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How to use configure method of org.testcontainers.containers.KafkaContainer class

Best Testcontainers-java code snippet using org.testcontainers.containers.KafkaContainer.configure

Source:TestcontainersConfiguration.java

...46    @Override47    public boolean isAvailable() {48        return true;49    }50    void configureContainerNetworks(Set<GenericContainer<?>> containers, Class<?> clazz) {51        // Put all containers in the same network if no networks are explicitly defined52        boolean networksDefined = false;53        for (GenericContainer<?> c : containers) {54            networksDefined |= c.getNetwork() != null;55        }56        if (!networksDefined) {57            LOG.debug("No networks explicitly defined. Using shared network for all containers in " + clazz);58            containers.forEach(c -> c.setNetwork(Network.SHARED));59        }60    }61    @Override62    public void preConfigure(Class<?> testClass) {63        containers = discoveredContainers.computeIfAbsent(testClass, clazz -> new ContainerGroup(clazz));64        // Put all containers in the same network if no networks are explicitly defined65        if (containers.hasSharedConfig()) {66            configureContainerNetworks(containers.sharedContainers, containers.sharedConfigClass);67        }68        configureContainerNetworks(containers.unsharedContainers, testClass);69        // Give ServerAdapters a chance to do some auto-wiring between containers70        ApplicationContainer app = containers.app;71        if (app != null) {72            app.getServerAdapter().configure(containers.allContainers);73            if (isJwtNeeded() &&74                !app.isRunning() &&75                !app.getEnvMap().containsKey(JwtBuilder.MP_JWT_PUBLIC_KEY) &&76                !app.getEnvMap().containsKey(JwtBuilder.MP_JWT_ISSUER)) {77                app.withEnv(JwtBuilder.MP_JWT_PUBLIC_KEY, JwtBuilder.getPublicKey());78                app.withEnv(JwtBuilder.MP_JWT_ISSUER, JwtConfig.DEFAULT_ISSUER);79                LOG.debug("Using default generated JWT settings for " + app);80            }81        }82    }83    @Override84    public void start() {85        List<GenericContainer<?>> containersToStart = new ArrayList<>();86        long start = System.currentTimeMillis();87        // Start shared containers first88        if (containers.hasSharedConfig()) {89            try {90                SharedContainerConfiguration config = containers.sharedConfigClass.newInstance();91                config.startContainers();92                LOG.debug("Shared contianer config for " + containers.sharedConfigClass + " implemented a manual start procedure.");93            } catch (InstantiationException | IllegalAccessException e) {94                throw new ExtensionConfigurationException("Unable to instantiate " + containers.sharedConfigClass, e);95            } catch (UnsupportedOperationException ignore) {96                // This just means manual container start is not being used97                containersToStart.addAll(containers.sharedContainers);98            }99        }100        containersToStart.addAll(containers.unsharedContainers);101        containersToStart.removeIf(c -> c.isRunning());102        if (containersToStart.size() > 0) {103            LOG.info("Starting " + containersToStart.size() + " container(s) in parallel for " + containers.testClass);104            for (GenericContainer<?> c : containersToStart)105                LOG.info("  " + c.getDockerImageName());106            Startables.deepStart(containersToStart).join();107        }108        LOG.info("All containers started in " + (System.currentTimeMillis() - start) + "ms");109        configureKafka();110    }111    void configureKafka() {112        // If a KafkaContainer is defined, store the bootstrap location113        Class<?> KafkaContainer = tryLoad("org.testcontainers.containers.KafkaContainer");114        if (KafkaContainer == null)115            return;116        Set<GenericContainer<?>> kafkaContainers = containers.allContainers.stream()117                        .filter(c -> KafkaContainer.isAssignableFrom(c.getClass()))118                        .collect(Collectors.toSet());119        if (kafkaContainers.size() == 1) {120            try {121                GenericContainer<?> kafka = kafkaContainers.iterator().next();122                String bootstrapServers = (String) KafkaContainer.getMethod("getBootstrapServers").invoke(kafka);123                System.setProperty("org.microshed.kafka.bootstrap.servers", bootstrapServers);124                LOG.debug("Discovered KafkaContainer with bootstrap.servers=" + bootstrapServers);125            } catch (Exception e) {126                LOG.warn("Unable to set kafka boostrap server", e);127            }128        } else if (kafkaContainers.size() > 1) {129            LOG.info("Located multiple KafkaContainer instances. Unable to auto configure kafka clients");130        } else {131            LOG.debug("No KafkaContainer instances found in configuration");132        }133    }134    @Override135    public String getApplicationURL() {136        ApplicationContainer mpApp = containers.app;137        if (mpApp == null) {138            String sharedConfigMsg = containers.hasSharedConfig() ? " or " + containers.sharedConfigClass : "";139            throw new ExtensionConfigurationException("No public static ApplicationContainer fields annotated with @Container were located " +140                                                      "on " + containers.testClass + sharedConfigMsg + ".");141        }142        return mpApp.getApplicationURL();143    }...

