org.springframework.yarn.am.monitor

Interface ContainerMonitor

All Known Implementing Classes:

DefaultContainerMonitor

public interface ContainerMonitor

General interface for components able to monitor application and container statuses.

Author:

Janne Valkealahti

Method Summary

Methods

Modifier and Type	Method and Description
void	addContainerMonitorStateListener(ContainerMonitorListener listener) Adds the container monitor state listener.
int	completedCount() Gets a count of completed containers.
int	failedCount() Gets a count of failed containers.
int	freeCount() Gets a count of free containers.
int	runningCount() Gets a count of running containers.

Method Detail

freeCount

int freeCount()

Gets a count of free containers.

Returns:

count of free containers

runningCount

int runningCount()

Gets a count of running containers.

Returns:

count of running containers

failedCount

int failedCount()

Gets a count of failed containers.

Returns:

count of failed containers

completedCount

int completedCount()

Gets a count of completed containers.

Returns:

count of completed containers

addContainerMonitorStateListener

void addContainerMonitorStateListener(ContainerMonitorListener listener)

Adds the container monitor state listener.

Parameters:

listener - the ContainerMonitorListener