GH-1064 - Move AOT processor to generate application module metadata into runtime module.

Author: odrotbohm

spring-modulith-actuator/src/main/java/org/springframework/modulith/actuator/autoconfigure/ApplicationModulesEndpointConfiguration.java

@@ -25,6 +25,7 @@
 import org.springframework.core.io.ClassPathResource;
 import org.springframework.core.io.Resource;
 import org.springframework.modulith.actuator.ApplicationModulesEndpoint;
+import org.springframework.modulith.core.util.ApplicationModulesExporter;
 import org.springframework.modulith.runtime.ApplicationModulesRuntime;
 import org.springframework.util.function.ThrowingSupplier;
 
@@ -36,7 +37,7 @@
 @AutoConfiguration
 class ApplicationModulesEndpointConfiguration {
 
-	static final String FILE_LOCATION = "META-INF/spring-modulith/application-modules.json";
+	private static final String FILE_LOCATION = ApplicationModulesExporter.DEFAULT_LOCATION;
 
 	private static final Resource PRECOMPUTED = new ClassPathResource(FILE_LOCATION);
 	private static final Logger LOGGER = LoggerFactory.getLogger(ApplicationModulesEndpointConfiguration.class);

spring-modulith-actuator/src/main/resources/META-INF/spring/aot.factories

@@ -50,6 +50,8 @@
  */
 public class ApplicationModulesExporter {
 
+	public static final String DEFAULT_LOCATION = "META-INF/spring-modulith/application-modules.json";
+
 	private static final Function<NamedInterface, Stream<String>> TO_EXPOSED_TYPES = it -> it.asJavaClasses()
 			.map(JavaClass::getName);
 	private static final Function<Set<DependencyType>, Set<DependencyType>> REMOVE_DEFAULT_DEPENDENCY_TYPE_IF_OTHERS_PRESENT = it -> {

spring-modulith-core/src/main/java/org/springframework/modulith/core/util/ApplicationModulesExporter.java

@@ -13,7 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package org.springframework.modulith.actuator.autoconfigure;
+package org.springframework.modulith.runtime.autoconfigure;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -28,7 +28,7 @@
  * {@value ApplicationModulesEndpointConfiguration#FILE_LOCATION}.
  *
  * @author Oliver Drotbohm
- * @since 1.1
+ * @since 1.4
  */
 class ApplicationModulesFileGeneratingProcessor implements BeanFactoryInitializationAotProcessor {
 
@@ -45,7 +45,7 @@ public BeanFactoryInitializationAotContribution processAheadOfTime(ConfigurableL
 
 			var runtime = beanFactory.getBean(ApplicationModulesRuntime.class);
 			var exporter = new ApplicationModulesExporter(runtime.get());
-			var location = ApplicationModulesEndpointConfiguration.FILE_LOCATION;
+			var location = ApplicationModulesExporter.DEFAULT_LOCATION;
 
 			LOGGER.info("Generating application modules information to {}", location);
 

spring-modulith-actuator/src/main/java/org/springframework/modulith/actuator/autoconfigure/ApplicationModulesFileGeneratingProcessor.java renamed to spring-modulith-runtime/src/main/java/org/springframework/modulith/runtime/autoconfigure/ApplicationModulesFileGeneratingProcessor.java

@@ -0,0 +1,2 @@
+org.springframework.beans.factory.aot.BeanFactoryInitializationAotProcessor=\
+    org.springframework.modulith.runtime.autoconfigure.ApplicationModulesFileGeneratingProcessor