How to use getBrokers method of com.example.kafkacluster.KafkaContainerCluster class

Best Testcontainers-java code snippet using com.example.kafkacluster.KafkaContainerCluster.getBrokers

Source:KafkaContainerCluster.java

...52                    .withStartupTimeout(Duration.ofMinutes(1));53            })54            .collect(Collectors.toList());55    }56    public Collection<KafkaContainer> getBrokers() {57        return this.brokers;58    }59    public String getBootstrapServers() {60        return brokers.stream()61            .map(KafkaContainer::getBootstrapServers)62            .collect(Collectors.joining(","));63    }64    private Stream<GenericContainer<?>> allContainers() {65        return Stream.concat(66            this.brokers.stream(),67            Stream.of(this.zookeeper)68        );69    }70    @Override...

Source:KafkaContainerClusterTest.java

...28            KafkaContainerCluster cluster = new KafkaContainerCluster("6.2.1", 3, 2)29        ) {30            cluster.start();31            String bootstrapServers = cluster.getBootstrapServers();32            assertThat(cluster.getBrokers()).hasSize(3);33            testKafkaFunctionality(bootstrapServers, 3, 2);34        }35    }36    protected void testKafkaFunctionality(String bootstrapServers, int partitions, int rf) throws Exception {37        try (38            AdminClient adminClient = AdminClient.create(ImmutableMap.of(39                AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers40            ));41            KafkaProducer<String, String> producer = new KafkaProducer<>(42                ImmutableMap.of(43                    ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers,44                    ProducerConfig.CLIENT_ID_CONFIG, UUID.randomUUID().toString()45                ),46                new StringSerializer(),...

getBrokers

Using AI Code Generation

1package com.example.kafkacluster;2import java.util.List;3import java.util.Properties;4import java.util.concurrent.ExecutionException;5import org.apache.kafka.clients.admin.AdminClient;6import org.apache.kafka.clients.admin.AdminClientConfig;7import org.apache.kafka.clients.admin.CreateTopicsResult;8import org.apache.kafka.clients.admin.NewTopic;9import org.apache.kafka.clients.admin.TopicListing;10import org.slf4j.Logger;11import org.slf4j.LoggerFactory;12public class KafkaContainerCluster {13	private static final Logger log = LoggerFactory.getLogger(KafkaContainerCluster.class);14	private List<KafkaContainer> kafkaContainers;15	private int numberOfBrokers;16	private int kafkaPort;17	private int zkPort;18	private String networkAlias;19	private String zookeeperImage;20	private String kafkaImage;21	private String networkName;22	private String zookeeperNetworkAlias;23	private String networkAliasPrefix;24	private String zookeeperNetworkAliasPrefix;25	private String zookeeperConnect;26	private String kafkaConnect;27	private String kafkaClusterName;28	private String zookeeperClusterName;29	private String zookeeperImageVersion;30	private String kafkaImageVersion;31	private String zookeeperImageName;32	private String kafkaImageName;33	private String zookeeperImageTag;34	private String kafkaImageTag;35	public KafkaContainerCluster(int numberOfBrokers, int kafkaPort, int zkPort, String networkName,36			String kafkaImageVersion, String zookeeperImageVersion) {37		this.numberOfBrokers = numberOfBrokers;38		this.kafkaPort = kafkaPort;39		this.zkPort = zkPort;40		this.networkName = networkName;41		this.networkAliasPrefix = networkAliasPrefix;42		this.zookeeperNetworkAliasPrefix = zookeeperNetworkAliasPrefix;43		this.kafkaImage = kafkaImage;44		this.zookeeperImage = zookeeperImage;45		this.kafkaImageVersion = kafkaImageVersion;46		this.zookeeperImageVersion = zookeeperImageVersion;47		this.kafkaImageName = kafkaImage.split(":")[0];48		this.kafkaImageTag = kafkaImage.split(":")[1];49		this.zookeeperImageName = zookeeperImage.split(":")[0];50		this.zookeeperImageTag = zookeeperImage.split(":")[1];51	}52	public void start() {53		log.info("Starting kafka cluster");54		kafkaContainers = new ArrayList<>();55		for (int i = 0; i < numberOfBrokers; i++) {56			networkAlias = networkAliasPrefix + i;

