X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplication.java;h=b304fa9ab1be89749ac61b0d539ab43af0473008;hb=1c20fcc1e9ee87b0727b134472832b8b27e9675f;hp=944a7a72bb8ad03674d225fcd55a75a9a4942104;hpb=0cf4b667026edf0587cc7a8c9698a025e112b600;p=demos%2Fkafka%2Ftraining

diff --git a/src/main/java/de/juplo/kafka/Application.java b/src/main/java/de/juplo/kafka/Application.java
index 944a7a7..b304fa9 100644
--- a/src/main/java/de/juplo/kafka/Application.java
+++ b/src/main/java/de/juplo/kafka/Application.java
@@ -11,7 +11,6 @@ import org.springframework.kafka.support.SendResult;
 import org.springframework.util.concurrent.ListenableFuture;
 
 
-
 @Slf4j
 @SpringBootApplication
 public class Application implements ApplicationRunner
@@ -19,32 +18,27 @@ public class Application implements ApplicationRunner
   @Autowired
   KafkaTemplate<String, String> kafkaTemplate;
 
-
-  void send(String key, String value)
-  {
-    ListenableFuture<SendResult<String, String>> listenableFuture =
-        kafkaTemplate.send("test", key, value);
-
-    listenableFuture.addCallback(
-        result -> log.debug(
-            "Sent {}={} to partition={}, offset={}",
-            result.getProducerRecord().key(),
-            result.getProducerRecord().value(),
-            result.getRecordMetadata().partition(),
-            result.getRecordMetadata().offset()),
-        e -> log.error("ERROR sendig message", e));
-  }
-
   @Override
   public void run(ApplicationArguments args)
   {
     for (int i = 0; i < 100; i++)
     {
-      send(Long.toString(i%10), Long.toString(i));
+      // tag::callback[]
+      ListenableFuture<SendResult<String, String>> listenableFuture =
+          kafkaTemplate.send("test", Long.toString(i%10), Long.toString(i));
+
+      listenableFuture.addCallback(
+          result -> log.info(
+              "Sent {}={} to partition={}, offset={}",
+              result.getProducerRecord().key(),
+              result.getProducerRecord().value(),
+              result.getRecordMetadata().partition(),
+              result.getRecordMetadata().offset()),
+          e -> log.error("ERROR sendig message", e));
+      // end::callback[]
     }
   }
 
-
   public static void main(String[] args)
   {
     SpringApplication.run(Application.class, args);