance(UsedSegmentLister.class)); final ClassLoader loader = buildClassLoader(toolbox); boolean determineIntervals = !spec.getDataSchema().getGranularitySpec().bucketIntervals().isPresent(); final String config = invokeForeignLoader( "io.druid.indexing.common.task.HadoopIndexTask$HadoopDetermineConfigInnerProcessing", new String[]{ toolbox.getObjectMapper().writeValueAsString(spec), toolbox.getConfig().getHadoopWorkingPath(), toolbox.getSegmentPusher().getPathForHadoop(getDataSource()) }, loader ); final HadoopIngestionSpec indexerSchema = toolbox .getObjectMapper() .readValue(config, HadoopIngestionSpec.class); final String version; if (determineIntervals) { Interval interval = JodaUtils.umbrellaInterval( JodaUtils.condenseIntervals( indexerSchema.getDataSchema().getGranularitySpec().bucketIntervals().get() ) ); TaskLock lock = toolbox.getTaskActionClient().submit(new LockAcquireAction(interval)); version = lock.getVersion(); } else { Iterable<TaskLock> locks = getTaskLocks(toolbox); final TaskLock myLock = Iterables.getOnlyElement(locks); version = myLock.getVersion(); } log.info("Setting version to: %s", version); final String segments = invokeForeignLoader( "io.druid.indexing.common.task.HadoopIndexTask$HadoopIndexGeneratorInnerProcessing", new String[]{ toolbox.getObjectMapper().writeValueAsString(indexerSchema), version }, loader ); if (segments != null) { List<DataSegment> publishedSegments = toolbox.getObjectMapper().readValue( segments, new TypeReference<List<DataSegment>>() { } ); toolbox.pushSegments(publishedSegments); return TaskStatus.success(getId()); } else { return TaskStatus.failure(getId()); } }

Target:
public TaskStatus run(TaskToolbox toolbox) throws Exception { final ClassLoader loader = buildClassLoader(toolbox); boolean determineIntervals = !spec.getDataSchema().getGranularitySpec().bucketIntervals().isPresent(); spec = HadoopIngestionSpec.updateSegmentListIfDatasourcePathSpecIsUsed( spec, jsonMapper, new OverlordActionBasedUsedSegmentLister(toolbox)); final String config = invokeForeignLoader( "io.druid.indexing.common.task.HadoopIndexTask$HadoopDetermineConfigInnerProcessing", new String[]{ toolbox.getObjectMapper().writeValueAsString(spec), toolbox.getConfig().getHadoopWorkingPath(), toolbox.getSegmentPusher().getPathForHadoop(getDataSource()) }, loader ); final HadoopIngestionSpec indexerSchema = toolbox .getObjectMapper() .readValue(config, HadoopIngestionSpec.class); final String version; if (determineIntervals) { Interval interval = JodaUtils.umbrellaInterval( JodaUtils.condenseIntervals( indexerSchema.getDataSchema().getGranularitySpec().bucketIntervals().get() ) ); TaskLock lock = toolbox.getTaskActionClient().submit(new LockAcquireAction(interval)); version = lock.getVersion(); } else { Iterable<TaskLock> locks = getTaskLocks(toolbox); final TaskLock myLock = Iterables.getOnlyElement(locks); version = myLock.getVersion(); } log.info("Setting version to: %s", version); final String segments = invokeForeignLoader( "io.druid.indexing.common.task.HadoopIndexTask$HadoopIndexGeneratorInnerProcessing", new String[]{ toolbox.getObjectMapper().writeValueAsString(indexerSchema), version }, loader ); if (segments != null) { List<DataSegment> publishedSegments = toolbox.getObjectMapper().readValue( segments, new TypeReference<List<DataSegment>>() { } ); toolbox.pushSegments(publishedSegments); return TaskStatus.success(getId()); } else { return TaskStatus.failure(getId()); } }