GH-964 - Prevent archiving JPA entity from being included in non-archiving setups.

We now keep the JPA entity classes to store current and archived event publications in separate packages so that the archiving one can be included only when the archiving mode is selected.

spring-modulith-events/spring-modulith-events-jpa/src/main/java/org/springframework/modulith/events/jpa/JpaEventPublication.java

@@ -16,15 +16,15 @@
 package org.springframework.modulith.events.jpa;
 
 import jakarta.persistence.Column;
-import jakarta.persistence.Entity;
 import jakarta.persistence.Id;
 import jakarta.persistence.MappedSuperclass;
-import jakarta.persistence.Table;
 
 import java.time.Instant;
 import java.util.Objects;
 import java.util.UUID;
 
+import org.springframework.modulith.events.jpa.archiving.ArchivedJpaEventPublication;
+import org.springframework.modulith.events.jpa.updating.DefaultJpaEventPublication;
 import org.springframework.modulith.events.support.CompletionMode;
 import org.springframework.util.Assert;
 
@@ -37,7 +37,7 @@ import org.springframework.util.Assert;
  * @author Cora Iberkleid
  */
 @MappedSuperclass
-abstract class JpaEventPublication {
+public abstract class JpaEventPublication {
 
 	final @Id @Column(length = 16) UUID id;
 	final Instant publicationDate;
@@ -45,7 +45,7 @@ abstract class JpaEventPublication {
 	final String serializedEvent;
 	final Class<?> eventType;
 
-	Instant completionDate;
+	protected Instant completionDate;
 
 	/**
 	 * Creates a new {@link JpaEventPublication} for the given publication date, listener id, serialized event and event
@@ -56,7 +56,7 @@ abstract class JpaEventPublication {
 	 * @param serializedEvent must not be {@literal null} or empty.
 	 * @param eventType must not be {@literal null}.
 	 */
-	private JpaEventPublication(UUID id, Instant publicationDate, String listenerId, String serializedEvent,
+	protected JpaEventPublication(UUID id, Instant publicationDate, String listenerId, String serializedEvent,
 			Class<?> eventType) {
 
 		Assert.notNull(id, "Identifier must not be null!");
@@ -128,30 +128,4 @@ abstract class JpaEventPublication {
 	public int hashCode() {
 		return id.hashCode();
 	}
-
-	@Entity(name = "DefaultJpaEventPublication")
-	@Table(name = "EVENT_PUBLICATION")
-	private static class DefaultJpaEventPublication extends JpaEventPublication {
-
-		private DefaultJpaEventPublication(UUID id, Instant publicationDate, String listenerId, String serializedEvent,
-				Class<?> eventType) {
-			super(id, publicationDate, listenerId, serializedEvent, eventType);
-		}
-
-		@SuppressWarnings("unused")
-		DefaultJpaEventPublication() {}
-	}
-
-	@Entity(name = "ArchivedJpaEventPublication")
-	@Table(name = "EVENT_PUBLICATION_ARCHIVE")
-	private static class ArchivedJpaEventPublication extends JpaEventPublication {
-
-		private ArchivedJpaEventPublication(UUID id, Instant publicationDate, String listenerId, String serializedEvent,
-				Class<?> eventType) {
-			super(id, publicationDate, listenerId, serializedEvent, eventType);
-		}
-
-		@SuppressWarnings("unused")
-		ArchivedJpaEventPublication() {}
-	}
 }

spring-modulith-events/spring-modulith-events-jpa/src/main/java/org/springframework/modulith/events/jpa/JpaEventPublicationAutoConfiguration.java

@@ -20,6 +20,7 @@ import org.springframework.boot.autoconfigure.AutoConfigurationPackage;
 import org.springframework.boot.autoconfigure.AutoConfigureBefore;
 import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
 import org.springframework.modulith.events.config.EventPublicationAutoConfiguration;
+import org.springframework.modulith.events.jpa.updating.DefaultJpaEventPublication;
 
 /**
  * Auto-configuration for JPA based event publication. Registers this class' package as auto-configuration package, so
@@ -29,5 +30,5 @@ import org.springframework.modulith.events.config.EventPublicationAutoConfigurat
  */
 @AutoConfiguration
 @AutoConfigureBefore({ HibernateJpaAutoConfiguration.class, EventPublicationAutoConfiguration.class })
-@AutoConfigurationPackage
+@AutoConfigurationPackage(basePackageClasses = DefaultJpaEventPublication.class)
 class JpaEventPublicationAutoConfiguration extends JpaEventPublicationConfiguration {}

spring-modulith-events/spring-modulith-events-jpa/src/main/java/org/springframework/modulith/events/jpa/archiving/ArchivedJpaEventPublication.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 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.modulith.events.jpa.archiving;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+
+import java.time.Instant;
+import java.util.UUID;
+
+import org.springframework.modulith.events.jpa.JpaEventPublication;
+
+@Entity(name = "ArchivedJpaEventPublication")
+@Table(name = "EVENT_PUBLICATION_ARCHIVE")
+public class ArchivedJpaEventPublication extends JpaEventPublication {
+
+	public ArchivedJpaEventPublication(UUID id, Instant publicationDate, String listenerId, String serializedEvent,
+			Class<?> eventType) {
+		super(id, publicationDate, listenerId, serializedEvent, eventType);
+	}
+
+	@SuppressWarnings("unused")
+	ArchivedJpaEventPublication() {}
+}

