leventov commented on a change in pull request #7088: Improve parallelism of
zookeeper based segment change processing
URL: https://github.com/apache/incubator-druid/pull/7088#discussion_r266153838
##########
File path:
server/src/main/java/org/apache/druid/server/coordination/ZkCoordinator.java
##########
@@ -102,63 +108,60 @@ public void start() throws IOException
new PathChildrenCacheListener()
{
@Override
- public void childEvent(CuratorFramework client,
PathChildrenCacheEvent event) throws Exception
+ public void childEvent(CuratorFramework client,
PathChildrenCacheEvent event)
{
final ChildData child = event.getData();
switch (event.getType()) {
case CHILD_ADDED:
- final String path = child.getPath();
- final DataSegmentChangeRequest request =
jsonMapper.readValue(
- child.getData(), DataSegmentChangeRequest.class
- );
-
- log.info("New request[%s] with zNode[%s].",
request.asString(), path);
-
- try {
- request.go(
- dataSegmentChangeHandler,
- new DataSegmentChangeCallback()
- {
- boolean hasRun = false;
-
- @Override
- public void execute()
+ log.info("Child zNode added at [%s]",
event.getData().getPath());
+ segmentLoadUnloadService.submit(() -> {
+ final String path = child.getPath();
+ DataSegmentChangeRequest request = new
SegmentChangeRequestNoop();
+ try {
+ final DataSegmentChangeRequest finalRequest =
jsonMapper.readValue(
+ child.getData(), DataSegmentChangeRequest.class
Review comment:
Not according to Druid code style
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