public-transport-enabler/enabler/src/de/schildbach/pte/dto/QueryDeparturesResult.java

/*
 * Copyright 2010-2015 the original author or authors.
 *
 * 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, 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 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 de.schildbach.pte.dto;

import static com.google.common.base.Preconditions.checkNotNull;

import java.io.Serializable;
import java.util.LinkedList;
import java.util.List;

import com.google.common.base.MoreObjects;
import com.google.common.base.MoreObjects.ToStringHelper;

/**
 * @author Andreas Schildbach
 */
public final class QueryDeparturesResult implements Serializable
{
	public enum Status
	{
		OK, INVALID_STATION, SERVICE_DOWN
	}

	public final ResultHeader header;
	public final Status status;
	public final List<StationDepartures> stationDepartures = new LinkedList<StationDepartures>();

	public QueryDeparturesResult(final ResultHeader header)
	{
		this.header = header;
		this.status = Status.OK;
	}

	public QueryDeparturesResult(final ResultHeader header, final Status status)
	{
		this.header = header;
		this.status = checkNotNull(status);
	}

	public StationDepartures findStationDepartures(final String stationId)
	{
		for (final StationDepartures departures : stationDepartures)
		{
			if (stationId.equals(departures.location.id))
				return departures;
		}

		return null;
	}

	@Override
	public String toString()
	{
		final ToStringHelper helper = MoreObjects.toStringHelper(this).addValue(status);
		if (stationDepartures != null)
			helper.add("size", stationDepartures.size()).add("stationDepartures", stationDepartures);
		return helper.toString();
	}
}