Support lenient ContainerConnectionDetailsFactory hint registration

Update `ContainerConnectionDetailsFactory` hint registration logic
so that types are optional on the classpath.

See gh-36606
Fixes gh-38392

spring-boot-project/spring-boot-testcontainers/src/main/java/org/springframework/boot/testcontainers/service/connection/ContainerConnectionDetailsFactory.java

@@ -17,7 +17,10 @@
 package org.springframework.boot.testcontainers.service.connection;
 
 import java.util.Arrays;
+import java.util.stream.Stream;
 
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
 import org.testcontainers.containers.Container;
 
 import org.springframework.aot.hint.RuntimeHints;
@@ -28,6 +31,8 @@ import org.springframework.boot.autoconfigure.service.connection.ConnectionDetai
 import org.springframework.boot.origin.Origin;
 import org.springframework.boot.origin.OriginProvider;
 import org.springframework.core.ResolvableType;
+import org.springframework.core.io.support.SpringFactoriesLoader;
+import org.springframework.core.io.support.SpringFactoriesLoader.FailureHandler;
 import org.springframework.util.Assert;
 import org.springframework.util.ClassUtils;
 import org.springframework.util.ObjectUtils;
@@ -44,7 +49,7 @@ import org.springframework.util.ObjectUtils;
  * @since 3.1.0
  */
 public abstract class ContainerConnectionDetailsFactory<C extends Container<?>, D extends ConnectionDetails>
-		implements ConnectionDetailsFactory<ContainerConnectionSource<C>, D>, RuntimeHintsRegistrar {
+		implements ConnectionDetailsFactory<ContainerConnectionSource<C>, D> {
 
 	/**
 	 * Constant passed to the constructor when any connection name is accepted.
@@ -92,12 +97,6 @@ public abstract class ContainerConnectionDetailsFactory<C extends Container<?>,
 		return null;
 	}
 
-	@Override
-	public void registerHints(RuntimeHints hints, ClassLoader classLoader) {
-		Arrays.stream(this.requiredClassNames)
-			.forEach((clazz) -> hints.reflection().registerTypeIfPresent(classLoader, clazz));
-	}
-
 	private boolean hasRequiredClasses() {
 		return ObjectUtils.isEmpty(this.requiredClassNames) || Arrays.stream(this.requiredClassNames)
 			.allMatch((requiredClassName) -> ClassUtils.isPresent(requiredClassName, null));
@@ -161,4 +160,25 @@ public abstract class ContainerConnectionDetailsFactory<C extends Container<?>,
 
 	}
 
+	static class ContainerConnectionDetailsFactoriesRuntimeHints implements RuntimeHintsRegistrar {
+
+		private static final Log logger = LogFactory.getLog(ContainerConnectionDetailsFactoriesRuntimeHints.class);
+
+		@Override
+		public void registerHints(RuntimeHints hints, ClassLoader classLoader) {
+			SpringFactoriesLoader.forDefaultResourceLocation(classLoader)
+				.load(ConnectionDetailsFactory.class, FailureHandler.logging(logger))
+				.stream()
+				.flatMap(this::requiredClassNames)
+				.forEach((requiredClassName) -> hints.reflection()
+					.registerTypeIfPresent(classLoader, requiredClassName));
+		}
+
+		private Stream<String> requiredClassNames(ConnectionDetailsFactory<?, ?> connectionDetailsFactory) {
+			return (connectionDetailsFactory instanceof ContainerConnectionDetailsFactory<?, ?> containerConnectionDetailsFactory)
+					? Stream.of(containerConnectionDetailsFactory.requiredClassNames) : Stream.empty();
+		}
+
+	}
+
 }

spring-boot-project/spring-boot-testcontainers/src/main/resources/META-INF/spring/aot.factories

@@ -2,11 +2,4 @@ org.springframework.beans.factory.aot.BeanRegistrationExcludeFilter=\
 org.springframework.boot.testcontainers.service.connection.ConnectionDetailsRegistrar.ServiceConnectionBeanRegistrationExcludeFilter
 
 org.springframework.aot.hint.RuntimeHintsRegistrar=\
-org.springframework.boot.testcontainers.service.connection.mongo.MongoContainerConnectionDetailsFactory,\
+org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactory.ContainerConnectionDetailsFactoriesRuntimeHints
-org.springframework.boot.testcontainers.service.connection.neo4j.Neo4jContainerConnectionDetailsFactory,\
-org.springframework.boot.testcontainers.service.connection.r2dbc.MariaDbR2dbcContainerConnectionDetailsFactory,\
-org.springframework.boot.testcontainers.service.connection.r2dbc.MySqlR2dbcContainerConnectionDetailsFactory,\
-org.springframework.boot.testcontainers.service.connection.r2dbc.OracleR2dbcContainerConnectionDetailsFactory,\
-org.springframework.boot.testcontainers.service.connection.r2dbc.PostgresR2dbcContainerConnectionDetailsFactory,\
-org.springframework.boot.testcontainers.service.connection.r2dbc.SqlServerR2dbcContainerConnectionDetailsFactory,\
-org.springframework.boot.testcontainers.service.connection.zipkin.ZipkinContainerConnectionDetailsFactory

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/ContainerConnectionDetailsFactoryHints.java

