Apache9 commented on a change in pull request #3550:
URL: https://github.com/apache/hbase/pull/3550#discussion_r681610146
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File path:
hbase-client/src/main/java/org/apache/hadoop/hbase/client/MasterRegistry.java
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@@ -79,36 +51,27 @@
* TODO: Handle changes to the configuration dynamically without having to
restart the client.
*/
@InterfaceAudience.Private
-public class MasterRegistry implements ConnectionRegistry {
+public class MasterRegistry extends AbstractRpcBasedConnectionRegistry {
/** Configuration key that controls the fan out of requests **/
public static final String MASTER_REGISTRY_HEDGED_REQS_FANOUT_KEY =
"hbase.client.master_registry.hedged.fanout";
- /** Default value for the fan out of hedged requests. **/
- public static final int MASTER_REGISTRY_HEDGED_REQS_FANOUT_DEFAULT = 2;
+ public static final String MASTER_REGISTRY_PERIODIC_REFRESH_INTERVAL_SECS =
+ "hbase.client.master_registry.refresh_interval_secs";
- private static final String MASTER_ADDRS_CONF_SEPARATOR = ",";
-
- private final int hedgedReadFanOut;
-
- // Configured list of masters to probe the meta information from.
- private volatile ImmutableMap<ServerName, ClientMetaService.Interface>
masterAddr2Stub;
-
- // RPC client used to talk to the masters.
- private final RpcClient rpcClient;
- private final RpcControllerFactory rpcControllerFactory;
- private final int rpcTimeoutMs;
+ public static final String MASTER_REGISTRY_MIN_SECS_BETWEEN_REFRESHES =
+ "hbase.client.master_registry.min_secs_between_refreshes";
- protected final MasterAddressRefresher masterAddressRefresher;
+ private static final String MASTER_ADDRS_CONF_SEPARATOR = ",";
/**
* Parses the list of master addresses from the provided configuration.
Supported format is comma
* separated host[:port] values. If no port number if specified, default
master port is assumed.
* @param conf Configuration to parse from.
*/
- private static Set<ServerName> parseMasterAddrs(Configuration conf) throws
UnknownHostException {
- Set<ServerName> masterAddrs = new HashSet<>();
+ public static List<ServerName> parseMasterAddrs(Configuration conf) throws
UnknownHostException {
Review comment:
Reverted to Set.
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