LineAlertService.java

/*******************************************************************************
 * Copyright (c) 2011 Michel DAVID mimah35-at-gmail.com
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License.
 * 
 * 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 General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
package fr.gotorennes.remote;

import android.content.Context;

import org.json.JSONException;
import org.json.JSONObject;

import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;

import fr.gotorennes.domain.LineAlert;

public class LineAlertService extends RemoteService<LineAlert> {

	private static DateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssz");

	private static LineAlertService instance;

	private Date remoteDate;

	private LineAlertService(Context context) {
		super();
	}

	public static synchronized LineAlertService getInstance(Context context) {
		if (instance == null) {
			instance = new LineAlertService(context);
		}
		return instance;
	}

	public List<LineAlert> getAlerts(String routeId) {
		return loadList("refine.idligne=" + routeId);
	}

	@Override
	protected LineAlert populate(JSONObject jsonObject) throws JSONException {
		LineAlert lineAlert = new LineAlert();
		lineAlert.titre = jsonObject.getString("titre");
		try {
			lineAlert.debut = dateFormat.parse(jsonObject.getString("debutvalidite"));
		}
		catch (ParseException ex) {}
		try {
			lineAlert.fin = dateFormat.parse(jsonObject.getString("finvalidite"));
		}
		catch (ParseException ex) {}
		lineAlert.detail = jsonObject.getString("description");
		lineAlert.perturbationMajeure = !"Mineure".equals(jsonObject.getString("niveau"));
		return lineAlert;
	}

	@Override
	protected String getDataSet() {
		return "tco-busmetro-trafic-alertes-tr";
	}

}