saintstack commented on a change in pull request #2652:
URL: https://github.com/apache/hbase/pull/2652#discussion_r523179798
##########
File path:
hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestZKConnectionRegistry.java
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@@ -125,4 +127,20 @@ public void testNoMetaAvailable() throws
InterruptedException {
}
}
}
+
+ /**
+ * Pass discontinuous list of znodes to registry getMetaRegionLocation.
Should work fine.
+ * It used to throw ArrayOutOfBoundsException. See HBASE-25280.
+ */
+ @Test
+ public void testDiscontinuousLocations() throws ExecutionException,
InterruptedException {
+ Configuration conf = new Configuration(TEST_UTIL.getConfiguration());
+ try (ZKConnectionRegistry registry = new ZKConnectionRegistry(conf)) {
+ CompletableFuture<RegionLocations> cf = new CompletableFuture<>();
+ List<String> znodes = Arrays.asList(
+ new String[] { ZNodePaths.META_ZNODE_PREFIX,
ZNodePaths.META_ZNODE_PREFIX + "_003" });
+ registry.getMetaRegionLocation(cf, znodes);
Review comment:
Done
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