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    • no.nav.common.kafka.producer.util.ProducerUtils Maven / Gradle / Ivy

    package no.nav.common.kafka.producer.util;

import no.nav.common.json.JsonUtils;
import no.nav.common.kafka.producer.feilhandtering.StoredProducerRecord;
import no.nav.common.kafka.producer.serializer.JsonSerializer;
import no.nav.common.kafka.util.KafkaUtils;
import org.apache.kafka.clients.producer.ProducerRecord;
import org.apache.kafka.common.header.Headers;
import org.apache.kafka.common.serialization.ByteArraySerializer;
import org.apache.kafka.common.serialization.Serializer;
import org.apache.kafka.common.serialization.StringSerializer;

public class ProducerUtils {

    public final static Serializer BYTE_ARRAY_SERIALIZER = new ByteArraySerializer();

    public final static Serializer STRING_SERIALIZER = new StringSerializer();

    public final static Serializer JSON_SERIALIZER = new JsonSerializer<>();

    private ProducerUtils() {}

    public static ProducerRecord toJsonProducerRecord(String topic, Object value) {
        return new ProducerRecord<>(topic, JsonUtils.toJson(value));
    }

    public static ProducerRecord toJsonProducerRecord(String topic, String key, Object value) {
        return new ProducerRecord<>(topic, key, JsonUtils.toJson(value));
    }

    public static ProducerRecord toProducerRecord(String topic, String key, String value) {
        return new ProducerRecord<>(topic, key, value);
    }

    public static ProducerRecord serializeStringRecord(ProducerRecord record) {
        return serializeRecord(record, STRING_SERIALIZER, STRING_SERIALIZER);
    }

    public static ProducerRecord serializeJsonRecord(ProducerRecord record) {
        return serializeRecord(record, STRING_SERIALIZER, JSON_SERIALIZER);
    }

    public static  ProducerRecord serializeRecord(ProducerRecord record, Serializer keySerializer, Serializer valueSerializer) {
        byte[] key = keySerializer.serialize(record.topic(), record.key());
        byte[] value = valueSerializer.serialize(record.topic(), record.value());

        return new ProducerRecord<>(record.topic(), record.partition(), key, value, record.headers());
    }

    public static StoredProducerRecord mapToStoredRecord(ProducerRecord record) {
        return mapToStoredRecord(record, BYTE_ARRAY_SERIALIZER, BYTE_ARRAY_SERIALIZER);
    }

    public static  StoredProducerRecord mapToStoredRecord(ProducerRecord record, Serializer keySerializer, Serializer valueSerializer) {
        byte[] key = keySerializer.serialize(record.topic(), record.key());
        byte[] value = valueSerializer.serialize(record.topic(), record.value());
        String headersJson = KafkaUtils.headersToJson(record.headers());

        return new StoredProducerRecord(record.topic(), key, value, headersJson);
    }

    public static ProducerRecord mapFromStoredRecord(StoredProducerRecord record) {
        Headers headers = KafkaUtils.jsonToHeaders(record.getHeadersJson());

        return new ProducerRecord<>(
                record.getTopic(),
                null,
                null,
                record.getKey(),
                record.getValue(),
                headers
        );
    }

}
    
    
    
    

    




    
    
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