Source:AbstractKsqlDbServerContainer.java

...30                //KafkaContainer "internal" port is hardcoded to 909231                .withEnv("KSQL_BOOTSTRAP_SERVERS", "PLAINTEXT://" + kafkaContainer.getNetworkAliases().get(0) + ":9092");32    }33    /**34     * Use to configure an external kafka35     * @param bootstrapServers36     * @return37     */38    public T withKafka(String bootstrapServers) {39        return withEnv("KSQL_BOOTSTRAP_SERVERS", bootstrapServers);40    }41    /**42     *43     * @param schemaRegistryContainer44     * @return45     */46    public T withSchemaRegistryContainer(SchemaRegistryContainer schemaRegistryContainer) {47        return dependsOn(schemaRegistryContainer)48                .withEnv("KSQL_KSQL_SCHEMA_REGISTRY_URL", schemaRegistryContainer.getSchemaRegistryInternalNetworkUrl());49    }50    /**51     * Use to configure an "external" schemaRegistry52     *53     * @param schemaRegistryUrl54     * @return55     */56    public T withSchemaRegistry(String schemaRegistryUrl) {57        return withEnv("KSQL_KSQL_SCHEMA_REGISTRY_URL", schemaRegistryUrl);58    }59    public String getKsqlDbUrl() {60        return "http://" + getContainerIpAddress() + ":" + getMappedPort(DEFAULT_PORT);61    }62}...

Source:AppContainerConfig.java

...37        if (ApplicationEnvironment.Resolver.isSelected(HollowTestcontainersConfiguration.class)) {38            // Run in dev mode. 39            // The application talks to KafkaContainer from outside of the Docker network,40            // and it can talk to kafka directly on 9093. 41            // The MicroProfile configure should define as following:42            // mp.messaging.connector.liberty-kafka.bootstrap.servers=localhost:909343        } else {44            // Run by maven verify goal.45            // The application talks to KafkaContainer within Docker network, 46            // and it need to talk to the broker on port 909247            kafka.withNetworkAliases("kafka");48            app.withEnv("MP_MESSAGING_CONNECTOR_LIBERTY_KAFKA_BOOTSTRAP_SERVERS", "kafka:9092");49        }50        kafka.start();51        app.start();52    }53    54}...

configure

Using AI Code Generation

1package org.testcontainers.containers;2import java.util.Properties;3import org.apache.kafka.clients.admin.AdminClient;4import org.apache.kafka.clients.admin.AdminClientConfig;5import org.apache.kafka.clients.admin.NewTopic;6import org.junit.Test;7public class KafkaContainerTest {8    public void test() throws Exception {9        try (KafkaContainer kafkaContainer = new KafkaContainer()) {10            kafkaContainer.start();11            Properties properties = new Properties();12            properties.put(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG, kafkaContainer.getBootstrapServers());13            AdminClient adminClient = AdminClient.create(properties);14            NewTopic newTopic = new NewTopic("test", 1, (short) 1);15            adminClient.createTopics(Collections.singletonList(newTopic));16            adminClient.close();17        }18    }19}20package org.testcontainers.containers;21import java.util.Properties;22import org.apache.kafka.clients.admin.AdminClient;23import org.apache.kafka.clients.admin.AdminClientConfig;24import org.apache.kafka.clients.admin.NewTopic;25import org.junit.Test;26public class KafkaContainerTest {27    public void test() throws Exception {28        try (KafkaContainer kafkaContainer = new KafkaContainer()29                .withConfiguration(KafkaContainer.newKafkaConfiguration())) {30            kafkaContainer.start();31            Properties properties = new Properties();32            properties.put(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG, kafkaContainer.getBootstrapServers());33            AdminClient adminClient = AdminClient.create(properties);34            NewTopic newTopic = new NewTopic("test", 1, (short) 1);35            adminClient.createTopics(Collections.singletonList(newTopic));36            adminClient.close();37        }38    }39}40package org.testcontainers.containers;41import java.util.Properties;42import org.apache.kafka.clients.admin.AdminClient;43import org.apache.kafka.clients.admin.AdminClientConfig;44import org.apache.kafka.clients.admin.NewTopic;45import org.junit.Test;46public class KafkaContainerTest {47    public void test() throws Exception {48        try (KafkaContainer kafkaContainer = new KafkaContainer()49                .withConfiguration(KafkaContainer.newKafkaConfiguration()50                        .with("auto.create.topics.enable", "true"))) {51            kafkaContainer.start();

