pan3793 commented on code in PR #38651:
URL: https://github.com/apache/spark/pull/38651#discussion_r1023477562
##########
resource-managers/kubernetes/core/src/main/scala/org/apache/spark/scheduler/cluster/k8s/ExecutorPodsSnapshotsStoreImpl.scala:
##########
@@ -57,10 +60,22 @@ import org.apache.spark.util.ThreadUtils
* The subscriber notification callback is guaranteed to be called from a
single thread at a time.
*/
private[spark] class ExecutorPodsSnapshotsStoreImpl(
+ conf: SparkConf,
subscribersExecutor: ScheduledExecutorService,
clock: Clock = new SystemClock)
extends ExecutorPodsSnapshotsStore with Logging {
+ private[spark] def this(
+ subscribersExecutor: ScheduledExecutorService) = {
+ this(new SparkConf, subscribersExecutor, new SystemClock)
+ }
+
+ private[spark] def this(
+ subscribersExecutor: ScheduledExecutorService,
+ clock: Clock) = {
+ this(new SparkConf, subscribersExecutor, clock)
+ }
Review Comment:
I can not merge these two constructers into one,
```
private[spark] def this(
subscribersExecutor: ScheduledExecutorService,
clock: Clock = new SystemClock) = {
this(new SparkConf, subscribersExecutor, clock)
}
```
it fails compilation
```
[error]
/Users/chengpan/Projects/apache-spark/resource-managers/kubernetes/core/src/main/scala/org/apache/spark/scheduler/cluster/k8s/KubernetesClusterManager.scala:106:64:
type mismatch;
[error] found : org.apache.spark.SparkConf
[error] required: java.util.concurrent.ScheduledExecutorService
[error] val snapshotsStore = new ExecutorPodsSnapshotsStoreImpl(sc.conf,
subscribersExecutor)
[error]
``
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