Improve container test code

Replace `DockerImageNames` with a enum and relocate it from the
`testcontainers` to `container` package. The enum now also
becomes a common location that we can use to apply container
configuration such as timeouts.

Closes gh-41164

Co-authored-by: Phillip Webb <phil.webb@broadcom.com>

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/ActiveMQContainer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,30 +14,23 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.testsupport.testcontainers;
+package org.springframework.boot.testsupport.container;
 
 import org.testcontainers.containers.GenericContainer;
+import org.testcontainers.utility.DockerImageName;
 
 /**
  * A {@link GenericContainer} for ActiveMQ.
  *
  * @author Stephane Nicoll
  */
-public class ActiveMQContainer extends GenericContainer<ActiveMQContainer> {
+public final class ActiveMQContainer extends GenericContainer<ActiveMQContainer> {
 
 	private static final int DEFAULT_PORT = 61616;
 
-	public ActiveMQContainer() {
-		super(DockerImageNames.activeMq());
+	public ActiveMQContainer(DockerImageName dockerImageName) {
+		super(dockerImageName);
 		addExposedPorts(DEFAULT_PORT);
 	}
 
-	/**
-	 * Return the broker URL to use.
-	 * @return the broker url of the ActiveMQ instance
-	 */
-	public String getBrokerUrl() {
-		return String.format("tcp://" + getHost() + ":" + getMappedPort(DEFAULT_PORT));
-	}
-
 }

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/DisabledIfDockerUnavailable.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.testsupport.testcontainers;
+package org.springframework.boot.testsupport.container;
 
 import java.lang.annotation.Documented;
 import java.lang.annotation.ElementType;

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/DisabledIfDockerUnavailableCondition.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.testsupport.testcontainers;
+package org.springframework.boot.testsupport.container;
 
 import org.junit.jupiter.api.extension.ConditionEvaluationResult;
 import org.junit.jupiter.api.extension.ExecutionCondition;

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/RedisContainer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,9 +14,10 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.testsupport.testcontainers;
+package org.springframework.boot.testsupport.container;
 
 import org.testcontainers.containers.GenericContainer;
+import org.testcontainers.utility.DockerImageName;
 
 /**
  * A {@link GenericContainer} for Redis.
@@ -26,8 +27,8 @@ import org.testcontainers.containers.GenericContainer;
  */
 public class RedisContainer extends GenericContainer<RedisContainer> {
 
-	public RedisContainer() {
-		super(DockerImageNames.redis());
+	public RedisContainer(DockerImageName dockerImageName) {
+		super(dockerImageName);
 		addExposedPorts(6379);
 	}
 

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/RegistryContainer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2023 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,21 +14,22 @@
  * limitations under the License.
  */
 
-package org.springframework.boot.testsupport.testcontainers;
+package org.springframework.boot.testsupport.container;
 
-import java.time.Duration;
+import org.testcontainers.containers.GenericContainer;
+import org.testcontainers.utility.DockerImageName;
 
 /**
- * Custom {@link org.testcontainers.containers.CassandraContainer} tuned for stability in
- * heavily contended environments such as CI.
+ * A {@link GenericContainer} for Docker Registry.
  *
- * @author Andy Wilkinson
+ * @author Phillip Webb
  */
-public class CassandraContainer extends org.testcontainers.containers.CassandraContainer<CassandraContainer> {
+public class RegistryContainer extends GenericContainer<RegistryContainer> {
 
-	public CassandraContainer() {
-		super(DockerImageNames.cassandra());
-		withStartupTimeout(Duration.ofMinutes(10));
+	public RegistryContainer(DockerImageName dockerImageName) {
+		super(dockerImageName);
+		addExposedPorts(5000);
+		addEnv("SERVER_NAME", "localhost");
 	}
 
