Package org.apache.hadoop.yarn.server.timelineservice.storage

Class TimelineStorageMonitor

java.lang.Object

org.apache.hadoop.yarn.server.timelineservice.storage.TimelineStorageMonitor

public abstract class TimelineStorageMonitor
extends Object

This abstract class is for monitoring Health of Timeline Storage.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	TimelineStorageMonitor.Storage	Different Storages supported by ATSV2.

Constructor Summary

Constructors

Constructor	Description
TimelineStorageMonitor(org.apache.hadoop.conf.Configuration conf, TimelineStorageMonitor.Storage storage)

Method Summary

Modifier and Type	Method	Description
void	checkStorageIsUp()
abstract void	healthCheck()
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Constructor Details

TimelineStorageMonitor

public TimelineStorageMonitor(org.apache.hadoop.conf.Configuration conf,
 TimelineStorageMonitor.Storage storage)

Method Details

start

public void start()

stop

public void stop()
          throws Exception

Throws:

Exception

healthCheck

public abstract void healthCheck()
                          throws Exception

Throws:

Exception

checkStorageIsUp

public void checkStorageIsUp()
                      throws IOException

Throws:

IOException