X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altoslib%2FAltosFlightReader.java;h=250e2236b7a555a5fb2173f0bc6c925ae563e9bf;hb=217d77dadbef4192d2f32e290a5c5f50159f2e0d;hp=c0565e8898d926a6320f43a1191d1d575aa8a019;hpb=55e6558fa7cb23fb1363a86c83fbd6abf67ea324;p=fw%2Faltos

diff --git a/altoslib/AltosFlightReader.java b/altoslib/AltosFlightReader.java
index c0565e88..250e2236 100644
--- a/altoslib/AltosFlightReader.java
+++ b/altoslib/AltosFlightReader.java
@@ -3,7 +3,8 @@
  *
  * 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; version 2 of the License.
+ * 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
@@ -15,22 +16,22 @@
  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  */
 
-package org.altusmetrum.altoslib_5;
+package org.altusmetrum.altoslib_11;
 
 import java.text.*;
 import java.io.*;
 import java.util.concurrent.*;
 
-public class AltosFlightReader {
+public abstract class AltosFlightReader {
 	public String name;
 
 	public int serial;
 
-	public void init() { }
+	public void init() {}
 
-	public AltosState read() throws InterruptedException, ParseException, AltosCRCException, IOException { return null; }
+	public abstract AltosState read() throws InterruptedException, ParseException, AltosCRCException, IOException;
 
-	public void close(boolean interrupted) { }
+	public abstract void close(boolean interrupted);
 
 	public void set_frequency(double frequency) throws InterruptedException, TimeoutException { }