X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplication.java;fp=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplication.java;h=a44415e5d47f5bb04d4c0e67e18b312d30734241;hb=f7c73046c9b8e47da9ac7d0ca55fcf4d6bb13956;hp=b304fa9ab1be89749ac61b0d539ab43af0473008;hpb=903c5f85e92ac1ae6d47c006ec13b162994eb329;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 b304fa9..a44415e 100644
--- a/src/main/java/de/juplo/kafka/Application.java
+++ b/src/main/java/de/juplo/kafka/Application.java
@@ -7,10 +7,9 @@ import org.springframework.boot.ApplicationRunner;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.kafka.core.KafkaTemplate;
-import org.springframework.kafka.support.SendResult;
-import org.springframework.util.concurrent.ListenableFuture;
 
 
+// tag::supersimple[]
 @Slf4j
 @SpringBootApplication
 public class Application implements ApplicationRunner
@@ -23,19 +22,7 @@ public class Application implements ApplicationRunner
   {
     for (int i = 0; i < 100; 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[]
+      kafkaTemplate.send("test", Long.toString(i%10), Long.toString(i));
     }
   }
 
@@ -44,3 +31,4 @@ public class Application implements ApplicationRunner
     SpringApplication.run(Application.class, args);
   }
 }
+// end::supersimple[]