Move autoconfigure.container package into spring-boot-autoconfigure

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/container/ContainerImageMetadata.java

@@ -0,0 +1,66 @@
+/*
+ * 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.autoconfigure.container;
+
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.core.AttributeAccessor;
+
+/**
+ * Metadata about a container image that can be added to an {@link AttributeAccessor}.
+ * Primarily designed to be attached to {@link BeanDefinition BeanDefinitions} created in
+ * support of Testcontainers or Docker Compose.
+ *
+ * @param imageName the contaimer image name or {@code null} if the image name is not yet
+ * known
+ * @author Phillip Webb
+ * @since 3.4.0
+ */
+public record ContainerImageMetadata(String imageName) {
+
+	static final String NAME = ContainerImageMetadata.class.getName();
+
+	/**
+	 * Add this container image metadata to the given attributes.
+	 * @param attributes the attributes to add the metadata to
+	 */
+	public void addTo(AttributeAccessor attributes) {
+		if (attributes != null) {
+			attributes.setAttribute(NAME, this);
+		}
+	}
+
+	/**
+	 * Return {@code true} if {@link ContainerImageMetadata} has been added to the given
+	 * attributes.
+	 * @param attributes the attributes to check
+	 * @return if metadata is present
+	 */
+	public static boolean isPresent(AttributeAccessor attributes) {
+		return getFrom(attributes) != null;
+	}
+
+	/**
+	 * Return {@link ContainerImageMetadata} from the given attributes or {@code null} if
+	 * no metadata has been added.
+	 * @param attributes the attributes
+	 * @return the metadata or {@code null}
+	 */
+	public static ContainerImageMetadata getFrom(AttributeAccessor attributes) {
+		return (attributes != null) ? (ContainerImageMetadata) attributes.getAttribute(NAME) : null;
+	}
+
+}

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/container/package-info.java

@@ -0,0 +1,20 @@
+/*
+ * 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.
+ */
+
+/**
+ * Support classes related to auto-configuration involving containers.
+ */
+package org.springframework.boot.autoconfigure.container;