AllGroupsFactory.java

/**
 *  C-Nery - A home automation web application for C-Bus.
 *  Copyright (C) 2008,2009,2012  Dave Oxley <dave@daveoxley.co.uk>.
 *
 *  This program is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU Affero 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 Affero General Public License for more details.
 *
 *  You should have received a copy of the GNU Affero General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

package com.daveoxley.cnery.factories;

import com.daveoxley.cbus.Application;
import com.daveoxley.cbus.CGateException;
import com.daveoxley.cbus.CGateSession;
import com.daveoxley.cbus.Group;
import com.daveoxley.cbus.Network;
import java.io.Serializable;
import java.util.ArrayList;
import javax.faces.model.SelectItem;
import org.jboss.seam.ScopeType;
import org.jboss.seam.annotations.Factory;
import org.jboss.seam.annotations.In;
import org.jboss.seam.annotations.Name;
import org.jboss.seam.annotations.Observer;
import org.jboss.seam.contexts.Contexts;

/**
 *
 * @author Dave Oxley <dave@daveoxley.co.uk>
 */
@Name("allGroupsFactory")
public class AllGroupsFactory implements Serializable {

    @In
    private CGateSession cGateSession;

    @Factory(value="allGroupsOptions",autoCreate=true,scope=ScopeType.EVENT)
    public SelectItem[] createAllGroupsOptions() throws CGateException {
        try {
            ArrayList<SelectItem> options = new ArrayList<SelectItem>();
            for (Network network : Network.listAll(cGateSession, true)) {
                for (Application application : network.getApplications(true)) {
                    for (Group group : application.getGroups(true)) {
                        options.add(new SelectItem(group.getAddress(), group.getAddress() + " : " + group.getName()));
                    }
                }
            }
            return options.toArray(new SelectItem[]{});
        } catch(Exception e) {
            throw new CGateException(e);
        }
    }

    @Observer(create=false,value="groupsUpdated")
    public void removeGroups() {
        Contexts.getEventContext().remove("allGroupsOptions");
    }
}