xiaoyuyao commented on a change in pull request #3048:
URL: https://github.com/apache/hadoop/pull/3048#discussion_r639195826
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File path:
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/LoadBalancingKMSClientProvider.java
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@@ -233,6 +233,10 @@ private LoadBalancingKMSClientProvider(URI uri,
}
private int nextIdx() {
+ if (providers.length == 0) {
Review comment:
Thanks @yiyuaner for reporting the issue. Should we check
providers.length in constructor as there are many other places assumes
providers.length is not 0.
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