jihoonson commented on a change in pull request #5996: Fix NPE while handling
CheckpointNotice in KafkaSupervisor
URL: https://github.com/apache/incubator-druid/pull/5996#discussion_r202414735
##########
File path:
extensions-core/kafka-indexing-service/src/main/java/io/druid/indexing/kafka/supervisor/KafkaSupervisor.java
##########
@@ -1087,23 +1088,18 @@ public Boolean apply(KafkaIndexTask.Status status)
}
return false;
} else {
- final TaskGroup taskGroup = new TaskGroup(
- ImmutableMap.copyOf(
- kafkaTask.getIOConfig()
- .getStartPartitions()
- .getPartitionOffsetMap()
- ),
kafkaTask.getIOConfig().getMinimumMessageTime(),
- kafkaTask.getIOConfig().getMaximumMessageTime()
- );
- if (taskGroups.putIfAbsent(
+ final TaskGroup taskGroup =
taskGroups.computeIfAbsent(
taskGroupId,
- taskGroup
- ) == null) {
-
sequenceTaskGroup.put(generateSequenceName(taskGroup),
taskGroups.get(taskGroupId));
- log.info("Created new task group [%d]",
taskGroupId);
Review comment:
Sounds good. I realized this log can be useful to debug supervisor's
behavior for a specific taskGroupId.
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