org.logicalcobwebs.proxool
Class HouseKeeperController

java.lang.Object
  org.logicalcobwebs.proxool.HouseKeeperController

public class HouseKeeperController
extends java.lang.Object

Schedules when to run the house keeper

Since:

Proxool 0.8

Version:

$Revision: 1.5 $, $Date: 2004/06/02 20:38:32 $

Author:

bill, $Author: billhorsman $ (current maintainer)

Field Summary

private static int	houseKeeperIndex
private static java.util.List	houseKeeperList
private static java.util.Map	houseKeepers
private static java.util.List	houseKeeperThreads
private static java.lang.Object	LOCK
private static Log	LOG

Constructor Summary

HouseKeeperController()

Method Summary

protected static void	cancel(java.lang.String alias) cancel a house keeper for a pool.
private static HouseKeeper	getHouseKeeper(java.lang.String alias)
protected static HouseKeeper	getHouseKeeperToRun() Get the next house keeper that needs to be run
protected static void	register(ConnectionPool connectionPool) Schedule a regular triggerSweep
protected static void	shutdown() Stop all house keeper threads.
protected static void	sweepNow(java.lang.String alias)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

private static final Log LOG

houseKeepers

private static java.util.Map houseKeepers

houseKeeperList

private static java.util.List houseKeeperList

houseKeeperIndex

private static int houseKeeperIndex

houseKeeperThreads

private static java.util.List houseKeeperThreads

LOCK

private static final java.lang.Object LOCK

Constructor Detail

HouseKeeperController

public HouseKeeperController()

Method Detail

getHouseKeeper

private static HouseKeeper getHouseKeeper(java.lang.String alias)
                                   throws ProxoolException

Throws:

ProxoolException

getHouseKeeperToRun

protected static HouseKeeper getHouseKeeperToRun()

Get the next house keeper that needs to be run

Returns:

the house keeper to run, or null if there is nothing to do.

sweepNow

protected static void sweepNow(java.lang.String alias)

register

protected static void register(ConnectionPool connectionPool)

Schedule a regular triggerSweep

Parameters:

connectionPool - identifies the pool

shutdown

protected static void shutdown()

Stop all house keeper threads.

cancel

protected static void cancel(java.lang.String alias)
                      throws ProxoolException

cancel a house keeper for a pool. This doens't stop the house keeper thread.

Parameters:

alias - identifies the pool

Throws:

ProxoolException - if we couldn't find the house keeper (if it had already been cancelled for instance).