org.logicalcobwebs.proxool.admin
Class Admin

java.lang.Object
  org.logicalcobwebs.proxool.admin.Admin

public class Admin
extends java.lang.Object

Provides statistics about the performance of a pool.

Since:

Proxool 0.7

Version:

$Revision: 1.8 $, $Date: 2005/10/02 12:32:01 $

Author:

bill, $Author: billhorsman $ (current maintainer)

Field Summary

private CompositeStatisticsListener	compositeStatisticsListener
private Log	log
private static Log	LOG
private java.util.Map	statsRollers

Constructor Summary

Admin(ConnectionPoolDefinitionIF definition)

Method Summary

void	addStatisticsListener(StatisticsListenerIF statisticsListener)
void	cancelAll() Cancels the timer that outputs the stats
void	connectionRefused() Call this every time a connection is refused
void	connectionReturned(long activeTime) Call this every time an active connection is returned to the pool
static SnapshotIF	getSnapshot(ConnectionPoolStatisticsIF cps, ConnectionPoolDefinitionIF cpd, java.util.Collection connectionInfos) Get a new snapshot
StatisticsIF[]	getStatistics()
StatisticsIF	getStatistics(java.lang.String token) Returns the most recent sample that has completed its period

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

log

private Log log

statsRollers

private java.util.Map statsRollers

compositeStatisticsListener

private CompositeStatisticsListener compositeStatisticsListener

Constructor Detail

Admin

public Admin(ConnectionPoolDefinitionIF definition)
      throws ProxoolException

Parameters:

definition - gives access to pool definition

definition - see definition

Throws:

ProxoolException

Method Detail

addStatisticsListener

public void addStatisticsListener(StatisticsListenerIF statisticsListener)

connectionReturned

public void connectionReturned(long activeTime)

Call this every time an active connection is returned to the pool

Parameters:

activeTime - how long the connection was active

connectionRefused

public void connectionRefused()

Call this every time a connection is refused

getStatistics

public StatisticsIF getStatistics(java.lang.String token)

Returns the most recent sample that has completed its period

Returns:

sample (or null if no statistics are complete yet)

cancelAll

public void cancelAll()

Cancels the timer that outputs the stats

getStatistics

public StatisticsIF[] getStatistics()

getSnapshot

public static SnapshotIF getSnapshot(ConnectionPoolStatisticsIF cps,
                                     ConnectionPoolDefinitionIF cpd,
                                     java.util.Collection connectionInfos)

Get a new snapshot

Parameters:

cps - used to help populate the snapshot

cpd - used to help populate the snapshot

Returns:

snapshot