org.zkoss.zk.ui.util
Class Statistic

java.lang.Object
  org.zkoss.zk.ui.util.Statistic

All Implemented Interfaces:

Monitor

public class Statistic
extends java.lang.Object
implements Monitor

An implementation of Monitor to accumulate statistic data in memory.

It has no effect until you specify it in WEB-INF/zk.xml.

Author:

tomyeh

Constructor Summary

Statistic()

Method Summary

void	afterUpdate(Desktop desktop) Called when an asynchronous updated has been processed.
void	beforeUpdate(Desktop desktop, java.util.List<AuRequest> requests) Called when an asynchronous updated is called (and not yet processed).
void	desktopCreated(Desktop desktop) Called when a desktop is created.
void	desktopDestroyed(Desktop desktop) Called when a desktop is being destroyed.
int	getActiveDesktopCount() Returns the number of active desktops.
int	getActiveSessionCount() Returns the number of active sessions.
int	getActiveUpdateCount() Returns the number of active asynchronous updates.
double	getAverageDesktopCount() Returns the average number of desktops being created in an hour.
double	getAverageSessionCount() Returns the average number of sessions being created in an hour.
double	getAverageUpdateCount() Returns the average number of asynchronous updates being created in an hour.
long	getStartTime() Returns when the server (actually, this monitor) started.
int	getTotalDesktopCount() Returns the total number of desktops that have been created since the server started.
int	getTotalSessionCount() Returns the total number of sessions that have been created since the server started.
int	getTotalUpdateCount() Returns the total number of asynchronous updates that have been received since the server started.
void	sessionCreated(Session sess) Called when a new session is created.
void	sessionDestroyed(Session sess) Called when a session is being destroyed.

Methods inherited from class java.lang.Object

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

Constructor Detail

Statistic

public Statistic()

Method Detail

getStartTime

public long getStartTime()

Returns when the server (actually, this monitor) started.

getTotalSessionCount

public int getTotalSessionCount()

Returns the total number of sessions that have been created since the server started.

getActiveSessionCount

public int getActiveSessionCount()

Returns the number of active sessions.

getAverageSessionCount

public double getAverageSessionCount()

Returns the average number of sessions being created in an hour.

getTotalDesktopCount

public int getTotalDesktopCount()

Returns the total number of desktops that have been created since the server started.

getActiveDesktopCount

public int getActiveDesktopCount()

Returns the number of active desktops.

getAverageDesktopCount

public double getAverageDesktopCount()

Returns the average number of desktops being created in an hour.

getTotalUpdateCount

public int getTotalUpdateCount()

Returns the total number of asynchronous updates that have been received since the server started.

getActiveUpdateCount

public int getActiveUpdateCount()

Returns the number of active asynchronous updates.

getAverageUpdateCount

public double getAverageUpdateCount()

Returns the average number of asynchronous updates being created in an hour.

sessionCreated

public void sessionCreated(Session sess)

Description copied from interface: Monitor

Called when a new session is created.

Specified by:

sessionCreated in interface Monitor

Parameters:

sess - the session being created

sessionDestroyed

public void sessionDestroyed(Session sess)

Description copied from interface: Monitor

Called when a session is being destroyed.

Specified by:

sessionDestroyed in interface Monitor

Parameters:

sess - the session being destroyed

desktopCreated

public void desktopCreated(Desktop desktop)

Description copied from interface: Monitor

Called when a desktop is created.

Specified by:

desktopCreated in interface Monitor

Parameters:

desktop - the desktop being created

desktopDestroyed

public void desktopDestroyed(Desktop desktop)

Description copied from interface: Monitor

Called when a desktop is being destroyed.

Specified by:

desktopDestroyed in interface Monitor

Parameters:

desktop - the desktop being destroyed

beforeUpdate

public void beforeUpdate(Desktop desktop,
                         java.util.List<AuRequest> requests)

Description copied from interface: Monitor

Called when an asynchronous updated is called (and not yet processed).

Specified by:

beforeUpdate in interface Monitor

Parameters:

desktop - the desktop that the update is sent to

requests - a list of AuRequest that are being processed.

afterUpdate

public void afterUpdate(Desktop desktop)

Description copied from interface: Monitor

Called when an asynchronous updated has been processed.

Specified by:

afterUpdate in interface Monitor

Parameters:

desktop - the desktop that the update is sent to