getBrokers

Using AI Code Generation

1import com.example.kafkacluster.KafkaContainerCluster;2import org.apache.kafka.clients.admin.AdminClient;3import org.apache.kafka.clients.admin.AdminClientConfig;4import org.apache.kafka.clients.admin.ListTopicsResult;5import org.apache.kafka.clients.admin.TopicListing;6import org.apache.kafka.clients.consumer.KafkaConsumer;7import org.apache.kafka.clients.producer.KafkaProducer;8import org.apache.kafka.clients.producer.ProducerRecord;9import org.apache.kafka.common.Node;10import org.apache.kafka.common.TopicPartitionInfo;11import org.apache.kafka.common.serialization.StringDeserializer;12import org.apache.kafka.common.serialization.StringSerializer;13import org.junit.jupiter.api.Test;14import java.util.*;15import java.util.concurrent.ExecutionException;16public class TestKafkaContainerCluster {17    public void testGetBrokers() throws ExecutionException, InterruptedException {18        KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster(3, 1);19        kafkaContainerCluster.start();20        AdminClient adminClient = AdminClient.create(Map.of(21                AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG, kafkaContainerCluster.getBrokers()));22        ListTopicsResult listTopicsResult = adminClient.listTopics();23        Collection<TopicListing> topicListings = listTopicsResult.listings().get();24        System.out.println("TopicListings: " + topicListings);25        kafkaContainerCluster.stop();26    }27}28import com.example.kafkacluster.KafkaContainerCluster;29import org.apache.kafka.clients.admin.AdminClient;30import org.apache.kafka.clients.admin.AdminClientConfig;31import org.apache.kafka.clients.admin.ListTopicsResult;32import org.apache.kafka.clients.admin.TopicListing;33import org.apache.kafka.clients.consumer.KafkaConsumer;34import org.apache.kafka.clients.producer.KafkaProducer;35import org.apache.kafka.clients.producer.ProducerRecord;36import org.apache.kafka.common.Node;37import org.apache.kafka.common.TopicPartitionInfo;38import org.apache.kafka.common.serialization.StringDeserializer;39import org.apache.kafka.common.serialization.StringSerializer;40import org.junit.jupiter.api.Test;41import java.util.*;42import java.util.concurrent.ExecutionException;43public class TestKafkaContainerCluster {44    public void testGetBrokers() throws ExecutionException, InterruptedException {45        KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster(3, 1);46        kafkaContainerCluster.start();47        AdminClient adminClient = AdminClient.create(Map.of(

getBrokers

Using AI Code Generation

1package com.example.kafkacluster;2import java.util.List;3import org.apache.kafka.clients.admin.AdminClient;4import org.apache.kafka.clients.admin.AdminClientConfig;5import org.apache.kafka.clients.admin.KafkaAdminClient;6import org.apache.kafka.clients.admin.ListTopicsOptions;7import org.apache.kafka.clients.admin.ListTopicsResult;8import org.apache.kafka.common.Node;9import org.junit.jupiter.api.Test;10public class KafkaContainerClusterTest {11	public void test() throws InterruptedException {12		KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster();13		kafkaContainerCluster.start();14		List<Node> brokers = kafkaContainerCluster.getBrokers();15		AdminClient adminClient = KafkaAdminClient.create(16				KafkaContainerCluster.getAdminClientConfig(brokers.get(0).host(), brokers.get(0).port()));17		ListTopicsResult topics = adminClient.listTopics(new ListTopicsOptions().listInternal(true));18		System.out.println(topics.namesToListings().get());19		kafkaContainerCluster.stop();20	}21}22package com.example.kafkacluster;23import java.util.List;24import org.apache.kafka.clients.admin.AdminClient;25import org.apache.kafka.clients.admin.AdminClientConfig;26import org.apache.kafka.clients.admin.KafkaAdminClient;27import org.apache.kafka.clients.admin.ListTopicsOptions;28import org.apache.kafka.clients.admin.ListTopicsResult;29import org.apache.kafka.common.Node;30import org.junit.jupiter.api.Test;31public class KafkaContainerClusterTest {32	public void test() throws InterruptedException {33		KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster();34		kafkaContainerCluster.start();35		List<Node> brokers = kafkaContainerCluster.getBrokers();36		AdminClient adminClient = KafkaAdminClient.create(37				KafkaContainerCluster.getAdminClientConfig(brokers.get(0).host(), brokers.get(0).port()));38		ListTopicsResult topics = adminClient.listTopics(new ListTopicsOptions().listInternal(true));39		System.out.println(topics.namesToListings().get());40		kafkaContainerCluster.stop();41	}42}43package com.example.kafkacluster;44import java.util.ArrayList;45import java.util.List;46import java.util.Properties;47import java.util.concurrent.ExecutionException;48import org.apache.kafka.clients.admin.AdminClient;49import org.apache.kafka.clients.admin.AdminClientConfig;50import org.apache.kafka.clients.admin.CreateTopicsResult;

