package de.juplo.kafka;
+import lombok.extern.slf4j.Slf4j;
+import org.apache.kafka.clients.consumer.Consumer;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.ApplicationArguments;
+import org.springframework.boot.ApplicationRunner;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.annotation.Bean;
+import org.springframework.kafka.core.ConsumerFactory;
+
+import javax.annotation.PreDestroy;
@SpringBootApplication
-public class Application
+@Slf4j
+public class Application implements ApplicationRunner
{
+ @Autowired
+ Consumer<String, Message> consumer;
+ @Autowired
+ SimpleConsumer simpleConsumer;
+
+
+ @Override
+ public void run(ApplicationArguments args) throws Exception
+ {
+ log.info("Starting EndlessConsumer");
+ simpleConsumer.start();
+ }
+
+ @PreDestroy
+ public void shutdown()
+ {
+ log.info("Signaling the consumer to quit its work");
+ consumer.wakeup();
+ }
+
+ @Bean(destroyMethod = "close")
+ public Consumer<String, Message> kafkaConsumer(ConsumerFactory<String, Message> factory)
+ {
+ return factory.createConsumer();
+ }
+
+
public static void main(String[] args)
{
SpringApplication.run(Application.class, args);