 }

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/TestImage.java

@@ -0,0 +1,272 @@
+/*
+ * Copyright 2012-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.testsupport.container;
+
+import java.lang.reflect.Constructor;
+import java.time.Duration;
+import java.util.Arrays;
+import java.util.List;
+import java.util.function.Consumer;
+import java.util.function.Supplier;
+
+import org.testcontainers.containers.CassandraContainer;
+import org.testcontainers.containers.Container;
+import org.testcontainers.containers.GenericContainer;
+import org.testcontainers.containers.KafkaContainer;
+import org.testcontainers.containers.MongoDBContainer;
+import org.testcontainers.containers.Neo4jContainer;
+import org.testcontainers.containers.PostgreSQLContainer;
+import org.testcontainers.containers.PulsarContainer;
+import org.testcontainers.containers.RabbitMQContainer;
+import org.testcontainers.couchbase.CouchbaseContainer;
+import org.testcontainers.elasticsearch.ElasticsearchContainer;
+import org.testcontainers.redpanda.RedpandaContainer;
+import org.testcontainers.utility.DockerImageName;
+
+import org.springframework.util.Assert;
+
+/**
+ * References to container images used for integration tests. This class also acts a a
+ * central location for tests to {@link #container(Class) create} a correctly configured
+ * {@link Container testcontainer}.
+ *
+ * @author Stephane Nicoll
+ * @author Eddú Meléndez
+ * @author Moritz Halbritter
+ * @author Chris Bono
+ * @author Phillip Webb
+ */
+public enum TestImage {
+
+	/**
+	 * A container image suitable for testing ActiveMQ.
+	 */
+	ACTIVE_MQ("symptoma/activemq", "5.18.0", () -> ActiveMQContainer.class),
+
+	/**
+	 * A container image suitable for testing Cassandra.
+	 */
+	CASSANDRA("cassandra", "3.11.10", () -> CassandraContainer.class,
+			(container) -> ((CassandraContainer<?>) container).withStartupTimeout(Duration.ofMinutes(10))),
+
+	/**
+	 * A Docker image suitable for running.
+	 */
+	COUCHBASE("couchbase/server", "7.1.4", () -> CouchbaseContainer.class,
+			(container) -> ((CouchbaseContainer) container).withStartupAttempts(5)
+				.withStartupTimeout(Duration.ofMinutes(10))),
+
+	/**
+	 * A Docker image suitable for Elasticsearch 7.
+	 */
+	ELASTICSEARCH("docker.elastic.co/elasticsearch/elasticsearch", "7.17.5", () -> ElasticsearchContainer.class,
+			(container) -> ((ElasticsearchContainer) container).withEnv("ES_JAVA_OPTS", "-Xms32m -Xmx512m")
+				.withStartupAttempts(5)
+				.withStartupTimeout(Duration.ofMinutes(10))),
+
+	/**
+	 * A container image suitable for testing Elasticsearch 8.
+	 */
+	ELASTICSEARCH_8("elasticsearch", "8.6.1"),
+
+	/**
+	 * A container image suitable for testing Kafka.
+	 */
+	KAFKA("confluentinc/cp-kafka", "7.4.0", () -> KafkaContainer.class),
+
+	/**
+	 * A container image suitable for testing MariaDB.
+	 */
+	MARIADB("mariadb", "10.10"),
+
+	/**
+	 * A Docker image suitable for MongoDB.
+	 */
+	MONGODB("mongo", "5.0.17", () -> MongoDBContainer.class,
+			(container) -> ((MongoDBContainer) container).withStartupAttempts(5)
+				.withStartupTimeout(Duration.ofMinutes(5))),
+
+	/**
+	 * A container image suitable for testing MySQL.
+	 */
+	MYSQL("mysql", "8.0"),
+
+	/**
+	 * A container image suitable for testing Neo4j.
+	 */
+	NEO4J("neo4j", "4.4.11", () -> Neo4jContainer.class,
+			(container) -> ((Neo4jContainer<?>) container).withStartupAttempts(5)
+				.withStartupTimeout(Duration.ofMinutes(10))),
+
+	/**
+	 * A container image suitable for testing Oracle Free.
+	 */
+	ORACLE_FREE("gvenzl/oracle-free", "23.3-slim", () -> org.testcontainers.oracle.OracleContainer.class,
+			(container) -> ((org.testcontainers.oracle.OracleContainer) container)
+				.withStartupTimeout(Duration.ofMinutes(2))),
+
+	/**
+	 * A container image suitable for testing Oracle XA.
+	 */
+	ORACLE_XE("gvenzl/oracle-xe", "18.4.0-slim", () -> org.testcontainers.containers.OracleContainer.class,
+			(container) -> ((org.testcontainers.containers.OracleContainer) container)
+				.withStartupTimeout(Duration.ofMinutes(2))),
+
+	/**
+	 * A container image suitable for testing Opentelemetry.
+	 */
+	OPENTELEMETRY("otel/opentelemetry-collector-contrib", "0.75.0"),
+
+	/**
+	 * A container image suitable for testing Postgres.
+	 */
+	POSTGRESQL("postgres", "14.0", () -> PostgreSQLContainer.class),
+
+	/**
