Package org.eclipse.jetty.server.session

Class HouseKeeper

java.lang.Object

org.eclipse.jetty.util.component.AbstractLifeCycle

org.eclipse.jetty.server.session.HouseKeeper

All Implemented Interfaces:

LifeCycle

@ManagedObject
public class HouseKeeper
extends AbstractLifeCycle

HouseKeeper There is 1 session HouseKeeper per SessionIdManager instance.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected class	HouseKeeper.Runner	Runner

Nested classes/interfaces inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

AbstractLifeCycle.AbstractLifeCycleListener, AbstractLifeCycle.StopException

Nested classes/interfaces inherited from interface org.eclipse.jetty.util.component.LifeCycle

LifeCycle.Listener

Field Summary

Fields

Modifier and Type	Field	Description
protected boolean	_ownScheduler
protected HouseKeeper.Runner	_runner
protected Scheduler	_scheduler
protected SessionIdManager	_sessionIdManager
protected Scheduler.Task	_task
static final long	DEFAULT_PERIOD_MS

Fields inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

FAILED, STARTED, STARTING, STOPPED, STOPPING

Constructor Summary

Constructors

Constructor	Description
HouseKeeper()

Method Summary

Modifier and Type	Method	Description
protected void	doStart()	Method to override to start the lifecycle
protected void	doStop()	Method to override to stop the lifecycle
long	getIntervalSec()	Get the period between scavenge cycles.
void	scavenge()	Periodically do session housekeeping
void	setIntervalSec(long sec)	Set the period between scavenge cycles
void	setSessionIdManager(SessionIdManager sessionIdManager)	SessionIdManager associated with this scavenger
protected void	startScavenging()	If scavenging is not scheduled, schedule it.
protected void	stopScavenging()	If scavenging is scheduled, stop it.
String	toString()

Methods inherited from class org.eclipse.jetty.util.component.AbstractLifeCycle

addEventListener, getEventListeners, getState, getState, isFailed, isRunning, isStarted, isStarting, isStopped, isStopping, removeEventListener, setEventListeners, start, stop

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_PERIOD_MS

public static final long DEFAULT_PERIOD_MS

See Also:

• Constant Field Values

_sessionIdManager

protected SessionIdManager _sessionIdManager

_scheduler

protected Scheduler _scheduler

_task

protected Scheduler.Task _task

_runner

protected HouseKeeper.Runner _runner

_ownScheduler

protected boolean _ownScheduler

Constructor Details

HouseKeeper

public HouseKeeper()

Method Details

setSessionIdManager

public void setSessionIdManager(SessionIdManager sessionIdManager)

SessionIdManager associated with this scavenger

Parameters:

sessionIdManager - the session id manager

doStart

protected void doStart()
                throws Exception

Description copied from class: AbstractLifeCycle

Method to override to start the lifecycle

Overrides:

doStart in class AbstractLifeCycle

Throws:

Exception - If there was a problem starting. Will cause a transition to FAILED state

startScavenging

protected void startScavenging()
                        throws Exception

If scavenging is not scheduled, schedule it.

Throws:

Exception - if any error during scheduling the scavenging

stopScavenging

protected void stopScavenging()
                       throws Exception

If scavenging is scheduled, stop it.

Throws:

Exception - if any error during stopping the scavenging

doStop

protected void doStop()
               throws Exception

Description copied from class: AbstractLifeCycle

Method to override to stop the lifecycle

Overrides:

doStop in class AbstractLifeCycle

Throws:

Exception - If there was a problem stopping. Will cause a transition to FAILED state

setIntervalSec

public void setIntervalSec(long sec)
                    throws Exception

Set the period between scavenge cycles

Parameters:

sec - the interval (in seconds)

Throws:

Exception - if any error during restarting the scavenging

getIntervalSec

@ManagedAttribute(value="secs between scavenge cycles",
                  readonly=true)
public long getIntervalSec()

Get the period between scavenge cycles.

Returns:

the interval (in seconds)

scavenge

public void scavenge()

Periodically do session housekeeping

toString

public String toString()

Overrides:

toString in class AbstractLifeCycle