org.apache.hadoop.hbase.zookeeper
Class MetaNodeTracker
java.lang.Object
org.apache.hadoop.hbase.zookeeper.ZooKeeperListener
org.apache.hadoop.hbase.zookeeper.ZooKeeperNodeTracker
org.apache.hadoop.hbase.zookeeper.MetaNodeTracker
public class MetaNodeTracker
- extends ZooKeeperNodeTracker
Tracks the unassigned zookeeper node used by the META table.
A callback is made into the passed CatalogTracker
when
.META.
completes a new assignment.
If META is already assigned when instantiating this class, you will not
receive any notification for that assignment. You will receive a
notification after META has been successfully assigned to a new location.
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
MetaNodeTracker
public MetaNodeTracker(ZooKeeperWatcher watcher,
CatalogTracker catalogTracker,
Abortable abortable)
- Creates a meta node tracker.
- Parameters:
watcher
- abortable
-
nodeDeleted
public void nodeDeleted(String path)
- Description copied from class:
ZooKeeperListener
- Called when a node has been deleted
- Overrides:
nodeDeleted
in class ZooKeeperNodeTracker
- Parameters:
path
- full path of the deleted node
Copyright © 2011 The Apache Software Foundation. All Rights Reserved.