+	 * A container image suitable for testing Pulsar.
+	 */
+	PULSAR("apachepulsar/pulsar", "3.1.0", () -> PulsarContainer.class,
+			(container) -> ((PulsarContainer) container).withStartupAttempts(2)
+				.withStartupTimeout(Duration.ofMinutes(3))),
+
+	/**
+	 * A container image suitable for testing RabbitMQ.
+	 */
+	RABBITMQ("rabbitmq", "3.11-alpine", () -> RabbitMQContainer.class,
+			(container) -> ((RabbitMQContainer) container).withStartupTimeout(Duration.ofMinutes(4))),
+
+	/**
+	 * A container image suitable for testing Redis.
+	 */
+	REDIS("redis", "7.0.11", () -> RedisContainer.class,
+			(container) -> ((RedisContainer) container).withStartupAttempts(5)
+				.withStartupTimeout(Duration.ofMinutes(10))),
+
+	/**
+	 * A container image suitable for testing Redpanda.
+	 */
+	REDPANDA("redpandadata/redpanda", "v23.1.2", () -> RedpandaContainer.class,
+			(container) -> ((RedpandaContainer) container).withStartupTimeout(Duration.ofMinutes(5))),
+
+	/**
+	 * A container image suitable for testing a Docker registry.
+	 */
+	REGISTRY("registry", "2.7.1", () -> RegistryContainer.class,
+			(container) -> ((RegistryContainer) container).withStartupAttempts(5)
+				.withStartupTimeout(Duration.ofMinutes(3))),
+
+	/**
+	 * A container image suitable for testing MS SQL Server.
+	 */
+	SQL_SERVER("mcr.microsoft.com/mssql/server"),
+
+	/**
+	 * A container image suitable for testing Zipkin.
+	 */
+	ZIPKIN("openzipkin/zipkin", "2.24.1", () -> ZipkinContainer.class);
+
+	private final String name;
+
+	private final String tag;
+
+	private final Class<?> containerClass;
+
+	private final Consumer<?> containerSetup;
+
+	TestImage(String name) {
+		this(name, null);
+	}
+
+	TestImage(String name, String tag) {
+		this(name, tag, null, null);
+	}
+
+	TestImage(String name, String tag, Supplier<Class<?>> containerClass) {
+		this(name, tag, containerClass, null);
+	}
+
+	TestImage(String name, String tag, Supplier<Class<?>> containerClass, Consumer<?> containerSetup) {
+		this.name = name;
+		this.tag = tag;
+		this.containerClass = getIfPossible(containerClass);
+		this.containerSetup = containerSetup;
+	}
+
+	static Class<?> getIfPossible(Supplier<Class<?>> supplier) {
+		try {
+			return (supplier != null) ? supplier.get() : null;
+		}
+		catch (NoClassDefFoundError ex) {
+			return null;
+		}
+	}
+
+	private boolean matchesContainerClass(Class<?> containerClass) {
+		return this.containerClass != null && this.containerClass.isAssignableFrom(containerClass);
+	}
+
+	/**
+	 * Create a {@link GenericContainer} for the given {@link TestImage}.
+	 * @return a generic container for the test image
+	 */
+	public GenericContainer<?> genericContainer() {
+		return createContainer(GenericContainer.class);
+	}
+
+	@SuppressWarnings({ "rawtypes", "unchecked" })
+	private <C extends Container<?>> C createContainer(Class<C> containerClass) {
+		DockerImageName dockerImageName = DockerImageName.parse(toString());
+		try {
+			Constructor<C> constructor = containerClass.getDeclaredConstructor(DockerImageName.class);
+			constructor.setAccessible(true);
+			C container = constructor.newInstance(dockerImageName);
+			if (this.containerSetup != null) {
+				((Consumer) this.containerSetup).accept(container);
+			}
+			return container;
+		}
+		catch (Exception ex) {
+			throw new IllegalStateException("Unable to create container " + containerClass, ex);
+		}
+	}
+
+	@Override
+	public String toString() {
+		return (this.tag != null) ? this.name + ":" + this.tag : this.name;
+	}
+
+	/**
+	 * Factory method to create and configure a {@link Container} using a deduced
+	 * {@link TestImage}.
+	 * @param <C> the container type
+	 * @param containerClass the container type
+	 * @return a container instance
+	 */
+	public static <C extends Container<?>> C container(Class<C> containerClass) {
+		return forContainerClass(containerClass).createContainer(containerClass);
+	}
+
+	private static TestImage forContainerClass(Class<?> containerClass) {
+		List<TestImage> images = Arrays.stream(values())
+			.filter((image) -> image.matchesContainerClass(containerClass))
+			.toList();
+		Assert.state(!images.isEmpty(), () -> "Unknown container class " + containerClass);
+		Assert.state(images.size() == 1, () -> "Multiple test images match container class " + containerClass);
+		return images.get(0);
+	}
+
+}

