从未如此简单：10分钟带你逆袭Kafka！(15)

        properties.put("bootstrap.servers", "192.168.51.128:9092,192.168.51.128:9093,192.168.51.128:9094"); 

        properties.put("group.id", "mygroup"); 

        properties.put("enable.auto.commit", "true"); 

        properties.put("auto.commit.interval.ms", "1000"); 

        properties.put("session.timeout.ms", "30000"); 

        properties.put("heartbeat.interval.ms", "10000"); 

        properties.put("auto.offset.reset", "earliest"); 

        properties.put("key.deserializer", "org.apache.kafka.common.serialization.IntegerDeserializer"); 

        properties.put("value.deserializer", "org.apache.kafka.common.serialization.StringDeserializer"); 

        this.consumer = new KafkaConsumer<Integer, String>(properties); 

    } 

    @Override 

    public void doWork() { 

        consumer.subscribe(Arrays.asList("test2")); 

        ConsumerRecords<Integer, String>records = consumer.poll(1000); 

        for (ConsumerRecord record : records) { 

            System.out.println("topic = " + record.topic()); 

            System.out.println("partition = " + record.partition()); 

            System.out.println("key = " + record.key()); 

            System.out.println("value = " + record.value()); 

        } 

    } 

} 

消费者的测试类：

/** 

 * @ClassName MyConsumerTest 

 * @Description TODO 

 * @Author lingxiangxiang 

 * @Date 4:23 PM 

 * @Version 1.0 

 **/ 

public class MyConsumerTest { 

    public static void main(String[] args) { 

        MyKafkaConsumer consumer = new MyKafkaConsumer(); 

        consumer.start(); 

        System.out.println("=================="); 

    } 

} 

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