CallFrament: check if data channel is available before sending data.

tinode · Feb 21, 2023 · 612b433 · 612b433
1 parent 8fc2670
commit 612b433
Showing 1 changed file with 6 additions and 2 deletions.
diff --git a/app/src/main/java/co/tinode/tindroid/CallFragment.java b/app/src/main/java/co/tinode/tindroid/CallFragment.java
@@ -642,8 +642,12 @@ private void handleSendAnswer(SessionDescription sd) {
     }
 
     private void sendToPeer(String msg) {
-        mDataChannel.send(new DataChannel.Buffer(
-                ByteBuffer.wrap(msg.getBytes(StandardCharsets.UTF_8)), false));
+        if (mDataChannel != null) {
+            mDataChannel.send(new DataChannel.Buffer(
+                    ByteBuffer.wrap(msg.getBytes(StandardCharsets.UTF_8)), false));
+        } else {
+            Log.w(TAG, "Data channel is null. Peer will not receive the message: '" + msg + "'");
+        }
     }
 
     // Data channel observer for receiving video mute/unmute events.