Consumer is being difficult, doesn't allow multiple @Incoming statements

quarkus-kafaka-homework/README.md

@@ -4,8 +4,8 @@ Brief
 
 Implement an automated OpenShift 4 solution that will include:
 
-[ ] Strimzi
-[ ] Quarkus Kafka producer application. This application should periodically send data (e.g. timestamp) to Kafka and should also have a JAX-RS endpoint to send different data per user request.
+[ ] Strimzi - meh, sort of, working with local strimzi
+[X] Quarkus Kafka producer application. This application should periodically send data (e.g. timestamp) to Kafka and should also have a JAX-RS endpoint to send different data per user request. - Done standalone
 [ ] Quarkus Kafka consumer application. This application should present the data to a websocket. There should be a way for the user to display the data easily.
 
 The solution should be comfortable to deploy, test, debug and use. The implementation time frame is one week.
@@ -30,3 +30,6 @@ If you do not have an OCP4 cluster available, feel free to use CRC - https://dev
 * HTML+JS
 * Debugging mode (maven profile)
 
+For testing `npm install wscat` and then `wscat -c http://localhost:8080/kafka/message/foo`
+
+

quarkus-kafaka-homework/kafka-consumer/src/main/java/me/jochrist/kafka/Consumer.java

@@ -18,6 +18,10 @@ import javax.websocket.OnOpen;
 import javax.websocket.server.PathParam;
 import javax.websocket.server.ServerEndpoint;
 import javax.websocket.Session;
+
+import io.smallrye.reactive.messaging.annotations.Blocking;
+import io.smallrye.reactive.messaging.annotations.Merge;
+import org.eclipse.microprofile.reactive.messaging.Metadata;
 import org.jboss.logging.Logger;
 import org.eclipse.microprofile.reactive.messaging.Incoming;
 
@@ -25,6 +29,8 @@ import io.smallrye.reactive.messaging.annotations.Channel;
 import org.eclipse.microprofile.reactive.messaging.Message;
 import java.util.concurrent.CompletionStage;
 import org.reactivestreams.Publisher;
+import io.smallrye.reactive.messaging.kafka.IncomingKafkaRecordMetadata;
+import java.util.Optional;
 
 //@Path("/kafka")
 @ServerEndpoint("/kafka/message/{topic}")
@@ -37,7 +43,7 @@ public class Consumer {
     @OnOpen
     public void onOpen(Session session, @PathParam("topic") String topic)
     {
-        //Join kafka topic matching topid name (timestamp or user-message)
+        //Join kafka topic matching topic name (timestamp or user-message)
         sessions.put(topic, session);
         LOG.debug("%h will watch topic \"" + topic + "\"");
     }
@@ -50,19 +56,68 @@ public class Consumer {
     //    return usermessage;
     //}
 
+    //Multiple incomming anotations dont work for some reason, its supported in the smallrye docs -
+    //https://smallrye.io/smallrye-reactive-messaging/smallrye-reactive-messaging/2.2/advanced/incomings.html
+    /*
+    @Incoming("timestamp")
+    @Incoming("user-message")
+    public CompletionStage<Void> consume(Message<String> record){
+        Optional<IncomingKafkaRecordMetadata> metadata = record.getMetadata(IncomingKafkaRecordMetadata.class);
+        System.out.println(record.getPayload());
+
+        metadata.ifPresent(m -> {
+            sendToSubscriber(m.getTopic(), record.getPayload());
+        });
+        //sendToSubscriber("timestamp", record.getPayload());
+        return record.ack();
+    }
+    */
+    @Incoming("timestamp")
+    public CompletionStage<Void> consumeTimestamp(Message<String> record){
+        return consume(record);
+    }
+
+    @Incoming("user-message")
+    public CompletionStage<Void> consumeUserMessage(Message<String> record){
+        return consume(record);
+    }
+
+    public CompletionStage<Void> consume(Message<String> record)
+    {
+        Optional<IncomingKafkaRecordMetadata> metadata = record.getMetadata(IncomingKafkaRecordMetadata.class);
+        metadata.ifPresent(m -> {
+            sendToSubscriber(m.getTopic(), record.getPayload());
+        });
+        return record.ack();
+    }
+
+    /*
     @Incoming("timestamp")
     public CompletionStage<Void> consume(Message<String> timestamp){
+        Optional<IncomingKafkaRecordMetadata> metadata = timestamp.getMetadata(IncomingKafkaRecordMetadata.class);
         System.out.println(timestamp.getPayload());
         sendToSubscriber("timestamp", timestamp.getPayload());
         return timestamp.ack();
     }
-
+    */
+     /*
     @Incoming("user-message")
     public CompletionStage<Void> consume2(Message<String> usermessage){
         System.out.println(usermessage.getPayload());
         sendToSubscriber("user-message", usermessage.getPayload());
         return usermessage.ack();
     }
+    */
+    //https://smallrye.io/smallrye-reactive-messaging/smallrye-reactive-messaging/2.2/advanced/incomings.html
+    @Incoming("timestamp")
+    @Incoming("user-message")
+    public CompletionStage<Void> consume3(Message<String> record)
+    {
+        System.out.println(record.getPayload());
+        sendToSubscriber("timestamp", record.getPayload());
+        return record.ack();
+    }
+
 
     private void sendToSubscriber(String topic, String message) {
         if(sessions.containsKey(topic))

quarkus-kafaka-homework/kafka-consumer/src/main/resources/META-INF/resources/index.html

@@ -3,7 +3,7 @@
 
 <head>
     <meta charset="UTF-8">
-    <title>Quarkus Chat!</title>
+    <title>Quarkus Kafka example stolen from chat application :-)</title>
     <link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/patternfly/3.24.0/css/patternfly.min.css">
     <link rel="stylesheet" type="text/css" href="https://cdnjs.cloudflare.com/ajax/libs/patternfly/3.24.0/css/patternfly-additions.min.css">
 

quarkus-kafaka-homework/kafka-producer/src/main/resources/application.properties

@@ -1,5 +1,6 @@
 # Configuration file
 # key = value
+quarkus.http.port=8080
 kafka.bootstrap.servers=localhost:9092
 
 # Configure the Kafka sink (we write to it)