rmulticast: make HeartbeatMessage Serializable

2 files changed, 4 insertions, 1 deletions

diff --git a/src/main/java/derms/net/rmulticast/Heartbeat.java b/src/main/java/derms/net/rmulticast/Heartbeat.java
index 5dac49d..30e8d42 100644
--- a/src/main/java/derms/net/rmulticast/Heartbeat.java
+++ b/src/main/java/derms/net/rmulticast/Heartbeat.java
@@ -57,6 +57,7 @@ class Heartbeat implements Runnable {
                 nacks.toArray(new MessageID[0]));
         ByteBuffer buf = Serial.encode(msg);
         sock.send(buf, group);
+        log.info("Sent " + msg);
         acks.clear();
     }
 }
diff --git a/src/main/java/derms/net/rmulticast/MessageID.java b/src/main/java/derms/net/rmulticast/MessageID.java
index 70680b2..c760b53 100644
--- a/src/main/java/derms/net/rmulticast/MessageID.java
+++ b/src/main/java/derms/net/rmulticast/MessageID.java
@@ -1,6 +1,8 @@
 package derms.net.rmulticast;
 
-class MessageID {
+import java.io.Serializable;
+
+class MessageID implements Serializable {
     int id;
 
     MessageID(int id) {