Showcase stereotyping.

Author: odrotbohm

server/pom.xml

@@ -19,7 +19,7 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
 		<bytebuddy.version>1.17.6</bytebuddy.version>
 		<datasource-micrometer.version>1.1.0</datasource-micrometer.version>
 		<java.version>21</java.version>
-		<jmolecules.version>2025.0.0-SNAPSHOT</jmolecules.version>
+		<jmolecules.version>2025.0.0-STEREOTYPE-SNAPSHOT</jmolecules.version>
 		<spring-hateoas.version>3.0.0-SNAPSHOT</spring-hateoas.version>
 		<spring-modulith.version>2.0.0-SNAPSHOT</spring-modulith.version>
 
@@ -60,6 +60,21 @@ xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/ma
 			<artifactId>jmolecules-starter-ddd</artifactId>
 		</dependency>
 
+		<dependency>
+			<groupId>org.jmolecules</groupId>
+			<artifactId>jmolecules-ddd</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.jmolecules</groupId>
+			<artifactId>jmolecules-hexagonal-architecture</artifactId>
+		</dependency>
+
+		<dependency>
+			<groupId>org.jmolecules.integrations</groupId>
+			<artifactId>jmolecules-stereotype</artifactId>
+		</dependency>
+
 		<dependency>
 			<groupId>org.jmolecules.integrations</groupId>
 			<artifactId>jmolecules-jpa</artifactId>

server/src/main/java/de/odrotbohm/restbucks/DTO.java

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2025 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 de.odrotbohm.restbucks;
+
+import org.jmolecules.stereotype.Stereotype;
+
+/**
+ * @author Oliver Drotbohm
+ */
+@Stereotype(groups = "restbucks")
+public interface DTO {}

server/src/main/java/de/odrotbohm/restbucks/engine/Engine.java

@@ -16,8 +16,8 @@
 package de.odrotbohm.restbucks.engine;
 
 import de.odrotbohm.restbucks.order.Order;
-import de.odrotbohm.restbucks.order.Orders;
 import de.odrotbohm.restbucks.order.Order.OrderPaid;
+import de.odrotbohm.restbucks.order.Orders;
 import lombok.AllArgsConstructor;
 import lombok.NonNull;
 import lombok.extern.slf4j.Slf4j;
@@ -26,8 +26,9 @@
 import java.util.Set;
 import java.util.concurrent.ConcurrentHashMap;
 
+import org.jmolecules.ddd.annotation.Service;
+import org.jmolecules.event.annotation.DomainEventHandler;
 import org.springframework.modulith.events.ApplicationModuleListener;
-import org.springframework.stereotype.Service;
 
 /**
  * Simple {@link OrderPaid} listener marking the according {@link Order} as in process, sleeping for 5 seconds and

server/src/main/java/de/odrotbohm/restbucks/order/Orders.java

@@ -21,6 +21,7 @@
 import java.util.List;
 
 import org.jmolecules.ddd.integration.AssociationResolver;
+import org.jmolecules.ddd.types.Repository;
 import org.springframework.data.repository.CrudRepository;
 import org.springframework.data.repository.PagingAndSortingRepository;
 import org.springframework.data.repository.query.Param;

server/src/main/java/de/odrotbohm/restbucks/order/package-info.java

@@ -1,2 +1,3 @@
+@org.jmolecules.architecture.hexagonal.Application
 @org.jspecify.annotations.NullMarked
 package de.odrotbohm.restbucks.order;

server/src/main/java/de/odrotbohm/restbucks/payment/Payment.java

@@ -32,6 +32,7 @@
 import org.jmolecules.ddd.types.AggregateRoot;
 import org.jmolecules.ddd.types.Association;
 import org.jmolecules.ddd.types.Identifier;
+import org.jmolecules.ddd.types.ValueObject;
 import org.springframework.util.Assert;
 
 /**
@@ -81,7 +82,7 @@ public Receipt getReceipt() {
 	 * @author Oliver Gierke
 	 */
 	@Value
-	public static class Receipt {
+	public static class Receipt implements ValueObject {
 
 		private final LocalDateTime date;
 		private final Association<Order, OrderIdentifier> order;

server/src/main/java/de/odrotbohm/restbucks/payment/package-info.java

@@ -1,2 +1,4 @@
+@org.jmolecules.architecture.hexagonal.Application
 @org.jspecify.annotations.NullMarked
 package de.odrotbohm.restbucks.payment;
+

server/src/main/java/de/odrotbohm/restbucks/payment/web/PaymentController.java

@@ -17,12 +17,13 @@
 
 import static org.springframework.hateoas.server.mvc.WebMvcLinkBuilder.*;
 
+import de.odrotbohm.restbucks.DTO;
 import de.odrotbohm.restbucks.order.Order;
 import de.odrotbohm.restbucks.order.Orders;
 import de.odrotbohm.restbucks.payment.CreditCardNumber;
 import de.odrotbohm.restbucks.payment.Payment;
-import de.odrotbohm.restbucks.payment.PaymentService;
 import de.odrotbohm.restbucks.payment.Payment.Receipt;
+import de.odrotbohm.restbucks.payment.PaymentService;
 import lombok.Data;
 import lombok.EqualsAndHashCode;
 import lombok.NonNull;
@@ -156,7 +157,7 @@ static class PaymentModel extends RepresentationModel<PaymentModel> {
 
 	@Value
 	@RequiredArgsConstructor(onConstructor = @__(@JsonCreator))
-	static class PaymentForm {
+	public static class PaymentForm implements DTO {
 		CreditCardNumber number;
 	}
 }

server/src/main/java/de/odrotbohm/restbucks/payment/web/package-info.java

@@ -1,2 +1,4 @@
+@org.jmolecules.architecture.hexagonal.Port
 @org.jspecify.annotations.NullMarked
 package de.odrotbohm.restbucks.payment.web;
+

server/src/main/java/org/springsource/restbucks/payment/web/package-info.java

@@ -0,0 +1,3 @@
+@org.springframework.lang.NonNullApi
+@org.jmolecules.architecture.hexagonal.PrimaryAdapter
+package org.springsource.restbucks.payment.web;