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/ZipkinContainer.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright 2012-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.boot.testsupport.container;
+
+import org.testcontainers.containers.GenericContainer;
+import org.testcontainers.utility.DockerImageName;
+
+/**
+ * A {@link GenericContainer} for Zipkin.
+ *
+ * @author Phillip Webb
+ */
+public class ZipkinContainer extends GenericContainer<ZipkinContainer> {
+
+	public ZipkinContainer(DockerImageName dockerImageName) {
+		super(dockerImageName);
+		withExposedPorts(9411);
+	}
+
+}

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/container/package-info.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2019 the original author or authors.
+ * Copyright 2012-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,4 +17,4 @@
 /**
  * Support for testing with Testcontainers.
  */
-package org.springframework.boot.testsupport.testcontainers;
+package org.springframework.boot.testsupport.container;

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/testcontainers/DockerImageNames.java

@@ -1,242 +0,0 @@
-/*
- * Copyright 2012-2024 the original author or authors.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.boot.testsupport.testcontainers;
-
-import org.testcontainers.utility.DockerImageName;
-
-/**
- * Create {@link DockerImageName} instances for services used in integration tests.
- *
- * @author Stephane Nicoll
- * @author Eddú Meléndez
- * @author Moritz Halbritter
- * @author Chris Bono
- */
-public final class DockerImageNames {
-
-	private static final String ACTIVE_MQ_VERSION = "5.18.0";
-
-	private static final String CASSANDRA_VERSION = "3.11.10";
-
-	private static final String COUCHBASE_VERSION = "7.1.4";
-
-	private static final String ELASTICSEARCH_VERSION = "7.17.5";
-
-	private static final String ELASTICSEARCH_8_VERSION = "8.6.1";
-
-	private static final String KAFKA_VERSION = "7.4.0";
-
-	private static final String MARIADB_VERSION = "10.10";
-
-	private static final String MONGO_VERSION = "5.0.17";
-
-	private static final String MYSQL_VERSION = "8.0";
-
-	private static final String NEO4J_VERSION = "4.4.11";
-
-	private static final String ORACLE_FREE_VERSION = "23.3-slim";
-
-	private static final String ORACLE_XE_VERSION = "18.4.0-slim";
-
-	private static final String OPENTELEMETRY_VERSION = "0.75.0";
-
-	private static final String PULSAR_VERSION = "3.1.0";
-
-	private static final String POSTGRESQL_VERSION = "14.0";
-
-	private static final String RABBIT_VERSION = "3.11-alpine";
-
-	private static final String REDIS_VERSION = "7.0.11";
-
-	private static final String REDPANDA_VERSION = "v23.1.2";
-
-	private static final String REGISTRY_VERSION = "2.7.1";
-
-	private static final String ZIPKIN_VERSION = "2.24.1";
-
-	private DockerImageNames() {
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running ActiveMQ.
-	 * @return a docker image name for running activeMq
-	 */
-	public static DockerImageName activeMq() {
-		return DockerImageName.parse("symptoma/activemq").withTag(ACTIVE_MQ_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Cassandra.
-	 * @return a docker image name for running cassandra
-	 */
-	public static DockerImageName cassandra() {
-		return DockerImageName.parse("cassandra").withTag(CASSANDRA_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Couchbase.
-	 * @return a docker image name for running couchbase
-	 */
-	public static DockerImageName couchbase() {
-		return DockerImageName.parse("couchbase/server").withTag(COUCHBASE_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Elasticsearch 7.
-	 * @return a docker image name for running elasticsearch
-	 */
-	public static DockerImageName elasticsearch() {
-		return DockerImageName.parse("docker.elastic.co/elasticsearch/elasticsearch").withTag(ELASTICSEARCH_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Elasticsearch 8.
-	 * @return a docker image name for running elasticsearch
-	 */
