Github user d2r commented on a diff in the pull request:
https://github.com/apache/storm/pull/2228#discussion_r128411779
--- Diff: storm-client/src/jvm/org/apache/storm/utils/NimbusClient.java ---
@@ -109,12 +109,13 @@ public static NimbusClient
getConfiguredClientAs(Map<String, Object> conf, Strin
}
List<String> seeds;
- if(conf.containsKey(Config.NIMBUS_HOST)) {
+ if (conf.containsKey(Config.NIMBUS_HOST)) {
LOG.warn("Using deprecated config {} for backward
compatibility. Please update your storm.yaml so it only has config {}",
- Config.NIMBUS_HOST, Config.NIMBUS_SEEDS);
+ Config.NIMBUS_HOST, Config.NIMBUS_SEEDS);
seeds =
Lists.newArrayList(conf.get(Config.NIMBUS_HOST).toString());
} else {
- seeds = (List<String>) conf.get(Config.NIMBUS_SEEDS);
+ Object nimbusSeeds = conf.get(Config.NIMBUS_SEEDS);
+ seeds = nimbusSeeds instanceof String[] ?
Lists.newArrayList((String[]) nimbusSeeds) :
Lists.newArrayList(nimbusSeeds.toString());
--- End diff --
Yeah I agree. Validation is supposed to prevent this error. The value must
be a list of strings.
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