Java 26392 Move modules to patterns-module (#15060)

* JAVA-26392 Move axon module and ddd module to patterns-modules

* JAVA-26292 Move ddd-contexts to patterns-module

patterns-modules/ddd-contexts/ddd-contexts-ordercontext/pom.xml

@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.baeldung.dddcontexts.ordercontext</groupId>
+    <artifactId>ddd-contexts-ordercontext</artifactId>
+    <version>1.0</version>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>com.baeldung.dddcontexts</groupId>
+        <artifactId>ddd-contexts</artifactId>
+        <version>1.0</version>
+    </parent>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.baeldung.dddcontexts.sharedkernel</groupId>
+            <artifactId>ddd-contexts-sharedkernel</artifactId>
+            <version>${appmodules.version}</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <configuration>
+                    <source>${source.version}</source>
+                    <target>${target.version}</target>
+                </configuration>
+            </plugin>
+        </plugins>
+    </build>
+
+    <properties>
+        <source.version>9</source.version>
+        <target.version>9</target.version>
+        <entitymodule.version>1.0</entitymodule.version>
+        <daomodule.version>1.0</daomodule.version>
+    </properties>
+
+</project>

patterns-modules/ddd-contexts/ddd-contexts-ordercontext/src/main/java/com/baeldung/dddcontexts/ordercontext/model/CustomerOrder.java

@@ -0,0 +1,51 @@
+package com.baeldung.dddcontexts.ordercontext.model;
+
+import java.util.List;
+
+public class CustomerOrder {
+    private int orderId;
+    private String paymentMethod;
+    private String address;
+    private List<OrderItem> orderItems;
+
+    public CustomerOrder() {
+
+    }
+
+    public float calculateTotalPrice() {
+        return orderItems.stream().map(OrderItem::getTotalPrice)
+          .reduce(0F, Float::sum);
+    }
+
+    public void setOrderItems(List<OrderItem> orderItems) {
+        this.orderItems = orderItems;
+    }
+
+    public int getOrderId() {
+        return orderId;
+    }
+
+    public List<OrderItem> getOrderItems() {
+        return orderItems;
+    }
+
+    public void setOrderId(int orderId) {
+        this.orderId = orderId;
+    }
+
+    public String getPaymentMethod() {
+        return paymentMethod;
+    }
+
+    public void setPaymentMethod(String paymentMethod) {
+        this.paymentMethod = paymentMethod;
+    }
+
+    public String getAddress() {
+        return address;
+    }
+
+    public void setAddress(String address) {
+        this.address = address;
+    }
+}

patterns-modules/ddd-contexts/ddd-contexts-ordercontext/src/main/java/com/baeldung/dddcontexts/ordercontext/model/OrderItem.java

@@ -0,0 +1,51 @@
+package com.baeldung.dddcontexts.ordercontext.model;
+
+public class OrderItem {
+    private int productId;
+    private int quantity;
+    private float unitPrice;
+    private float unitWeight;
+
+    public OrderItem(int productId, int quantity, float unitPrice, float unitWeight) {
+        this.productId = productId;
+        this.quantity = quantity;
+        this.unitPrice = unitPrice;
+        this.unitWeight = unitWeight;
+    }
+
+    public int getProductId() {
+        return productId;
+    }
+
+    public void setProductId(int productId) {
+        this.productId = productId;
+    }
+
+    public int getQuantity() {
+        return quantity;
+    }
+
+    public void setQuantity(int quantity) {
+        this.quantity = quantity;
+    }
+
+    public float getTotalPrice() {
+        return this.quantity * this.unitPrice;
+    }
+
+    public void setUnitPrice(float unitPrice) {
+        this.unitPrice = unitPrice;
+    }
+
+    public float getUnitWeight() {
+        return unitWeight;
+    }
+
+    public float getUnitPrice() {
+        return unitPrice;
+    }
+
+    public void setUnitWeight(float unitWeight) {
+        this.unitWeight = unitWeight;
+    }
+}

patterns-modules/ddd-contexts/ddd-contexts-ordercontext/src/main/java/com/baeldung/dddcontexts/ordercontext/repository/CustomerOrderRepository.java

@@ -0,0 +1,7 @@
+package com.baeldung.dddcontexts.ordercontext.repository;
+
+import com.baeldung.dddcontexts.ordercontext.model.CustomerOrder;
+
+public interface CustomerOrderRepository {
+    void saveCustomerOrder(CustomerOrder order);
+}

patterns-modules/ddd-contexts/ddd-contexts-ordercontext/src/main/java/com/baeldung/dddcontexts/ordercontext/service/CustomerOrderService.java

@@ -0,0 +1,44 @@
+package com.baeldung.dddcontexts.ordercontext.service;
+
+import com.baeldung.dddcontexts.ordercontext.model.CustomerOrder;
+import com.baeldung.dddcontexts.ordercontext.repository.CustomerOrderRepository;
+import com.baeldung.dddcontexts.sharedkernel.events.ApplicationEvent;
+import com.baeldung.dddcontexts.sharedkernel.events.EventBus;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class CustomerOrderService implements OrderService {
+    public static final String EVENT_ORDER_READY_FOR_SHIPMENT = "OrderReadyForShipmentEvent";
+
+    private CustomerOrderRepository orderRepository;
+    private EventBus eventBus;
+
+    @Override
+    public void placeOrder(CustomerOrder order) {
+        this.orderRepository.saveCustomerOrder(order);
+        Map<String, String> payload = new HashMap<>();
+        payload.put("order_id", String.valueOf(order.getOrderId()));
+        ApplicationEvent event = new ApplicationEvent(payload) {
+            @Override
+            public String getType() {
+                return EVENT_ORDER_READY_FOR_SHIPMENT;
+            }
+        };
+        this.eventBus.publish(event);
+    }
+
+    @Override
+    public EventBus getEventBus() {
+        return eventBus;
+    }
+
+    public void setOrderRepository(CustomerOrderRepository orderRepository) {
+        this.orderRepository = orderRepository;
+    }
+
+    @Override
+    public void setEventBus(EventBus eventBus) {
+        this.eventBus = eventBus;
+    }
+}

patterns-modules/ddd-contexts/ddd-contexts-ordercontext/src/main/java/com/baeldung/dddcontexts/ordercontext/service/OrderService.java

@@ -0,0 +1,11 @@
+package com.baeldung.dddcontexts.ordercontext.service;
+
+import com.baeldung.dddcontexts.ordercontext.model.CustomerOrder;
+import com.baeldung.dddcontexts.ordercontext.repository.CustomerOrderRepository;
+import com.baeldung.dddcontexts.sharedkernel.service.ApplicationService;
+
+public interface OrderService extends ApplicationService {
+    void placeOrder(CustomerOrder order);
+
+    void setOrderRepository(CustomerOrderRepository orderRepository);
+}

patterns-modules/ddd-contexts/ddd-contexts-ordercontext/src/main/java/module-info.java

@@ -0,0 +1,8 @@
+module com.baeldung.dddcontexts.ordercontext {
+    requires com.baeldung.dddcontexts.sharedkernel;
+    exports com.baeldung.dddcontexts.ordercontext.service;
+    exports com.baeldung.dddcontexts.ordercontext.model;
+    exports com.baeldung.dddcontexts.ordercontext.repository;
+    provides com.baeldung.dddcontexts.ordercontext.service.OrderService
+      with com.baeldung.dddcontexts.ordercontext.service.CustomerOrderService;
+}