我正在編寫 java api 來創建 kafka 消費者我有一個錯誤:Exception in thread "main" java.lang.NoSuchMethodError: org.apache.kafka.clients.consumer.Consumer.subscribe(Ljava/util/Collection;)Vat in.co.hadooptutorials.data.generator.cdr.kafkaconsumer.main(kafkaconsumer.java:38)下面是我的代碼:public class kafkaconsumer { public static void main(String[] args) throws IOException { String TOPIC_NAME = "test"; Properties props = new Properties(); props.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG,"localhost:9092"); props.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.IntegerDeserializer"); props.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringDeserializer"); props.put(ConsumerConfig.GROUP_ID_CONFIG, "test" ); props.put("enable.auto.commit", "false"); props.put("auto.commit.interval.ms", "1000"); props.put("session.timeout.ms", "30000"); props.put("partition.assignment.strategy", "range"); Consumer<String, String> consumer = new KafkaConsumer<>.(props); consumer.subscribe(Collections.singletonList("test")); ConsumerRecords<String, String> records = consumer.poll(100); System.out.println(consumer); System.out.println(records); consumer.close(); } }pem file:<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>in.co.hadooptutorials</groupId> <artifactId>cdr-data-generator</artifactId> <version>0.0.1-SNAPSHOT</version> <packaging>jar</packaging> <name>cdr-data-generator</name> <url>http://maven.apache.org</url>我正在添加我的 pem 文件的代碼 pem 文件的完整代碼還添加了 kafka clients-2.2.0 的 jar 它是一個 cdr 數據項目,使用 kafka 將數據存儲到 cassandra 如何解決這個問題?我正在嘗試仍然收到錯誤。
1 回答

幕布斯6054654
TA貢獻1876條經驗 獲得超7個贊
確保在您的 POM 文件中具有以下依賴項:
<!-- https://mvnrepository.com/artifact/org.apache.kafka/kafka -->
<dependency>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka_2.12</artifactId>
<version>2.2.0</version>
</dependency>
<!-- https://mvnrepository.com/artifact/org.apache.kafka/kafka-clients -->
<dependency>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka-clients</artifactId>
<version>2.2.0</version>
</dependency>
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