/*
 * Copyright © 2013 Keith Packard <keithp@keithp.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 2 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, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 */

package org.altusmetrum.altoslib_11;

import java.io.*;
import java.util.*;

public abstract class AltosStateIterable implements Iterable<AltosState> {

	public void write_comments (PrintStream out) {
	}

	public abstract void write(PrintStream out);

	public static AltosStateIterable iterable(File file) {
		try {
			if (file.getName().endsWith("telem"))
				return new AltosTelemetryFile(new FileInputStream(file));
			else
				return new AltosEepromFile(new FileReader(file));
		} catch (Exception e) {
			return null;
		}
	}
}