saintstack commented on a change in pull request #830: HBASE-23281: Track meta
region locations in masters
URL: https://github.com/apache/hbase/pull/830#discussion_r346596001
##########
File path:
hbase-zookeeper/src/main/java/org/apache/hadoop/hbase/zookeeper/MetaTableLocator.java
##########
@@ -274,30 +274,12 @@ public static RegionState getMetaRegionState(ZKWatcher
zkw) throws KeeperExcepti
* @throws KeeperException if a ZooKeeper operation fails
*/
public static RegionState getMetaRegionState(ZKWatcher zkw, int replicaId)
- throws KeeperException {
+ throws KeeperException {
RegionState.State state = RegionState.State.OPEN;
ServerName serverName = null;
try {
byte[] data = ZKUtil.getData(zkw,
zkw.getZNodePaths().getZNodeForReplica(replicaId));
- if (data != null && data.length > 0 &&
ProtobufUtil.isPBMagicPrefix(data)) {
- try {
- int prefixLen = ProtobufUtil.lengthOfPBMagic();
- ZooKeeperProtos.MetaRegionServer rl =
- ZooKeeperProtos.MetaRegionServer.parser().parseFrom(data,
prefixLen,
- data.length - prefixLen);
- if (rl.hasState()) {
- state = RegionState.State.convert(rl.getState());
- }
- HBaseProtos.ServerName sn = rl.getServer();
- serverName = ServerName.valueOf(
- sn.getHostName(), sn.getPort(), sn.getStartCode());
- } catch (InvalidProtocolBufferException e) {
- throw new DeserializationException("Unable to parse meta region
location");
- }
- } else {
- // old style of meta region location?
- serverName = ProtobufUtil.parseServerNameFrom(data);
- }
+ serverName = ProtobufUtil.parseMetaServerNameFrom(data);
Review comment:
Good
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