Created
June 15, 2018 23:02
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How to use Kafka's new headers
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records = consumer.poll(100); | |
for (ConsumerRecord<String, String> record : records) { | |
Headers headers = record.headers(); | |
headers.forEach((header) -> { | |
System.out.println("Header key: " + header.key() + | |
" value: " + new String(header.value(), StandardCharsets.UTF_8)); | |
}); | |
} |
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RecordHeader header = new RecordHeader("foo", "bar".getBytes()); | |
Iterable<Header> headers = Collections.singletonList(header); | |
producer.send(new ProducerRecord<>("topic-name", null, null, null, "message", headers)); |
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