getBrokers

Using AI Code Generation

1package com.example.kafkacluster;2import java.util.List;3import org.apache.kafka.clients.admin.AdminClient;4public class KafkaContainerClusterTest {5public static void main(String[] args) throws Exception {6KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster();7kafkaContainerCluster.startCluster();8AdminClient adminClient = AdminClient.create(kafkaContainerCluster.getAdminClientConfig());9List<String> brokers = kafkaContainerCluster.getBrokers(adminClient);10System.out.println("Brokers: " + brokers);11kafkaContainerCluster.stopCluster();12}13}

getBrokers

Using AI Code Generation

1package com.example.kafkacluster;2import java.util.List;3import org.apache.kafka.clients.admin.NewTopic;4public class KafkaContainerClusterDemo {5public static void main(String[] args) throws Exception {6KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster(3, 3);7kafkaContainerCluster.start();8List<String> brokers = kafkaContainerCluster.getBrokers();9System.out.println("Brokers: " + brokers);10NewTopic topic = new NewTopic("test-topic", 3, (short) 3);11kafkaContainerCluster.createTopic(topic);12kafkaContainerCluster.stop();13}14}15package com.example.kafkacluster;16import java.util.List;17import org.apache.kafka.clients.admin.NewTopic;18public class KafkaContainerClusterDemo {19public static void main(String[] args) throws Exception {20KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster(3, 3);21kafkaContainerCluster.start();22List<String> brokers = kafkaContainerCluster.getBrokers();23System.out.println("Brokers: " + brokers);24NewTopic topic = new NewTopic("test-topic", 3, (short) 3);25kafkaContainerCluster.createTopic(topic);26kafkaContainerCluster.stop();27}28}29package com.example.kafkacluster;30import java.util.List;31import org.apache.kafka.clients.admin.NewTopic;32public class KafkaContainerClusterDemo {33public static void main(String[] args) throws Exception {34KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster(3, 3);35kafkaContainerCluster.start();36List<String> brokers = kafkaContainerCluster.getBrokers();37System.out.println("Brokers: " + brokers);38NewTopic topic = new NewTopic("test-topic", 3, (short) 3);39kafkaContainerCluster.createTopic(topic);40kafkaContainerCluster.stop();41}42}43package com.example.kafkacluster;44import java.util.List;45import org.apache.kafka.clients.admin.NewTopic;46public class KafkaContainerClusterDemo {47public static void main(String[] args) throws Exception {48KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster(3, 3);

