ndimiduk commented on code in PR #5745:
URL: https://github.com/apache/hbase/pull/5745#discussion_r1514837998
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hbase-client/src/main/java/org/apache/hadoop/hbase/client/ZKConnectionRegistry.java:
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@@ -17,235 +17,35 @@
*/
package org.apache.hadoop.hbase.client;
-import static org.apache.hadoop.hbase.client.RegionInfo.DEFAULT_REPLICA_ID;
-import static
org.apache.hadoop.hbase.client.RegionInfoBuilder.FIRST_META_REGIONINFO;
-import static
org.apache.hadoop.hbase.client.RegionReplicaUtil.getRegionInfoForDefaultReplica;
-import static
org.apache.hadoop.hbase.client.RegionReplicaUtil.getRegionInfoForReplica;
-import static
org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil.lengthOfPBMagic;
-import static org.apache.hadoop.hbase.trace.TraceUtil.tracedFuture;
-import static org.apache.hadoop.hbase.util.FutureUtils.addListener;
-import static org.apache.hadoop.hbase.zookeeper.ZKMetadata.removeMetaData;
-
-import java.io.IOException;
-import java.util.List;
-import java.util.concurrent.CompletableFuture;
-import java.util.stream.Collectors;
-import org.apache.commons.lang3.mutable.MutableInt;
import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hbase.ClusterId;
-import org.apache.hadoop.hbase.HRegionLocation;
-import org.apache.hadoop.hbase.RegionLocations;
-import org.apache.hadoop.hbase.ServerName;
-import org.apache.hadoop.hbase.exceptions.DeserializationException;
-import org.apache.hadoop.hbase.master.RegionState;
+import org.apache.hadoop.hbase.HBaseInterfaceAudience;
import org.apache.hadoop.hbase.security.User;
-import org.apache.hadoop.hbase.util.Pair;
-import org.apache.hadoop.hbase.zookeeper.ReadOnlyZKClient;
-import org.apache.hadoop.hbase.zookeeper.ZNodePaths;
import org.apache.yetus.audience.InterfaceAudience;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;
-import org.apache.hadoop.hbase.shaded.protobuf.generated.ZooKeeperProtos;
-
/**
* Zookeeper based registry implementation.
+ * @deprecated As of 2.6.0, replaced by {@link RpcConnectionRegistry}, which
is the default connection mechanism as of 3.0.0. Expected to be removed in
4.0.0.
+ * @see <a
href="https://issues.apache.org/jira/browse/HBASE-23324";>HBASE-23324</a> and
its parent ticket for details.
*/
-@InterfaceAudience.Private
-class ZKConnectionRegistry implements ConnectionRegistry {
-
+@Deprecated
+@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)
+class ZKConnectionRegistry extends ZKConnectionRegistryInternal {
Review Comment:
Correct. HMaster and RegionServers will continue to use the
ZKConnectionRegistry. Once the public version is removed, we can do as we like
with the internal version, such as move it to hbase-server.jar.
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