/*
* Created on Aug 14, 2006 Copyright (C) 2001-6, Anthony Harrison anh23@pitt.edu
* (jactr.org) This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of the License,
* or (at your option) any later version. This library 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 Lesser General Public License for more details. You should have
* received a copy of the GNU Lesser General Public License along with this
* library; if not, write to the Free Software Foundation, Inc., 59 Temple
* Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.jactr.core.module.procedural.event;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.jactr.core.event.AbstractACTREvent;
import org.jactr.core.event.IParameterEvent;
import org.jactr.core.module.procedural.IProceduralModule;
import org.jactr.core.production.IProduction;
import org.jactr.core.runtime.ACTRRuntime;
public class ProceduralModuleEvent extends
AbstractACTREvent<IProceduralModule, IProceduralModuleListener> implements
IParameterEvent<IProceduralModule, IProceduralModuleListener>
{
/**
* logger definition
*/
static public final Log LOGGER = LogFactory
.getLog(ProceduralModuleEvent.class);
static public enum Type {
PRODUCTION_CREATED, PRODUCTION_ADDED, PRODUCTIONS_MERGED, CONFLICT_SET_ASSEMBLED, PRODUCTION_WILL_FIRE, PRODUCTION_FIRED, PARAMETER_CHANGED
};
protected Type _type;
protected Collection<IProduction> _productions;
protected String _parameterName;
protected Object _oldValue;
protected Object _newValue;
protected ProceduralModuleEvent(IProceduralModule source)
{
super(source);
setSimulationTime(ACTRRuntime.getRuntime().getClock(source.getModel())
.getTime());
_productions = Collections.EMPTY_LIST;
}
public ProceduralModuleEvent(IProceduralModule source, Type type,
IProduction production)
{
this(source);
_type = type;
_productions = new ArrayList<IProduction>(1);
_productions.add(production);
}
public ProceduralModuleEvent(IProceduralModule source, Type type,
Collection<? extends IProduction> productions)
{
this(source);
_type = type;
_productions = new ArrayList<IProduction>(productions);
}
public ProceduralModuleEvent(IProceduralModule source, String parameterName,
Object oldValue, Object newValue)
{
this(source);
_type = Type.PARAMETER_CHANGED;
_parameterName = parameterName;
_oldValue = oldValue;
_newValue = newValue;
}
public Type getType()
{
return _type;
}
public Collection<IProduction> getProductions()
{
return Collections.unmodifiableCollection(_productions);
}
public IProduction getProduction()
{
return _productions.iterator().next();
}
@Override
public void fire(final IProceduralModuleListener listener)
{
switch (this.getType())
{
case PRODUCTION_ADDED:
listener.productionAdded(this);
break;
case PRODUCTION_CREATED:
listener.productionCreated(this);
break;
case PRODUCTIONS_MERGED:
listener.productionsMerged(this);
break;
case PRODUCTION_WILL_FIRE:
listener.productionWillFire(this);
break;
case CONFLICT_SET_ASSEMBLED:
listener.conflictSetAssembled(this);
break;
case PRODUCTION_FIRED:
listener.productionFired(this);
break;
case PARAMETER_CHANGED:
listener.parameterChanged(this);
break;
default:
LOGGER.warn("No clue what to do with type " + getType());
}
}
public Object getNewParameterValue()
{
return _newValue;
}
public Object getOldParameterValue()
{
return _oldValue;
}
public String getParameterName()
{
return _parameterName;
}
}