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Das erzeugen des `ProducerRecord` wird dem `KafkaTemplate` überlassen
author
Kai Moritz
<kai@juplo.de>
Sun, 12 Jun 2022 08:57:42 +0000
(10:57 +0200)
committer
Kai Moritz
<kai@juplo.de>
Sun, 12 Jun 2022 13:47:37 +0000
(15:47 +0200)
src/main/java/de/juplo/kafka/RestProducer.java
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diff --git
a/src/main/java/de/juplo/kafka/RestProducer.java
b/src/main/java/de/juplo/kafka/RestProducer.java
index
56f3382
..
56758f8
100644
(file)
--- a/
src/main/java/de/juplo/kafka/RestProducer.java
+++ b/
src/main/java/de/juplo/kafka/RestProducer.java
@@
-1,7
+1,6
@@
package de.juplo.kafka;
import lombok.extern.slf4j.Slf4j;
package de.juplo.kafka;
import lombok.extern.slf4j.Slf4j;
-import org.apache.kafka.clients.producer.ProducerRecord;
import org.apache.kafka.clients.producer.RecordMetadata;
import org.springframework.http.HttpStatus;
import org.springframework.kafka.core.KafkaTemplate;
import org.apache.kafka.clients.producer.RecordMetadata;
import org.springframework.http.HttpStatus;
import org.springframework.kafka.core.KafkaTemplate;
@@
-37,26
+36,14
@@
public class RestProducer
@RequestBody String value)
{
key = key.trim();
@RequestBody String value)
{
key = key.trim();
- final ProducerRecord<String, Object> record = new ProducerRecord<>(
- topic, // Topic
- key, // Key
- new ClientMessage(key, value) // Value
- );
-
- return send(record);
+ return send(key, new ClientMessage(key, value));
}
@PutMapping(path = "{key}")
public DeferredResult<ProduceResult> message(@PathVariable String key)
{
key = key.trim();
}
@PutMapping(path = "{key}")
public DeferredResult<ProduceResult> message(@PathVariable String key)
{
key = key.trim();
- final ProducerRecord<String, Object> record = new ProducerRecord<>(
- topic, // Topic
- key, // Key
- new FooMessage(key, System.currentTimeMillis()) // Value
- );
-
- return send(record);
+ return send(key, new FooMessage(key, System.currentTimeMillis()));
}
@PostMapping(path = "/")
}
@PostMapping(path = "/")
@@
-64,22
+51,16
@@
public class RestProducer
@RequestBody String name)
{
name = name.trim();
@RequestBody String name)
{
name = name.trim();
- final ProducerRecord<String, Object> record = new ProducerRecord<>(
- topic, // Topic
- name, // Key
- new Greeting(name) // Value
- );
-
- return send(record);
+ return send(name, new Greeting(name));
}
}
- private DeferredResult<ProduceResult> send(
ProducerRecord<String, Object> record
)
+ private DeferredResult<ProduceResult> send(
String key, Object value
)
{
DeferredResult<ProduceResult> result = new DeferredResult<>();
final long time = System.currentTimeMillis();
{
DeferredResult<ProduceResult> result = new DeferredResult<>();
final long time = System.currentTimeMillis();
- kafkaTemplate.send(
record
).addCallback(
+ kafkaTemplate.send(
topic, key, value
).addCallback(
(sendResult) ->
{
long now = System.currentTimeMillis();
(sendResult) ->
{
long now = System.currentTimeMillis();
@@
-91,8
+72,8
@@
public class RestProducer
log.debug(
"{} - Sent key={} message={} partition={}/{} timestamp={} latency={}ms",
id,
log.debug(
"{} - Sent key={} message={} partition={}/{} timestamp={} latency={}ms",
id,
-
record.key()
,
-
record.value()
,
+
key
,
+
value
,
metadata.partition(),
metadata.offset(),
metadata.timestamp(),
metadata.partition(),
metadata.offset(),
metadata.timestamp(),
@@
-108,7
+89,7
@@
public class RestProducer
log.error(
"{} - ERROR key={} timestamp=-1 latency={}ms: {}",
id,
log.error(
"{} - ERROR key={} timestamp=-1 latency={}ms: {}",
id,
-
record.key()
,
+
key
,
now - time,
e.toString()
);
now - time,
e.toString()
);
@@
-118,7
+99,7
@@
public class RestProducer
log.trace(
"{} - Queued key={} latency={}ms",
id,
log.trace(
"{} - Queued key={} latency={}ms",
id,
-
record.key()
,
+
key
,
now - time
);
now - time
);