configure

Using AI Code Generation

1import org.testcontainers.containers.KafkaContainer;2public class KafkaContainerTest {3    public static void main(String[] args) {4        KafkaContainer kafka = new KafkaContainer("5.2.1");5        kafka.configure();6        kafka.start();7        System.out.println(kafka.getBootstrapServers());8    }9}

configure

Using AI Code Generation

1package org.testcontainers.containers;2import java.util.HashMap;3import java.util.Map;4import org.junit.Test;5public class KafkaContainerTest {6    public void testKafkaContainer() {7        Map<String, String> envVars = new HashMap<>();8        envVars.put("KAFKA_ZOOKEEPER_CONNECT", "zookeeper:2181");9        envVars.put("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1");10        KafkaContainer kafkaContainer = new KafkaContainer()11            .withEnv(envVars);12        kafkaContainer.start();13    }14}15package org.testcontainers.containers;16import java.util.HashMap;17import java.util.Map;18import org.junit.Test;19public class KafkaContainerTest {20    public void testKafkaContainer() {21        Map<String, String> envVars = new HashMap<>();22        envVars.put("KAFKA_ZOOKEEPER_CONNECT", "zookeeper:2181");23        envVars.put("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1");24        KafkaContainer kafkaContainer = new KafkaContainer()25            .withEnv(envVars);26        kafkaContainer.start();27    }28}29package org.testcontainers.containers;30import java.util.HashMap;31import java.util.Map;32import org.junit.Test;33public class KafkaContainerTest {34    public void testKafkaContainer() {35        Map<String, String> envVars = new HashMap<>();36        envVars.put("KAFKA_ZOOKEEPER_CONNECT", "zookeeper:2181");37        envVars.put("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1");38        KafkaContainer kafkaContainer = new KafkaContainer()39            .withEnv(envVars);40        kafkaContainer.start();41    }42}

configure

Using AI Code Generation

1package org.testcontainers.containers;2import org.junit.Test;3import java.util.Map;4public class KafkaContainerTest {5    public void testConfigure() {6        KafkaContainer kafkaContainer = new KafkaContainer();7        kafkaContainer.configure(Map.of("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1"));8        kafkaContainer.start();9        kafkaContainer.stop();10    }11}12package org.testcontainers.containers;13import org.junit.Test;14import java.util.Map;15public class KafkaContainerTest {16    public void testConfigure() {17        KafkaContainer kafkaContainer = new KafkaContainer();18        kafkaContainer.configure(Map.of("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1"));19        kafkaContainer.start();20        kafkaContainer.stop();21    }22}23package org.testcontainers.containers;24import org.junit.Test;25import java.util.Map;26public class KafkaContainerTest {27    public void testConfigure() {28        KafkaContainer kafkaContainer = new KafkaContainer();29        kafkaContainer.configure(Map.of("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1"));30        kafkaContainer.start();31        kafkaContainer.stop();32    }33}34package org.testcontainers.containers;35import org.junit.Test;36import java.util.Map;37public class KafkaContainerTest {38    public void testConfigure() {39        KafkaContainer kafkaContainer = new KafkaContainer();40        kafkaContainer.configure(Map.of("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1"));41        kafkaContainer.start();42        kafkaContainer.stop();43    }44}45package org.testcontainers.containers;46import org.junit.Test;47import java.util.Map;48public class KafkaContainerTest {49    public void testConfigure() {50        KafkaContainer kafkaContainer = new KafkaContainer();51        kafkaContainer.configure(Map.of("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1"));52        kafkaContainer.start();53        kafkaContainer.stop();54    }55}

