same-android: Implement network joining.

1 files changed, 4 insertions, 0 deletions

diff --git a/same/src/main/java/com/orbekk/same/DiscoveryService.java b/same/src/main/java/com/orbekk/same/DiscoveryService.java
index 0415316..d9af9bb 100644
--- a/same/src/main/java/com/orbekk/same/DiscoveryService.java
+++ b/same/src/main/java/com/orbekk/same/DiscoveryService.java
@@ -22,6 +22,10 @@ public class DiscoveryService extends Thread {
         logger.info("DiscoveryService starting.");
         while (!Thread.interrupted()) {
             DatagramPacket packet = broadcastListener.listen();
+            if (packet == null) {
+                // An error or interrupt occurred.
+                continue;
+            }
             String content = new String(packet.getData(), 0, packet.getLength());
             String[] words = content.split(" ");