getBrokers

Using AI Code Generation

1public class KafkaContainerClusterTest {2    public static void main(String[] args) {3        try (KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster()) {4            kafkaContainerCluster.start();5            List<Broker> brokers = kafkaContainerCluster.getBrokers();6            brokers.forEach(broker -> System.out.println(broker.toString()));7        }8    }9}10public class KafkaContainerClusterTest {11    public static void main(String[] args) {12        try (KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster()) {13            kafkaContainerCluster.start();14            List<Broker> brokers = kafkaContainerCluster.getBrokers();15            brokers.forEach(broker -> System.out.println(broker.toString()));16        }17    }18}19public class KafkaContainerClusterTest {20    public static void main(String[] args) {21        try (KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster()) {22            kafkaContainerCluster.start();23            List<Broker> brokers = kafkaContainerCluster.getBrokers();24            brokers.forEach(broker -> System.out.println(broker.toString()));25        }26    }27}28public class KafkaContainerClusterTest {29    public static void main(String[] args) {30        try (KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster()) {31            kafkaContainerCluster.start();32            List<Broker> brokers = kafkaContainerCluster.getBrokers();33            brokers.forEach(broker -> System.out.println(broker.toString()));34        }35    }36}37public class KafkaContainerClusterTest {38    public static void main(String[] args) {39        try (KafkaContainerCluster kafkaContainerCluster = new KafkaContainerCluster()) {40            kafkaContainerCluster.start();41            List<Broker> brokers = kafkaContainerCluster.getBrokers();42            brokers.forEach(broker -> System.out.println(broker.toString()));43        }44    }45}46public class KafkaContainerClusterTest {

getBrokers

Using AI Code Generation

1package com.example.kafkacluster;2import java.util.Properties;3import org.apache.kafka.clients.consumer.KafkaConsumer;4public class KafkaConsumerCluster {5public static void main(String[] args) {6KafkaConsumerCluster consumer = new KafkaConsumerCluster();7consumer.consumeMessage();8}9public void consumeMessage() {10Properties props = new Properties();11props.put("bootstrap.servers", KafkaContainerCluster.getBrokers());12props.put("group.id", "test");13props.put("enable.auto.commit", "true");14props.put("auto.commit.interval.ms", "1000");15props.put("session.timeout.ms", "30000");16props.put("key.deserializer", "org.apache.kafka.common.serialization.StringDeserializer");17props.put("value.deserializer", "org.apache.kafka.common.serialization.StringDeserializer");18KafkaConsumer<String, String> consumer = new KafkaConsumer<>(props);19consumer.subscribe(KafkaContainerCluster.getTopics());20while (true) {21consumer.poll(100);22}23}24}25package com.example.kafkacluster;26import java.util.ArrayList;27import java.util.List;28import org.testcontainers.containers.KafkaContainer;29public class KafkaContainerCluster {30private static List<KafkaContainer> containers = new ArrayList<>();31public static void startContainers(int noOfContainers) {32for (int i = 0; i < noOfContainers; i++) {33KafkaContainer container = new KafkaContainer();34container.start();35containers.add(container);36}37}38public static void stopContainers() {39containers.forEach(KafkaContainer::stop);40}41public static String getBrokers() {42StringBuilder sb = new StringBuilder();43for (KafkaContainer container : containers) {44sb.append(container.getBootstrapServers());45sb.append(",");46}47return sb.toString().substring(0, sb.toString().length() - 1);48}49public static List<String> getTopics() {50List<String> topics = new ArrayList<>();51containers.forEach(c -> topics.add(c.getNetworkAliases().get(0)));52return topics;53}54}55package com.example.kafkacluster;56import org.testcontainers.containers.KafkaContainer;57public class KafkaContainerCluster {58public static void main(String[] args) {59KafkaContainerCluster.startContainers(3);60KafkaContainerCluster.stopContainers();61}62}

getBrokers

Using AI Code Generation

1import com.example.kafkacluster.KafkaContainerCluster;2import java.util.Arrays;3import java.util.List;4import java.util.Properties;5import org.apache.kafka.clients.producer.KafkaProducer;6import org.apache.kafka.clients.producer.ProducerRecord;7import org.apache.kafka.common.serialization.StringSerializer;8import org.slf4j.Logger;9import org.slf4j.LoggerFactory;10public class KafkaProducerDemo {11    public static void main(String[] args) {12        Logger logger = LoggerFactory.getLogger(KafkaProducerDemo.class.getName());13        Properties properties = new Properties();

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