/**
* 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.templates;
import org.whole.lang.codebase.IPersistenceKit;
import org.whole.lang.codebase.IPersistenceProvider;
import org.whole.lang.model.IEntity;
import org.whole.lang.reflect.ReflectionFactory;
import org.whole.lang.util.EntityUtils;
/**
* @author Riccardo Solmi
*/
public class ResourceTemplateFactory<E extends IEntity> extends ModelTemplate implements ITemplateFactory<E> {
protected String persistenceKitId;
protected IPersistenceProvider persistenceProvider;
public ResourceTemplateFactory(IPersistenceProvider pp) {
this(null, pp);
}
public ResourceTemplateFactory(String persistenceKitId, IPersistenceProvider persistenceProvider) {
super((IEntity) null);
this.persistenceKitId = persistenceKitId;
this.persistenceProvider = persistenceProvider;
}
protected IPersistenceKit getPersistenceKit() {
return persistenceKitId != null ? ReflectionFactory.getPersistenceKit(persistenceKitId) : ReflectionFactory.getDefaultPersistenceKit();
}
public E create() {
return EntityUtils.clone(share());
};
@SuppressWarnings("unchecked")
public E share() {
if (model == null)
try {
model = getPersistenceKit().readModel(persistenceProvider);
} catch (Exception e) {
throw new IllegalArgumentException(e);
}
return (E) model;
}
}