/*
* Created on 29-Apr-2004
* Created by Paul Gardner
* Copyright (C) 2004, 2005, 2006 Aelitis, All Rights Reserved.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* AELITIS, SAS au capital de 46,603.30 euros
* 8 Allee Lenotre, La Grille Royale, 78600 Le Mesnil le Roi, France.
*
*/
package org.gudy.azureus2.pluginsimpl.local.utils;
/**
* @author parg
*
*/
import org.gudy.azureus2.plugins.*;
import org.gudy.azureus2.plugins.utils.*;
import org.gudy.azureus2.core3.util.*;
public class
UTTimerImpl
implements UTTimer
{
private PluginInterface plugin_interface;
private Timer timer;
private boolean destroyed;
public
UTTimerImpl(
String name,
boolean lightweight )
{
// this constructor is for external (non-az) use, e.g. someone using the UPnP component
// in their own app
if ( !lightweight ){
timer = new Timer( name );
}
}
protected
UTTimerImpl(
PluginInterface pi,
String name,
boolean lightweight )
{
plugin_interface = pi;
if ( !lightweight ){
timer = new Timer( "Plugin " + pi.getPluginID() + ":" + name );
}
}
protected
UTTimerImpl(
PluginInterface pi,
String name,
int priority )
{
plugin_interface = pi;
timer = new Timer( "Plugin " + pi.getPluginID() + ":" + name, 1, priority );
}
public UTTimerEvent
addEvent(
long when,
final UTTimerEventPerformer ext_performer )
{
if ( destroyed ){
throw( new RuntimeException( "Timer has been destroyed" ));
}
final timerEvent res = new timerEvent();
TimerEventPerformer performer =
new TimerEventPerformer()
{
public void
perform(
TimerEvent ev )
{
UtilitiesImpl.callWithPluginThreadContext(
plugin_interface,
new Runnable()
{
public void
run()
{
res.perform( ext_performer );
}
});
}
};
if ( timer == null ){
res.setEvent( SimpleTimer.addEvent( "Plugin:" + ext_performer.getClass(), when, performer ));
}else{
res.setEvent( timer.addEvent( "Plugin:" + ext_performer.getClass(), when, performer ));
}
return( res );
}
public UTTimerEvent
addPeriodicEvent(
long periodic_millis,
final UTTimerEventPerformer ext_performer )
{
if ( destroyed ){
throw( new RuntimeException( "Timer has been destroyed" ));
}
final timerEvent res = new timerEvent();
TimerEventPerformer performer =
new TimerEventPerformer()
{
public void
perform(
TimerEvent ev )
{
UtilitiesImpl.callWithPluginThreadContext(
plugin_interface,
new Runnable()
{
public void
run()
{
try{
res.perform( ext_performer );
}catch( Throwable e ){
Debug.out("Plugin '" + plugin_interface.getPluginName() + " ("
+ plugin_interface.getPluginID() + " "
+ plugin_interface.getPluginVersion()
+ ") caused an error while processing a timer event", e);
}
}
});
}
};
if ( timer == null ){
res.setEvent( SimpleTimer.addPeriodicEvent( "Plugin:" + ext_performer.getClass(), periodic_millis, performer ));
}else{
res.setEvent( timer.addPeriodicEvent( "Plugin:" + ext_performer.getClass(), periodic_millis, performer ));
}
return( res );
}
public void
destroy()
{
destroyed = true;
if ( timer != null ){
timer.destroy();
}
}
private static class
timerEvent
implements UTTimerEvent
{
protected TimerEvent ev;
protected TimerEventPeriodic pev;
protected void
setEvent(
TimerEventPeriodic _ev )
{
pev = _ev;
}
protected void
setEvent(
TimerEvent _ev )
{
ev = _ev;
}
protected void
perform(
UTTimerEventPerformer p )
{
p.perform( this );
}
public void
cancel()
{
if ( ev != null ){
ev.cancel();
}else{
pev.cancel();
}
}
}
}