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HBASE-25693 NPE getting metrics from standby masters (MetricsMasterWrapperImpl.getMergePlanCount) (#3091) 

Signed-off-by: Duo Zhang <zhangduo@apache.org>
Signed-off-by: Nick Dimiduk <ndimiduk@apache.org>
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Andrew Purtell 2021-03-24 19:09:10 -07:00 committed by GitHub
parent 1e3fe3ceac
commit f6bb4bb93e
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1 changed files with 6 additions and 0 deletions
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6
hbase-server/src/main/java/org/apache/hadoop/hbase/master/MetricsMasterWrapperImpl.java
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@ -55,11 +55,17 @@ public class MetricsMasterWrapperImpl implements MetricsMasterWrapper {
@Override @Override
public long getSplitPlanCount() { public long getSplitPlanCount() {
if (master.getRegionNormalizerManager() == null) {
return 0;
}
return master.getRegionNormalizerManager().getSplitPlanCount(); return master.getRegionNormalizerManager().getSplitPlanCount();
} }
@Override @Override
public long getMergePlanCount() { public long getMergePlanCount() {
if (master.getRegionNormalizerManager() == null) {
return 0;
}
return master.getRegionNormalizerManager().getMergePlanCount(); return master.getRegionNormalizerManager().getMergePlanCount();
} }