Github user aljoscha commented on a diff in the pull request:
https://github.com/apache/flink/pull/4891#discussion_r146504815
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/jobmaster/JobManagerServices.java
---
@@ -116,8 +116,15 @@ public static JobManagerServices fromConfiguration(
final String classLoaderResolveOrder =
config.getString(CoreOptions.CLASSLOADER_RESOLVE_ORDER);
+ final String alwaysParentFirstLoaderString =
--- End diff --
The parameter cannot be `null`, since there is a default value. If it is
empty, won't `split` simply return an empty array?
I made a comment about this below, i.e. where we should handle parsing of
config options.
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