org.apache.hadoop.hbase.coordination

Class ZKSplitLogManagerCoordination.CreateRescanAsyncCallback

java.lang.Object

org.apache.hadoop.hbase.coordination.ZKSplitLogManagerCoordination.CreateRescanAsyncCallback

All Implemented Interfaces:

org.apache.zookeeper.AsyncCallback, org.apache.zookeeper.AsyncCallback.StringCallback

Enclosing class:

ZKSplitLogManagerCoordination

public class ZKSplitLogManagerCoordination.CreateRescanAsyncCallback
extends Object
implements org.apache.zookeeper.AsyncCallback.StringCallback

Asynchronous handler for zk create RESCAN-node results. Retries on failures.

A RESCAN node is created using PERSISTENT_SEQUENTIAL flag. It is a signal for all the SplitLogWorkers to rescan for new tasks.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.zookeeper.AsyncCallback

org.apache.zookeeper.AsyncCallback.ACLCallback, org.apache.zookeeper.AsyncCallback.Children2Callback, org.apache.zookeeper.AsyncCallback.ChildrenCallback, org.apache.zookeeper.AsyncCallback.Create2Callback, org.apache.zookeeper.AsyncCallback.DataCallback, org.apache.zookeeper.AsyncCallback.MultiCallback, org.apache.zookeeper.AsyncCallback.StatCallback, org.apache.zookeeper.AsyncCallback.StringCallback, org.apache.zookeeper.AsyncCallback.VoidCallback

Field Summary

Fields

Modifier and Type	Field and Description
private org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor and Description
CreateRescanAsyncCallback()

Method Summary

Modifier and Type	Method and Description
void	processResult(int rc, String path, Object ctx, String name)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LOG

private final org.slf4j.Logger LOG

Constructor Detail

CreateRescanAsyncCallback

public CreateRescanAsyncCallback()

Method Detail

processResult

public void processResult(int rc,
                          String path,
                          Object ctx,
                          String name)

Specified by:

processResult in interface org.apache.zookeeper.AsyncCallback.StringCallback