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HBASE-6260 ADDENDUM (fix test failure plus comment fixups) 

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1384954 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
gchanan 2012-09-14 22:36:03 +00:00
parent cc2cb6061c
commit 0dab826f19
1 changed files with 3 additions and 2 deletions
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5
hbase-server/src/main/java/org/apache/hadoop/hbase/zookeeper/LoadBalancerTracker.java
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@ -30,7 +30,7 @@ import org.apache.zookeeper.KeeperException;
import com.google.protobuf.InvalidProtocolBufferException;
/**
* Tracks the load balancer switch up in ZK
* Tracks the load balancer state up in ZK
*/
@InterfaceAudience.Private
public class LoadBalancerTracker extends ZooKeeperNodeTracker {
@ -47,7 +47,7 @@ public class LoadBalancerTracker extends ZooKeeperNodeTracker {
public boolean isBalancerOn() {
byte [] upData = super.getData(false);
try {
// is data in ZK is null, use default of on.
// if data in ZK is null, use default of on.
return upData == null || parseFrom(upData).getBalancerOn();
} catch (DeserializationException dex) {
LOG.error("ZK state for LoadBalancer could not be parsed " + Bytes.toStringBinary(upData));
@ -68,6 +68,7 @@ public class LoadBalancerTracker extends ZooKeeperNodeTracker {
} catch(KeeperException.NodeExistsException nee) {
ZKUtil.setData(watcher, watcher.balancerZNode, upData);
}
super.nodeDataChanged(watcher.balancerZNode);
}
private byte [] toByteArray(boolean isBalancerOn) {