org.springframework.yarn.am.monitor

Class DefaultContainerMonitor

java.lang.Object

org.springframework.yarn.support.LifecycleObjectSupport

org.springframework.yarn.am.monitor.AbstractMonitor

org.springframework.yarn.am.monitor.DefaultContainerMonitor

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.beans.factory.BeanFactoryAware, org.springframework.beans.factory.InitializingBean, org.springframework.context.Lifecycle, org.springframework.context.Phased, org.springframework.context.SmartLifecycle, ContainerAware, ContainerMonitor

public class DefaultContainerMonitor
extends AbstractMonitor
implements ContainerAware, ContainerMonitor

Default implementation of ContainerMonitor which simple tracks number of total and completed containers.

Author:

Janne Valkealahti

Constructor Summary

Constructors

Constructor and Description
DefaultContainerMonitor()

Method Summary

Methods

Modifier and Type	Method and Description
int	completedCount() Gets a count of completed containers.
int	failedCount() Gets a count of failed containers.
int	freeCount() Gets a count of free containers.
void	onContainer(java.util.List<org.apache.hadoop.yarn.api.records.Container> containers) Called when we potentially have new information about a Containers.
void	onContainerStatus(java.util.List<org.apache.hadoop.yarn.api.records.ContainerStatus> containerStatuses) Called when we potentially have new information about a ContainerStatuss.
int	runningCount() Gets a count of running containers.
java.lang.String	toDebugString() Gets this class description as a debug string.

Methods inherited from class org.springframework.yarn.am.monitor.AbstractMonitor

addContainerMonitorStateListener, notifyState

Methods inherited from class org.springframework.yarn.support.LifecycleObjectSupport

afterPropertiesSet, doStart, doStop, getBeanFactory, getPhase, getTaskExecutor, getTaskScheduler, getYarnEventPublisher, isAutoStartup, isRunning, onInit, setAutoStartup, setBeanFactory, setPhase, setTaskExecutor, setTaskScheduler, setYarnEventPublisher, start, stop, stop

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.yarn.am.monitor.ContainerMonitor

addContainerMonitorStateListener

Constructor Detail

DefaultContainerMonitor

public DefaultContainerMonitor()

Method Detail

onContainer

public void onContainer(java.util.List<org.apache.hadoop.yarn.api.records.Container> containers)

Description copied from interface: ContainerAware

Called when we potentially have new information about a Containers.

Specified by:

onContainer in interface ContainerAware

Parameters:

containers - the containers

onContainerStatus

public void onContainerStatus(java.util.List<org.apache.hadoop.yarn.api.records.ContainerStatus> containerStatuses)

Description copied from interface: ContainerAware

Called when we potentially have new information about a ContainerStatuss.

Specified by:

onContainerStatus in interface ContainerAware

Parameters:

containerStatuses - the container statuses

freeCount

public int freeCount()

Description copied from interface: ContainerMonitor

Gets a count of free containers.

Specified by:

freeCount in interface ContainerMonitor

Returns:

count of free containers

runningCount

public int runningCount()

Description copied from interface: ContainerMonitor

Gets a count of running containers.

Specified by:

runningCount in interface ContainerMonitor

Returns:

count of running containers

failedCount

public int failedCount()

Description copied from interface: ContainerMonitor

Gets a count of failed containers.

Specified by:

failedCount in interface ContainerMonitor

Returns:

count of failed containers

completedCount

public int completedCount()

Description copied from interface: ContainerMonitor

Gets a count of completed containers.

Specified by:

completedCount in interface ContainerMonitor

Returns:

count of completed containers

toDebugString

public java.lang.String toDebugString()

Gets this class description as a debug string.

Returns:

class description as a debug string