altoslib: Make sure AltosFlightSeries is filled in before use

[fw/altos] / altoslib / AltosStateIterable.java

diff --git a/altoslib/AltosStateIterable.java b/altoslib/AltosStateIterable.java
index bce2a8d96efdca47961b5e08454ac6111c32f561..ec3d944d92843f90dd35852a62c8fb2997976629 100644 (file)
--- a/altoslib/AltosStateIterable.java
+++ b/altoslib/AltosStateIterable.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
@@ -28,15 +29,13 @@ public abstract class AltosStateIterable implements Iterable<AltosState> {
        public abstract void write(PrintStream out);
 
        public static AltosStateIterable iterable(File file) {
-               FileInputStream in;
                try {
-                       in = new FileInputStream(file);
+                       if (file.getName().endsWith("telem"))
+                               return new AltosTelemetryFile(new FileInputStream(file));
+                       else
+                               return new AltosEepromFile(new FileReader(file));
                } catch (Exception e) {
                        return null;
                }
-               if (file.getName().endsWith("telem"))
-                       return new AltosTelemetryFile(in);
-               else
-                       return new AltosEepromFile(in);
        }
 }