altos: struct ao_log_mega doesn't have a ground temp value

[fw/altos] / altoslib / AltosPreferencesBackend.java

diff --git a/altoslib/AltosPreferencesBackend.java b/altoslib/AltosPreferencesBackend.java
index a8cfb31bcd882db4ea11be1eda7420e5b23c146a..a1184c0bc54c54dde9ca6ffcfeb592b5d72144eb 100644 (file)
--- a/altoslib/AltosPreferencesBackend.java
+++ b/altoslib/AltosPreferencesBackend.java
@@ -17,6 +17,8 @@
 
 package org.altusmetrum.AltosLib;
 
+import java.io.File;
+
 public interface AltosPreferencesBackend {
 
        public String  getString(String key, String def);
@@ -34,5 +36,10 @@ public interface AltosPreferencesBackend {
        public boolean nodeExists(String key);
        public AltosPreferencesBackend node(String key);
 
+       public String[] keys();
+       public void    remove(String key);
+
        public void    flush();
+
+       public File homeDirectory();
 }