sernet.gs.ui.rcp.main.service.crudcommands.FastLoadCnAElementsByIds.java Source code

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Here is the source code for sernet.gs.ui.rcp.main.service.crudcommands.FastLoadCnAElementsByIds.java

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/*******************************************************************************
 * Copyright (c) 2009 Alexander Koderman <ak[at]sernet[dot]de>.
 * This program 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.
 *     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 Lesser General Public License for more details.
 *     You should have received a copy of the GNU Lesser General Public 
 * License along with this program. 
 * If not, see <http://www.gnu.org/licenses/>.
 * 
 * Contributors:
 *     Alexander Koderman <ak[at]sernet[dot]de> - initial API and implementation
 ******************************************************************************/
package sernet.gs.ui.rcp.main.service.crudcommands;

import java.io.Serializable;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.List;

import org.hibernate.HibernateException;
import org.hibernate.Query;
import org.hibernate.Session;
import org.springframework.orm.hibernate3.HibernateCallback;

import sernet.hui.common.connect.Entity;
import sernet.verinice.interfaces.GenericCommand;
import sernet.verinice.interfaces.IBaseDao;

public class FastLoadCnAElementsByIds extends GenericCommand {

    private List<Integer> dbIDs;
    private List<Entity> foundItems;

    public FastLoadCnAElementsByIds(List<Integer> dbIDs) {
        this.dbIDs = dbIDs;
    }

    public void execute() {
        IBaseDao<Entity, Serializable> dao = getDaoFactory().getDAO(Entity.class);
        foundItems = new ArrayList<Entity>();

        List list = dao.findByCallback(new HibernateCallback() {

            public Object doInHibernate(Session session) throws HibernateException, SQLException {
                Query query = session.createQuery("from Entity e " + "where e.dbId in (:dbids)")
                        .setParameterList("dbids", dbIDs);
                query.setReadOnly(true);
                List result = query.list();
                return result;
            }
        });

        for (Object object : list) {
            Entity elmt = (Entity) object;
            foundItems.add(elmt);
        }
    }

    public List<Entity> getFoundItems() {
        return foundItems;
    }

}