altoslib: Start restructuring AltosState harder

[fw/altos] / altoslib / AltosEepromHeaderIterable.java

diff --git a/altoslib/AltosEepromHeaderIterable.java b/altoslib/AltosEepromHeaderIterable.java
new file mode 100644 (file)
index 0000000..fe9e05d
--- /dev/null
+++ b/altoslib/AltosEepromHeaderIterable.java
@@ -0,0 +1,48 @@
+/*
+ * 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; version 2 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, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.altoslib_1;
+
+import java.io.*;
+import java.util.*;
+import java.text.*;
+
+public class AltosEepromHeaderIterable implements Iterable<AltosEepromHeader> {
+       public LinkedList<AltosEepromHeader> headers;
+
+       public void write(PrintStream out) {
+               AltosEepromHeader.write(out, headers);
+       }
+
+       public AltosState state() {
+               AltosState      state = new AltosState(null);
+
+               for (AltosEepromHeader header : headers)
+                       header.update_state(state);
+               return state;
+       }
+
+       public AltosEepromHeaderIterable(FileInputStream input) {
+               headers = AltosEepromHeader.read(input);
+       }
+
+       public Iterator<AltosEepromHeader> iterator() {
+               if (headers == null)
+                       headers = new LinkedList<AltosEepromHeader>();
+               return headers.iterator();
+       }
+}
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