X-Git-Url: https://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FRestProducer.java;h=04671189572dad072eda5d0577dc42c8e4e66781;hb=1cd2d60f29b44574a2b6ca99cb7eeafa78cb4c90;hp=bfea3cadc4b71271ab8b11b8c369ae2ff7e2a069;hpb=c3668d0d15f9c91fa3dcdd75fde5019363c9caff;p=demos%2Fkafka%2Ftraining diff --git a/src/main/java/de/juplo/kafka/RestProducer.java b/src/main/java/de/juplo/kafka/RestProducer.java index bfea3ca..0467118 100644 --- a/src/main/java/de/juplo/kafka/RestProducer.java +++ b/src/main/java/de/juplo/kafka/RestProducer.java @@ -1,48 +1,30 @@ package de.juplo.kafka; +import lombok.RequiredArgsConstructor; import lombok.extern.slf4j.Slf4j; import org.apache.kafka.clients.producer.KafkaProducer; import org.apache.kafka.clients.producer.ProducerRecord; -import org.apache.kafka.common.serialization.StringSerializer; import org.springframework.http.HttpStatus; import org.springframework.web.bind.annotation.*; import org.springframework.web.context.request.async.DeferredResult; import javax.annotation.PreDestroy; -import java.util.Properties; import java.util.concurrent.ExecutionException; @Slf4j -@RestController +@RequestMapping +@ResponseBody +@RequiredArgsConstructor public class RestProducer { private final String id; private final String topic; + private final Integer partition; private final KafkaProducer producer; private long produced = 0; - public RestProducer(ApplicationProperties properties) - { - this.id = properties.getClientId(); - this.topic = properties.getTopic(); - - Properties props = new Properties(); - props.put("bootstrap.servers", properties.getBootstrapServer()); - props.put("client.id", properties.getClientId()); - props.put("acks", properties.getAcks()); - props.put("batch.size", properties.getBatchSize()); - props.put("delivery.timeout.ms", 20000); // 20 Sekunden - props.put("request.timeout.ms", 10000); // 10 Sekunden - props.put("linger.ms", properties.getLingerMs()); - props.put("compression.type", properties.getCompressionType()); - props.put("key.serializer", StringSerializer.class.getName()); - props.put("value.serializer", StringSerializer.class.getName()); - - this.producer = new KafkaProducer<>(props); - } - @PostMapping(path = "{key}") public DeferredResult send( @PathVariable String key, @@ -95,9 +77,8 @@ public class RestProducer long now = System.currentTimeMillis(); log.trace( - "{} - Queued #{} key={} latency={}ms", + "{} - Queued message with key={} latency={}ms", id, - value, record.key(), now - time ); @@ -111,13 +92,4 @@ public class RestProducer { return new ErrorResponse(e.getMessage(), HttpStatus.BAD_REQUEST.value()); } - - @PreDestroy - public void destroy() throws ExecutionException, InterruptedException - { - log.info("{} - Destroy!", id); - log.info("{} - Closing the KafkaProducer", id); - producer.close(); - log.info("{}: Produced {} messages in total, exiting!", id, produced); - } }