Github user knusbaum commented on a diff in the pull request:
https://github.com/apache/storm/pull/1507#discussion_r69797890
--- Diff:
storm-core/src/jvm/org/apache/storm/daemon/supervisor/workermanager/DefaultWorkerManager.java
---
@@ -347,14 +347,24 @@ protected String getWorkerClassPath(String stormJar,
Map stormConf) {
List<String> topoClasspath = new ArrayList<>();
Object object = stormConf.get(Config.TOPOLOGY_CLASSPATH);
+ // Will be populated only if STORM_USER_CLASSPATH_FIRST_ENABLED is
set on Nimbus.
+ // Allowed for extreme debugging.
+ Object topologyClasspathFirst =
stormConf.get(Config.TOPOLOGY_CLASSPATH_FIRST);
+ List<String> firstClasspathList = new ArrayList<>();
+ if(topologyClasspathFirst instanceof List) {
+ firstClasspathList.addAll((List<String>)topologyClasspathFirst);
+ } else if (topologyClasspathFirst instanceof String) {
+ firstClasspathList.add((String) topologyClasspathFirst);
+ }
--- End diff --
Done.
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