/* ********************************************************************** **
** Copyright notice **
** **
** (c) 2005-2006 RSSOwl Development Team **
** http://www.rssowl.org/ **
** **
** All rights reserved **
** **
** This program and the accompanying materials are made available under **
** the terms of the Eclipse Public License v1.0 which accompanies this **
** distribution, and is available at: **
** http://www.rssowl.org/legal/epl-v10.html **
** **
** A copy is found in the file epl-v10.html and important notices to the **
** license from the team is found in the textfile LICENSE.txt distributed **
** in this package. **
** **
** This copyright notice MUST APPEAR in all copies of the file! **
** **
** Contributors: **
** RSSOwl Development Team - initial API and implementation **
** **
** ********************************************************************** */
package org.rssowl.core.internal.persist.dao;
import org.rssowl.core.internal.persist.Person;
import org.rssowl.core.persist.IPerson;
import org.rssowl.core.persist.dao.IPersonDAO;
import org.rssowl.core.persist.event.PersonEvent;
import org.rssowl.core.persist.event.PersonListener;
import org.rssowl.core.persist.service.PersistenceException;
import org.rssowl.core.util.StringUtils;
import com.db4o.ext.Db4oException;
import java.util.Set;
import java.util.TreeSet;
/**
* A data-access-object for <code>IPerson</code>s.
*
* @author Ismael Juma (ismael@juma.me.uk)
*/
public class PersonDAOImpl extends AbstractEntityDAO<IPerson, PersonListener, PersonEvent> implements IPersonDAO {
/** Default constructor using the specific IPersistable for this DAO */
public PersonDAOImpl() {
super(Person.class, false);
}
@Override
protected PersonEvent createDeleteEventTemplate(IPerson entity) {
return createSaveEventTemplate(entity);
}
@Override
protected final PersonEvent createSaveEventTemplate(IPerson entity) {
return new PersonEvent(entity, true);
}
public Set<String> loadAllNames() {
try {
Set<String> strings = new TreeSet<String>();
for (IPerson person : loadAll()) {
String name = StringUtils.safeTrim(person.getName());
if (StringUtils.isSet(name))
strings.add(name);
else if (person.getEmail() != null)
strings.add(person.getEmail().toString());
}
return strings;
} catch (Db4oException e) {
throw new PersistenceException(e);
}
}
}