org.apache.slider.server.appmaster.actions

Class AsyncAction

java.lang.Object

org.apache.slider.server.appmaster.actions.AsyncAction

All Implemented Interfaces:

Comparable<Delayed>, Delayed

Direct Known Subclasses:

ActionFlexCluster, ActionHalt, ActionKillContainer, ActionRegisterServiceInstance, ActionStartContainer, ActionStopQueue, ActionStopSlider, ActionUpgradeContainers, EscalateOutstandingRequests, MonkeyPlayAction, ProviderReportedContainerLoss, ProviderStartupCompleted, RegisterComponentInstance, RenewingAction, ResetFailureWindow, ReviewAndFlexApplicationSize, UnregisterComponentInstance

public abstract class AsyncAction
extends Object
implements Delayed

Field Summary

Fields

Modifier and Type	Field and Description
static int	ATTR_CHANGES_APP_SIZE
static int	ATTR_HALTS_APP
static int	ATTR_REVIEWS_APP_SIZE
int	attrs
String	name

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AsyncAction(String name)
protected	AsyncAction(String name, long delayMillis)
protected	AsyncAction(String name, long delay, TimeUnit timeUnit)
protected	AsyncAction(String name, long delay, TimeUnit timeUnit, int attrs)

Method Summary

Methods

Modifier and Type	Method and Description
int	compareTo(Delayed that)
protected long	convertAndOffset(long delay, TimeUnit timeUnit)
abstract void	execute(SliderAppMaster appMaster, QueueAccess queueService, AppState appState) Actual application
protected int	getAttrs()
long	getDelay(TimeUnit unit)
long	getNanos()
boolean	hasAttr(int attr) Ask if an action has an of the specified bits set.
protected long	now() The current time in nanos
void	setNanos(long nanos)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

name

public final String name

attrs

public final int attrs

ATTR_CHANGES_APP_SIZE

public static final int ATTR_CHANGES_APP_SIZE

See Also:

Constant Field Values

ATTR_HALTS_APP

public static final int ATTR_HALTS_APP

See Also:

Constant Field Values

ATTR_REVIEWS_APP_SIZE

public static final int ATTR_REVIEWS_APP_SIZE

See Also:

Constant Field Values

Constructor Detail

AsyncAction

protected AsyncAction(String name)

AsyncAction

protected AsyncAction(String name,
           long delayMillis)

AsyncAction

protected AsyncAction(String name,
           long delay,
           TimeUnit timeUnit)

AsyncAction

protected AsyncAction(String name,
           long delay,
           TimeUnit timeUnit,
           int attrs)

Method Detail

convertAndOffset

protected long convertAndOffset(long delay,
                    TimeUnit timeUnit)

now

protected long now()

The current time in nanos

Returns:

now

getDelay

public long getDelay(TimeUnit unit)

Specified by:

getDelay in interface Delayed

compareTo

public int compareTo(Delayed that)

Specified by:

compareTo in interface Comparable<Delayed>

toString

public String toString()

Overrides:

toString in class Object

getAttrs

protected int getAttrs()

hasAttr

public boolean hasAttr(int attr)

Ask if an action has an of the specified bits set. This is not an equality test.

Parameters:

attr - attribute

Returns:

true iff the action has any of the bits in the attr arg set

execute

public abstract void execute(SliderAppMaster appMaster,
           QueueAccess queueService,
           AppState appState)
                      throws Exception

Actual application

Parameters:

appMaster -

queueService -

appState -

Throws:

IOException

Exception

getNanos

public long getNanos()

setNanos

public void setNanos(long nanos)