org.qedeq.kernel.bo.log
Class ModuleEventLog

java.lang.Object
  org.qedeq.kernel.bo.log.ModuleEventLog

All Implemented Interfaces:

ModuleEventListener

public final class ModuleEventLog
extends java.lang.Object
implements ModuleEventListener

This class organizes the logging of module events. TODO mime 20080317: must this be a singleton?

Author:

Michael Meyling

Method Summary

void	addLog(ModuleEventListener log) Add listener.
void	addLog(java.io.PrintStream out) Add stream listener.
void	addModule(QedeqBo prop) Add module.
static ModuleEventLog	getInstance() Get instance of Logger.
void	removeLog(ModuleEventListener log) Remove listener.
void	removeModule(QedeqBo prop) Remove module.
void	stateChanged(QedeqBo prop) Module properties (i.e.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static final ModuleEventLog getInstance()

Get instance of Logger.

Returns:

singleton

addLog

public final void addLog(ModuleEventListener log)

Add listener.

Parameters:

log - Add this listener.

removeLog

public final void removeLog(ModuleEventListener log)

Remove listener.

Parameters:

log - Remove this listener.

addLog

public final void addLog(java.io.PrintStream out)

Add stream listener.

Parameters:

out - Put messages into this stream.

addModule

public void addModule(QedeqBo prop)

Description copied from interface: ModuleEventListener

Add module.

Specified by:

addModule in interface ModuleEventListener

Parameters:

prop - add module with this properties.

stateChanged

public void stateChanged(QedeqBo prop)

Description copied from interface: ModuleEventListener

Module properties (i.e. the status) have changed.

Specified by:

stateChanged in interface ModuleEventListener

Parameters:

prop - The state of this module changed.

removeModule

public void removeModule(QedeqBo prop)

Description copied from interface: ModuleEventListener

Remove module.

Specified by:

removeModule in interface ModuleEventListener

Parameters:

prop - This module was removed.