-	public static DockerImageName elasticsearch8() {
-		return DockerImageName.parse("elasticsearch").withTag(ELASTICSEARCH_8_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Kafka.
-	 * @return a docker image name for running Kafka
-	 */
-	public static DockerImageName kafka() {
-		return DockerImageName.parse("confluentinc/cp-kafka").withTag(KAFKA_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running MariaDB.
-	 * @return a docker image name for running MariaDB
-	 */
-	public static DockerImageName mariadb() {
-		return DockerImageName.parse("mariadb").withTag(MARIADB_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Mongo.
-	 * @return a docker image name for running mongo
-	 */
-	public static DockerImageName mongo() {
-		return DockerImageName.parse("mongo").withTag(MONGO_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running MySQL.
-	 * @return a docker image name for running MySQL
-	 */
-	public static DockerImageName mysql() {
-		return DockerImageName.parse("mysql").withTag(MYSQL_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Neo4j.
-	 * @return a docker image name for running neo4j
-	 */
-	public static DockerImageName neo4j() {
-		return DockerImageName.parse("neo4j").withTag(NEO4J_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running the Oracle database.
-	 * @return a docker image name for running the Oracle database
-	 */
-	public static DockerImageName oracleFree() {
-		return DockerImageName.parse("gvenzl/oracle-free").withTag(ORACLE_FREE_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running the Oracle database.
-	 * @return a docker image name for running the Oracle database
-	 */
-	public static DockerImageName oracleXe() {
-		return DockerImageName.parse("gvenzl/oracle-xe").withTag(ORACLE_XE_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running OpenTelemetry.
-	 * @return a docker image name for running OpenTelemetry
-	 */
-	public static DockerImageName opentelemetry() {
-		return DockerImageName.parse("otel/opentelemetry-collector-contrib").withTag(OPENTELEMETRY_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Apache Pulsar.
-	 * @return a docker image name for running pulsar
-	 */
-	public static DockerImageName pulsar() {
-		return DockerImageName.parse("apachepulsar/pulsar").withTag(PULSAR_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running PostgreSQL.
-	 * @return a docker image name for running postgresql
-	 */
-	public static DockerImageName postgresql() {
-		return DockerImageName.parse("postgres").withTag(POSTGRESQL_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running RabbitMQ.
-	 * @return a docker image name for running RabbitMQ
-	 */
-	public static DockerImageName rabbit() {
-		return DockerImageName.parse("rabbitmq").withTag(RABBIT_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Redis.
-	 * @return a docker image name for running redis
-	 */
-	public static DockerImageName redis() {
-		return DockerImageName.parse("redis").withTag(REDIS_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Redpanda.
-	 * @return a docker image name for running redpanda
-	 */
-	public static DockerImageName redpanda() {
-		return DockerImageName.parse("redpandadata/redpanda").withTag(REDPANDA_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Microsoft SQLServer.
-	 * @return a docker image name for running SQLServer
-	 */
-	public static DockerImageName sqlserver() {
-		return DockerImageName.parse("mcr.microsoft.com/mssql/server");
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running a Docker registry.
-	 * @return a docker image name for running a registry
-	 */
-	public static DockerImageName registry() {
-		return DockerImageName.parse("registry").withTag(REGISTRY_VERSION);
-	}
-
-	/**
-	 * Return a {@link DockerImageName} suitable for running Zipkin.
-	 * @return a docker image name for running Zipkin
-	 */
-	public static DockerImageName zipkin() {
-		return DockerImageName.parse("openzipkin/zipkin").withTag(ZIPKIN_VERSION);
-	}
-
-}