Created
September 19, 2019 14:14
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drain producer records in kafka streams topology test driver
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private <K, V> List<ProducerRecord<K, V>> drainProducerRecords(final TopologyTestDriver driver, | |
final String topic, | |
final Deserializer<K> keyDeserializer, | |
final Deserializer<V> valueDeserializer) { | |
final List<ProducerRecord<K, V>> result = new LinkedList<>(); | |
for (ProducerRecord<K, V> next = driver.readOutput(topic, keyDeserializer, valueDeserializer); | |
next != null; | |
next = driver.readOutput(topic, keyDeserializer, valueDeserializer)) { | |
result.add(next); | |
} | |
return new ArrayList<>(result); | |
} |
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