@@ -0,0 +1,33 @@
+/*
+ * Copyright 2012-2023 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.testcontainers.service.connection;
+
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactory.ContainerConnectionDetailsFactoriesRuntimeHints;
+
+public final class ContainerConnectionDetailsFactoryHints {
+
+	private ContainerConnectionDetailsFactoryHints() {
+	}
+
+	public static RuntimeHints getRegisteredHints(ClassLoader classLoader) {
+		RuntimeHints hints = new RuntimeHints();
+		new ContainerConnectionDetailsFactoriesRuntimeHints().registerHints(hints, classLoader);
+		return hints;
+	}
+
+}

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/mongo/MongoContainerConnectionDetailsFactoryTests.java

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.aot.hint.RuntimeHints;
 import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -33,8 +34,7 @@ class MongoContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new MongoContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(ConnectionString.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/neo4j/Neo4jContainerConnectionDetailsFactoryTests.java

@@ -21,6 +21,7 @@ import org.neo4j.driver.AuthToken;
 
 import org.springframework.aot.hint.RuntimeHints;
 import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -33,8 +34,7 @@ class Neo4jContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new Neo4jContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(AuthToken.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/r2dbc/MariaDbR2dbcContainerConnectionDetailsFactoryTests.java

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.aot.hint.RuntimeHints;
 import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -33,8 +34,7 @@ class MariaDbR2dbcContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new MariaDbR2dbcContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(ConnectionFactoryOptions.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/r2dbc/MySqlR2dbcContainerConnectionDetailsFactoryTests.java

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.aot.hint.RuntimeHints;
 import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -33,8 +34,7 @@ class MySqlR2dbcContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new MySqlR2dbcContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(ConnectionFactoryOptions.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/r2dbc/OracleR2dbcContainerConnectionDetailsFactoryTests.java

@@ -32,6 +32,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.ImportAutoConfiguration;
 import org.springframework.boot.autoconfigure.r2dbc.R2dbcAutoConfiguration;
 import org.springframework.boot.jdbc.DatabaseDriver;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
 import org.springframework.boot.testsupport.junit.DisabledOnOs;
 import org.springframework.boot.testsupport.testcontainers.DockerImageNames;
@@ -72,8 +73,7 @@ class OracleR2dbcContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new OracleR2dbcContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(ConnectionFactoryOptions.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/r2dbc/PostgresR2dbcContainerConnectionDetailsFactoryTests.java

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.aot.hint.RuntimeHints;
 import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -33,8 +34,7 @@ class PostgresR2dbcContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new PostgresR2dbcContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(ConnectionFactoryOptions.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/r2dbc/SqlServerR2dbcContainerConnectionDetailsFactoryTests.java

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
 
 import org.springframework.aot.hint.RuntimeHints;
 import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -33,8 +34,7 @@ class SqlServerR2dbcContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new SqlServerR2dbcContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(ConnectionFactoryOptions.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/zipkin/ZipkinContainerConnectionDetailsFactoryTests.java

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
 import org.springframework.aot.hint.RuntimeHints;
 import org.springframework.aot.hint.predicate.RuntimeHintsPredicates;
 import org.springframework.boot.actuate.autoconfigure.tracing.zipkin.ZipkinAutoConfiguration;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
 
 import static org.assertj.core.api.Assertions.assertThat;
 
@@ -33,8 +34,7 @@ class ZipkinContainerConnectionDetailsFactoryTests {
 
 	@Test
 	void shouldRegisterHints() {
-		RuntimeHints hints = new RuntimeHints();
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
-		new ZipkinContainerConnectionDetailsFactory().registerHints(hints, getClass().getClassLoader());
 		assertThat(RuntimeHintsPredicates.reflection().onType(ZipkinAutoConfiguration.class)).accepts(hints);
 	}
 

spring-boot-project/spring-boot-testcontainers/src/test/java/org/springframework/boot/testcontainers/service/connection/zipkin/ZipkinContainerConnectionDetailsFactoryWithoutActuatorTests.java

@@ -0,0 +1,41 @@
+/*
+ * Copyright 2012-2023 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.testcontainers.service.connection.zipkin;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.aot.hint.RuntimeHints;
+import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactoryHints;
+import org.springframework.boot.testsupport.classpath.ClassPathExclusions;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Tests for {@link ZipkinContainerConnectionDetailsFactory}.
+ *
+ * @author Moritz Halbritter
+ */
+@ClassPathExclusions("spring-boot-actuator-*")
+class ZipkinContainerConnectionDetailsFactoryWithoutActuatorTests {
+
+	@Test
+	void shouldRegisterHints() {
+		RuntimeHints hints = ContainerConnectionDetailsFactoryHints.getRegisteredHints(getClass().getClassLoader());
+		assertThat(hints).isNotNull();
+	}
+
+}

spring-boot-project/spring-boot-tools/spring-boot-test-support/src/main/java/org/springframework/boot/testsupport/classpath/ModifiedClassPathClassLoader.java

@@ -20,6 +20,7 @@ import java.io.File;
 import java.lang.management.ManagementFactory;
 import java.lang.reflect.AnnotatedElement;
 import java.lang.reflect.Method;
+import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.net.URLClassLoader;
@@ -297,7 +298,10 @@ final class ModifiedClassPathClassLoader extends URLClassLoader {
 		private boolean isExcluded(URL url) {
 			if ("file".equals(url.getProtocol())) {
 				try {
-					String name = new File(url.toURI()).getName();
+					URI uri = url.toURI();
+					File file = new File(uri);
+					String name = (!uri.toString().endsWith("/")) ? file.getName()
+							: file.getParentFile().getParentFile().getName();
 					for (String exclusion : this.exclusions) {
 						if (this.matcher.match(exclusion, name)) {
 							return true;