spring-modulith-events/spring-modulith-events-jpa/src/main/java/org/springframework/modulith/events/jpa/archiving/ArchivingAutoConfiguration.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 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.modulith.events.jpa.archiving;
+
+import org.springframework.boot.autoconfigure.AutoConfiguration;
+import org.springframework.boot.autoconfigure.AutoConfigurationPackage;
+import org.springframework.boot.autoconfigure.AutoConfigureBefore;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.boot.autoconfigure.orm.jpa.HibernateJpaAutoConfiguration;
+import org.springframework.modulith.events.config.EventPublicationAutoConfiguration;
+import org.springframework.modulith.events.support.CompletionMode;
+
+/**
+ * Auto-configuration adding the current package as auto-configuration package for {@link ArchivedJpaEventPublication}
+ * to be included in the JPA setup.
+ *
+ * @author Oliver Drotbohm
+ * @since 1.3.1
+ */
+@ConditionalOnProperty(name = CompletionMode.PROPERTY, havingValue = "archive")
+@AutoConfiguration
+@AutoConfigureBefore({ HibernateJpaAutoConfiguration.class, EventPublicationAutoConfiguration.class })
+@AutoConfigurationPackage
+class ArchivingAutoConfiguration {}

spring-modulith-events/spring-modulith-events-jpa/src/main/java/org/springframework/modulith/events/jpa/updating/DefaultJpaEventPublication.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright 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.modulith.events.jpa.updating;
+
+import jakarta.persistence.Entity;
+import jakarta.persistence.Table;
+
+import java.time.Instant;
+import java.util.UUID;
+
+import org.springframework.modulith.events.jpa.JpaEventPublication;
+
+@Entity(name = "DefaultJpaEventPublication")
+@Table(name = "EVENT_PUBLICATION")
+public class DefaultJpaEventPublication extends JpaEventPublication {
+
+	public DefaultJpaEventPublication(UUID id, Instant publicationDate, String listenerId, String serializedEvent,
+			Class<?> eventType) {
+		super(id, publicationDate, listenerId, serializedEvent, eventType);
+	}
+
+	@SuppressWarnings("unused")
+	DefaultJpaEventPublication() {}
+}

spring-modulith-events/spring-modulith-events-jpa/src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

@@ -1 +1,2 @@
 org.springframework.modulith.events.jpa.JpaEventPublicationAutoConfiguration
+org.springframework.modulith.events.jpa.archiving.ArchivingAutoConfiguration

spring-modulith-events/spring-modulith-events-jpa/src/test/java/org/springframework/modulith/events/jpa/JpaEventPublicationAutoConfigurationIntegrationTests.java

@@ -16,42 +16,49 @@
 package org.springframework.modulith.events.jpa;
 
 import static org.assertj.core.api.Assertions.*;
+import static org.mockito.Mockito.*;
 
 import example.ExampleApplication;
 
 import org.junit.jupiter.api.Test;
-import org.springframework.beans.factory.BeanFactory;
 import org.springframework.boot.autoconfigure.AutoConfigurationPackages;
-import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.context.bean.override.mockito.MockitoBean;
+import org.springframework.boot.test.context.runner.ApplicationContextRunner;
 import org.springframework.modulith.events.core.EventSerializer;
-import org.springframework.test.context.ContextConfiguration;
-import org.springframework.test.context.TestConstructor;
-import org.springframework.test.context.TestConstructor.AutowireMode;
+import org.springframework.modulith.events.jpa.archiving.ArchivedJpaEventPublication;
+import org.springframework.modulith.events.jpa.updating.DefaultJpaEventPublication;
+import org.springframework.modulith.events.support.CompletionMode;
 
 /**
  * @author Oliver Drotbohm
  */
-@SpringBootTest
-@ContextConfiguration(classes = ExampleApplication.class)
-@TestConstructor(autowireMode = AutowireMode.ALL)
 class JpaEventPublicationAutoConfigurationIntegrationTests {
 
-	private final BeanFactory factory;
+	String examplePackage = ExampleApplication.class.getPackageName();
+	String eventPublicationPackage = DefaultJpaEventPublication.class.getPackageName();
+	String archivingPackage = ArchivedJpaEventPublication.class.getPackageName();
 
-	@MockitoBean EventSerializer serializer;
-
-    JpaEventPublicationAutoConfigurationIntegrationTests(BeanFactory factory) {
-        this.factory = factory;
-    }
-
-    @Test // GH-10
+	@Test // GH-10
 	void registersJpaEventPublicationPackageForAutoConfiguration() {
+		assertAutoConfigurationPackages(null, examplePackage, eventPublicationPackage);
+	}
 
-		var examplePackage = ExampleApplication.class.getPackageName();
-		var eventPublicationPackage = JpaEventPublication.class.getPackageName();
+	@Test // GH-964
+	void registersArchivingJpaEventPublicationPackageForAutoConfiguration() {
+		assertAutoConfigurationPackages("ARCHIVE", examplePackage, eventPublicationPackage, archivingPackage);
+	}
 
-		assertThat(AutoConfigurationPackages.get(factory))
-				.containsExactlyInAnyOrder(examplePackage, eventPublicationPackage);
+	private void assertAutoConfigurationPackages(String propertyValue, String... packages) {
+
+		var runner = new ApplicationContextRunner();
+
+		if (propertyValue != null) {
+			runner = runner.withPropertyValues(CompletionMode.PROPERTY + "=" + propertyValue);
+		}
+
+		runner.withBean(EventSerializer.class, () -> mock(EventSerializer.class))
+				.withUserConfiguration(ExampleApplication.class)
+				.run(context -> {
+					assertThat(AutoConfigurationPackages.get(context)).containsExactlyInAnyOrder(packages);
+				});
 	}
 }