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handle a NPE in LookupCoordinatorManager.start() (#3026)

This commit is contained in:
jaehong choi 2016-05-27 01:55:33 +09:00 committed by Charles Allen
parent ebb6831770
commit e2653a8cf4
1 changed files with 4 additions and 0 deletions
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4
server/src/main/java/io/druid/server/lookup/cache/LookupCoordinatorManager.java vendored
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@ -551,6 +551,10 @@ public class LookupCoordinatorManager
LOG.info("Not started. Returning"); LOG.info("Not started. Returning");
return; return;
} }
if (allLookupTiers == null) {
LOG.info("Not updating lookups because no data exists");
return;
}
for (final String tier : allLookupTiers.keySet()) { for (final String tier : allLookupTiers.keySet()) {
try { try {
final Map<String, Map<String, Object>> allLookups = allLookupTiers.get(tier); final Map<String, Map<String, Object>> allLookups = allLookupTiers.get(tier);