shenzhu commented on a change in pull request #16750:
URL: https://github.com/apache/flink/pull/16750#discussion_r685238750
##########
File path:
flink-streaming-java/src/test/java/org/apache/flink/streaming/runtime/tasks/TwoInputStreamTaskTest.java
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@@ -473,7 +473,7 @@ public void testOperatorMetricReuse() throws Exception {
@Override
public OperatorMetricGroup getOrAddOperator(
OperatorID operatorID, String name) {
- return new OperatorMetricGroup(
+ return OperatorMetricGroup.createOperatorMetricGroup(
Review comment:
> Let's do it like this instead:
>
> ```
> final TaskMetricGroup taskMetricGroup =
> MetricUtils.createTaskManagerMetricGroup(
> NoOpMetricRegistry.INSTANCE,
> "host",
> ResourceID.generate())
> .addTaskForJob(
> new JobID(),
> "jobname",
> new JobVertexID(),
> new ExecutionAttemptID(),
> "task",
> 0,
> 0))
> ```
>
> The current is exactly the kind of hacks that I want to get rid of.
>
> This way we also won't need `createOperatorMetricGroup`.
Got it, I will update here, thanks!
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