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HBASE-25332:fix One pontential NPE 

Closes #2715

Signed-off-by: Viraj Jasani <vjasani@apache.org>
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lujiefsi 2020-12-01 19:38:16 +05:30 committed by Viraj Jasani
parent 86bb037eb0
commit 8938b7a678
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1 changed files with 1 additions and 1 deletions
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2
hbase-server/src/main/java/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.java
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@ -467,7 +467,7 @@ final class RSGroupInfoManagerImpl implements RSGroupInfoManager {
} }
for (String znode : children) { for (String znode : children) {
byte[] data = ZKUtil.getData(watcher, ZNodePaths.joinZNode(groupBasePath, znode)); byte[] data = ZKUtil.getData(watcher, ZNodePaths.joinZNode(groupBasePath, znode));
if (data.length > 0) { if (data != null && data.length > 0) {
ProtobufUtil.expectPBMagicPrefix(data); ProtobufUtil.expectPBMagicPrefix(data);
ByteArrayInputStream bis = ByteArrayInputStream bis =
new ByteArrayInputStream(data, ProtobufUtil.lengthOfPBMagic(), data.length); new ByteArrayInputStream(data, ProtobufUtil.lengthOfPBMagic(), data.length);