Springboot配置多Kafka

#kafka 配置 1
spring.kafka.one.bootstrap-servers=%%%%
spring.kafka.one.consumer.auto-offset-reset=latest
spring.kafka.one.consumer.group-id=prod_maxwell
spring.kafka.one.consumer.enable-auto-commit=true
spring.kafka.one.listener.concurrency=10
spring.kafka.one.consumer.auto-commit-interval=1000



#kafka 配置2
spring.kafka.two.bootstrap-servers=%%%%
spring.kafka.two.consumer.auto-offset-reset=latest
spring.kafka.two.consumer.group-id=prod_ib
spring.kafka.two.consumer.enable-auto-commit=true
spring.kafka.two.consumer.auto-commit-interval=1000
spring.kafka.two.listener.concurrency=12

 

#Kafka config 1

package com.shandiangou.es.data.kafka.config;

import org.apache.kafka.clients.consumer.ConsumerConfig;
import org.apache.kafka.clients.producer.ProducerConfig;
import org.apache.kafka.common.serialization.StringDeserializer;
import org.apache.kafka.common.serialization.StringSerializer;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.kafka.annotation.EnableKafka;
import org.springframework.kafka.config.ConcurrentKafkaListenerContainerFactory;
import org.springframework.kafka.config.KafkaListenerContainerFactory;
import org.springframework.kafka.core.*;
import org.springframework.kafka.listener.ConcurrentMessageListenerContainer;

import java.util.HashMap;
import java.util.Map;

@EnableKafka
@Configuration
public class KafkaOneConfig {

    @Value("${spring.kafka.one.bootstrap-servers}")
    private String bootstrapServers;
    @Value("${spring.kafka.one.consumer.group-id}")
    private String groupId;
    @Value("${spring.kafka.one.consumer.enable-auto-commit}")
    private boolean enableAutoCommit;
    @Value("${spring.kafka.one.consumer.auto-offset-reset}")
    private String autoOffsetReset;
    @Value("${spring.kafka.one.listener.concurrency}")
    private Integer concurrency;
    @Value("${spring.kafka.one.consumer.auto-commit-interval}")
    private Integer autoCommitInterval;

    @Bean
    public KafkaTemplate kafkaOneTemplate() {
        return new KafkaTemplate<>(producerFactory());
    }

    @Bean
    KafkaListenerContainerFactory> kafkaOneContainerFactory() {
        ConcurrentKafkaListenerContainerFactory factory = new ConcurrentKafkaListenerContainerFactory<>();
        factory.setConsumerFactory(consumerFactory());
        factory.setConcurrency(concurrency);
        factory.getContainerProperties().setPollTimeout(3000);
        return factory;
    }

    private ProducerFactory producerFactory() {
        return new DefaultKafkaProducerFactory<>(producerConfigs());
    }

    public ConsumerFactory consumerFactory() {
        return new DefaultKafkaConsumerFactory<>(consumerConfigs());
    }

    private Map producerConfigs() {
        Map props = new HashMap<>();
        props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
        props.put(ProducerConfig.RETRIES_CONFIG, 0);
        props.put(ProducerConfig.ACKS_CONFIG, "1"); // 不能写成 1
        props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
        props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
        return props;
    }

    private Map consumerConfigs() {
        Map props = new HashMap<>();
        props.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
        props.put(ConsumerConfig.GROUP_ID_CONFIG, groupId);
        props.put(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, enableAutoCommit);
        props.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class);
        props.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class);
        props.put(ConsumerConfig.AUTO_COMMIT_INTERVAL_MS_CONFIG, autoCommitInterval);
        props.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG,autoOffsetReset);
        return props;
    }
}

 

#kafka配置2

package com.shandiangou.es.data.kafka.config;

import org.apache.kafka.clients.consumer.ConsumerConfig;
import org.apache.kafka.clients.producer.ProducerConfig;
import org.apache.kafka.common.serialization.StringDeserializer;
import org.apache.kafka.common.serialization.StringSerializer;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.kafka.config.ConcurrentKafkaListenerContainerFactory;
import org.springframework.kafka.config.KafkaListenerContainerFactory;
import org.springframework.kafka.core.*;
import org.springframework.kafka.listener.ConcurrentMessageListenerContainer;

import java.util.HashMap;
import java.util.Map;

@Configuration
public class KafkaTwoConfig {

    @Value("${spring.kafka.two.bootstrap-servers}")
    private String bootstrapServers;
    @Value("${spring.kafka.two.consumer.group-id}")
    private String groupId;
    @Value("${spring.kafka.two.consumer.enable-auto-commit}")
    private boolean enableAutoCommit;
    @Value("${spring.kafka.two.consumer.auto-offset-reset}")
    private String autoOffsetReset;
    @Value("${spring.kafka.two.listener.concurrency}")
    private Integer concurrency;
    @Value("${spring.kafka.two.consumer.auto-commit-interval}")
    private Integer autoCommitInterval;

    @Bean
    public KafkaTemplate kafkaTwoTemplate() {
        return new KafkaTemplate<>(producerFactory());
    }

    @Bean
    KafkaListenerContainerFactory> kafkaTwoContainerFactory() {
        ConcurrentKafkaListenerContainerFactory factory = new ConcurrentKafkaListenerContainerFactory<>();
        factory.setConsumerFactory(consumerFactory());
        factory.setConcurrency(concurrency);
        factory.getContainerProperties().setPollTimeout(3000);
        return factory;
    }

    private ProducerFactory producerFactory() {
        return new DefaultKafkaProducerFactory<>(producerConfigs());
    }

    public ConsumerFactory consumerFactory() {
        return new DefaultKafkaConsumerFactory<>(consumerConfigs());
    }

    private Map producerConfigs() {
        Map props = new HashMap<>();
        props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
        props.put(ProducerConfig.RETRIES_CONFIG, 0);
        props.put(ProducerConfig.ACKS_CONFIG, "1");
        props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
        props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, StringSerializer.class);
        return props;
    }

    private Map consumerConfigs() {
        Map props = new HashMap<>();
        props.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
        props.put(ConsumerConfig.GROUP_ID_CONFIG, groupId);
        props.put(ConsumerConfig.ENABLE_AUTO_COMMIT_CONFIG, enableAutoCommit);
        props.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class);
        props.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class);
        props.put(ConsumerConfig.AUTO_COMMIT_INTERVAL_MS_CONFIG, autoCommitInterval);
        props.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG,autoOffsetReset);
        return props;
    }
}

 

 

 

#消息监听  这里注意 containerFactory = "kafkaOneContainerFactory"  监听哪个数据源 就写哪个kafka配置的方法

@KafkaListener(topics = "${spring.kafka.topic.itemcore.spu}",containerFactory = "kafkaOneContainerFactory")
public void processItemcenterSpuMessage(String spuId) {
    log.warn("process spuId ={}", spuId);
    try {
        long id = Long.valueOf(spuId);
        spuService.createOrUpdateDocuments(id);
    } catch (Exception e) {
        log.error("process spu kafka message fail , message={}", spuId);
    }
}

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