fix: `metadata` is never `null`

diff --git a/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java b/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java
index da90663..381152b 100644 (file)
--- a/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java
+++ b/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/DataChannel.java
@@ -96,7 +96,7 @@ public class DataChannel implements Runnable, ConsumerRebalanceListener
 
       producer.send(record, ((metadata, exception) ->
       {
-        if (metadata != null)
+        if (exception == null)
         {
           // On successful send
           Message message = new Message(key, metadata.offset(), timestamp, text);

diff --git a/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/InfoChannel.java b/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/InfoChannel.java
index 26e8696..1d9d801 100644 (file)
--- a/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/InfoChannel.java
+++ b/src/main/java/de/juplo/kafka/chat/backend/implementation/kafka/InfoChannel.java
@@ -81,7 +81,7 @@ public class InfoChannel implements Runnable
 
       producer.send(record, ((metadata, exception) ->
       {
-        if (metadata != null)
+        if (exception == null)
         {
           log.info("Successfully sent chreate-request for chat room: {}", to);
           ChatRoomInfo chatRoomInfo = new ChatRoomInfo(chatRoomId, name, shard);