/**
* Copyright 2004-2016 Riccardo Solmi. All rights reserved.
* This file is part of the Whole Platform.
*
* The Whole Platform 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 3 of the License, or
* (at your option) any later version.
*
* The Whole Platform 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 the Whole Platform. If not, see <http://www.gnu.org/licenses/>.
*/
package org.whole.lang.events;
import org.whole.lang.model.IEntity;
import org.whole.lang.reflect.FeatureDescriptor;
/**
* @author Riccardo Solmi
*/
public abstract class AbstractEntityFeatureDerivationRule<E extends IEntity> extends AbstractEntityDerivationRule<E> {
protected FeatureDescriptor fd;
protected AbstractEntityFeatureDerivationRule(FeatureDescriptor fd) {
this.fd = fd;
}
public IEntity derive(E entity, FeatureDescriptor fd, IEntity value) {
return this.fd.equals(fd) ? derive(entity, value) : value;
}
protected IEntity derive(E entity, IEntity value) {
return value;
}
}