Examples with RuntimeKafkaSinkConfiguration io.smallrye.reactive.messaging.kafka.impl.RuntimeKafkaSinkConfiguration used on opensource projects

Example 1 with RuntimeKafkaSinkConfiguration

use of io.smallrye.reactive.messaging.kafka.impl.RuntimeKafkaSinkConfiguration in project smallrye-reactive-messaging by smallrye.

the class KafkaCloudEventHelper method createStructuredRecord.

@SuppressWarnings("rawtypes")
public static ProducerRecord<?, ?> createStructuredRecord(Message<?> message, String topic, OutgoingKafkaRecordMetadata<?> outgoingMetadata, IncomingKafkaRecordMetadata<?, ?> incomingMetadata, OutgoingCloudEventMetadata<?> ceMetadata, RuntimeKafkaSinkConfiguration configuration) {
    if (ceMetadata == null) {
        ceMetadata = OutgoingCloudEventMetadata.builder().build();
    }
    Integer partition = getPartition(outgoingMetadata, configuration);
    Object key = getKey(message, outgoingMetadata, ceMetadata, configuration);
    Long timestamp = getTimestamp(outgoingMetadata);
    List<Header> headers = getHeaders(outgoingMetadata, incomingMetadata, configuration);
    String source = getSource(ceMetadata, configuration);
    String type = getType(ceMetadata, configuration);
    Optional<String> subject = getSubject(ceMetadata, configuration);
    Optional<String> dataContentType = getDataContentType(ceMetadata, configuration);
    Optional<URI> schema = getDataSchema(ceMetadata, configuration);
    // if headers does not contain a "content-type" header add one
    Optional<Header> contentType = headers.stream().filter(h -> h.key().equalsIgnoreCase(KAFKA_HEADER_CONTENT_TYPE)).findFirst();
    if (!contentType.isPresent()) {
        headers.add(new RecordHeader(KAFKA_HEADER_CONTENT_TYPE, STRUCTURED_CONTENT_TYPE.getBytes()));
    }
    // We need to build the JSON Object representing the Cloud Event
    JsonObject json = new JsonObject();
    json.put(CE_ATTRIBUTE_SPEC_VERSION, ceMetadata.getSpecVersion()).put(CE_ATTRIBUTE_TYPE, type).put(CE_ATTRIBUTE_SOURCE, source).put(CE_ATTRIBUTE_ID, ceMetadata.getId());
    ZonedDateTime time = ceMetadata.getTimeStamp().orElse(null);
    if (time != null) {
        json.put(CE_ATTRIBUTE_TIME, time.toInstant());
    } else if (configuration.getCloudEventsInsertTimestamp()) {
        json.put(CE_ATTRIBUTE_TIME, Instant.now());
    }
    schema.ifPresent(s -> json.put(CE_ATTRIBUTE_DATA_SCHEMA, s));
    dataContentType.ifPresent(s -> json.put(CE_ATTRIBUTE_DATA_CONTENT_TYPE, s));
    subject.ifPresent(s -> json.put(CE_ATTRIBUTE_SUBJECT, s));
    // Extensions
    ceMetadata.getExtensions().forEach(json::put);
    // Encode the payload to json
    Object payload = message.getPayload();
    if (payload instanceof Record) {
        payload = ((Record) payload).value();
    }
    if (payload instanceof String) {
        json.put("data", payload);
    } else {
        json.put("data", JsonObject.mapFrom(payload));
    }
    return new ProducerRecord<>(topic, partition, timestamp, key, json.encode(), headers);
}