altoslib: Add null constructor for AltosCompanion

This lets it be used by the JSON code.

Signed-off-by: Keith Packard <keithp@keithp.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/altoslib/AltosCompanion.java b/altoslib/AltosCompanion.java
index d517fd4f..e228b074 100644
--- a/altoslib/AltosCompanion.java
+++ b/altoslib/AltosCompanion.java
@@ -37,4 +37,9 @@ public class AltosCompanion {
 			channels = MAX_CHANNELS;
 		companion_data = new int[channels];
 	}
+
+	public AltosCompanion() {
+		channels = 0;
+		companion_data = new int[0];
+	}
 }