configure

Using AI Code Generation

1public class 1 {2  public static void main(String[] args) {3    KafkaContainer kafka = new KafkaContainer();4    kafka.withNetwork(Network.newNetwork());5    kafka.withNetworkAliases("kafka");6    kafka.withExposedPorts(9092);7    kafka.withEnv("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1");8    kafka.withEnv("KAFKA_AUTO_CREATE_TOPICS_ENABLE", "true");9    kafka.withEnv("KAFKA_ZOOKEEPER_CONNECT", "zookeeper:2181");10    kafka.start();11    System.out.println(kafka.getBootstrapServers());12  }13}14public class 2 {15  public static void main(String[] args) {16    KafkaContainer kafka = new KafkaContainer();17    kafka.withNetwork(Network.newNetwork());18    kafka.withNetworkAliases("kafka");19    kafka.withExposedPorts(9092);20    kafka.withEnv("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1");21    kafka.withEnv("KAFKA_AUTO_CREATE_TOPICS_ENABLE", "true");22    kafka.withEnv("KAFKA_ZOOKEEPER_CONNECT", "zookeeper:2181");23    kafka.start();24    System.out.println(kafka.getBootstrapServers());25  }26}27public class 3 {28  public static void main(String[] args) {29    KafkaContainer kafka = new KafkaContainer();30    kafka.withNetwork(Network.newNetwork());31    kafka.withNetworkAliases("kafka");32    kafka.withExposedPorts(9092);33    kafka.withEnv("KAFKA_OFFSETS_TOPIC_REPLICATION_FACTOR", "1");34    kafka.withEnv("KAFKA_AUTO_CREATE_TOPICS_ENABLE", "true");35    kafka.withEnv("KAFKA_ZOOKEEPER_CONNECT", "zookeeper:2181");36    kafka.start();37    System.out.println(kafka.getBootstrapServers());38  }39}

configure

Using AI Code Generation

1import org.testcontainers.containers.KafkaContainer;2public class KafkaContainerEx {3    public static void main(String[] args) {4        KafkaContainer kafka = new KafkaContainer();5        kafka.withEmbeddedZookeeper();6        kafka.withNetwork(null);7        kafka.withNetworkAliases(null);8        kafka.withCreateContainerCmdModifier(null);9        kafka.withExposedPorts(9092, 29092);10        kafka.withEnv(null);11        kafka.withEnv(null, null);12        kafka.withEnv(null, null, null);13        kafka.withEnv(null, null, null, null);14        kafka.withEnv(null, null, null, null, null);15        kafka.withEnv(null, null, null, null, null, null);16        kafka.withEnv(null, null, null, null, null, null, null);17        kafka.withEnv(null, null, null, null, null, null, null, null);18        kafka.withEnv(null, null, null, null, null, null, null, null, null);19        kafka.withEnv(null, null, null, null, null, null, null, null, null, null);20        kafka.withEnv(null, null, null, null, null, null, null, null, null, null, null);21        kafka.withEnv(null, null, null, null, null, null, null, null, null, null, null, null);22        kafka.withEnv(null, null, null, null, null, null, null, null, null, null, null, null, null);23        kafka.withEnv(null, null, null, null, null, null, null, null, null, null, null, null, null, null);24        kafka.withEnv(null, null, null, null, null, null, null, null, null, null, null, null, null, null, null);25        kafka.withEnv(null, null, null, null, null, null, nul

configure

Using AI Code Generation

1package org.testcontainers.containers;2import org.junit.Test;3import org.testcontainers.containers.KafkaContainer;4import org.testcontainers.utility.DockerImageName;5public class KafkaContainerTest {6    public void testKafka() {7        KafkaContainer kafka = new KafkaContainer(DockerImageName.parse("confluentinc/cp-kafka:5.5.0"));8        kafka.withNetworkAliases("kafka");9        kafka.configure("2.3.1");10        kafka.start();11    }12}13package org.testcontainers.containers;14import org.junit.Test;15import org.testcontainers.containers.KafkaContainer;16import org.testcontainers.utility.DockerImageName;17public class KafkaContainerTest {18    public void testKafka() {19        KafkaContainer kafka = new KafkaContainer(DockerImageName.parse("confluentinc/cp-kafka:5.5.0"));20        kafka.withNetworkAliases("kafka");21        kafka.configure("2.3.1");22        kafka.start();23    }24}25package org.testcontainers.containers;26import org.junit.Test;27import org.testcontainers.containers.KafkaContainer;28import org.testcontainers.utility.DockerImageName;29public class KafkaContainerTest {30    public void testKafka() {31        KafkaContainer kafka = new KafkaContainer(DockerImageName.parse("confluentinc/cp-kafka:5.5.0"));32        kafka.withNetworkAliases("kafka");33        kafka.configure("2.3.1");34        kafka.start();35    }36}37package org.testcontainers.containers;38import org.junit.Test;39import org.testcontainers.containers.KafkaContainer;40import org.testcontainers.utility.DockerImageName;

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