diff --git a/ddd/pom.xml b/ddd/pom.xml
index 9a0523a4c6..f27f1d24a9 100644
--- a/ddd/pom.xml
+++ b/ddd/pom.xml
@@ -20,6 +20,10 @@
org.springframework.boot
spring-boot-starter-data-mongodb
+
+ org.springframework.boot
+ spring-boot-starter-data-cassandra
+
org.junit.jupiter
junit-jupiter-api
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/DomainLayerApplication.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/DomainLayerApplication.java
index 988f96042b..235021b03e 100644
--- a/ddd/src/main/java/com/baeldung/dddhexagonalspring/DomainLayerApplication.java
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/DomainLayerApplication.java
@@ -1,13 +1,37 @@
package com.baeldung.dddhexagonalspring;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.CommandLineRunner;
import org.springframework.boot.SpringApplication;
+import org.springframework.boot.WebApplicationType;
import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.context.annotation.PropertySource;
+import com.baeldung.dddhexagonalspring.application.cli.CliOrderController;
+
@SpringBootApplication
@PropertySource(value = { "classpath:ddd-layers.properties" })
-public class DomainLayerApplication {
+public class DomainLayerApplication implements CommandLineRunner {
+
public static void main(final String[] args) {
- SpringApplication.run(DomainLayerApplication.class, args);
+ SpringApplication application = new SpringApplication(DomainLayerApplication.class);
+ // uncomment to run just the console application
+ // application.setWebApplicationType(WebApplicationType.NONE);
+ application.run(args);
+ }
+
+ @Autowired
+ public CliOrderController orderController;
+
+ @Autowired
+ public ConfigurableApplicationContext context;
+
+ @Override
+ public void run(String... args) throws Exception {
+ orderController.createCompleteOrder();
+ orderController.createIncompleteOrder();
+ // uncomment to stop the context when execution is done
+ // context.close();
}
}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/application/cli/CliOrderController.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/application/cli/CliOrderController.java
new file mode 100644
index 0000000000..3d595533f3
--- /dev/null
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/application/cli/CliOrderController.java
@@ -0,0 +1,47 @@
+package com.baeldung.dddhexagonalspring.application.cli;
+
+import java.math.BigDecimal;
+import java.util.UUID;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.baeldung.dddhexagonalspring.domain.Product;
+import com.baeldung.dddhexagonalspring.domain.service.OrderService;
+
+@Component
+public class CliOrderController {
+
+ private static final Logger LOG = LoggerFactory.getLogger(CliOrderController.class);
+
+ private final OrderService orderService;
+
+ @Autowired
+ public CliOrderController(OrderService orderService) {
+ this.orderService = orderService;
+ }
+
+ public void createCompleteOrder() {
+ LOG.info("<>");
+ UUID orderId = createOrder();
+ orderService.completeOrder(orderId);
+ }
+
+ public void createIncompleteOrder() {
+ LOG.info("<>");
+ UUID orderId = createOrder();
+ }
+
+ private UUID createOrder() {
+ LOG.info("Placing a new order with two products");
+ Product mobilePhone = new Product(UUID.randomUUID(), BigDecimal.valueOf(200), "mobile");
+ Product razor = new Product(UUID.randomUUID(), BigDecimal.valueOf(50), "razor");
+ LOG.info("Creating order with mobile phone");
+ UUID orderId = orderService.createOrder(mobilePhone);
+ LOG.info("Adding a razor to the order");
+ orderService.addProduct(orderId, razor);
+ return orderId;
+ }
+}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/application/controller/OrderController.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/application/rest/OrderController.java
similarity index 96%
rename from ddd/src/main/java/com/baeldung/dddhexagonalspring/application/controller/OrderController.java
rename to ddd/src/main/java/com/baeldung/dddhexagonalspring/application/rest/OrderController.java
index 80ba36d01b..12bb8ddea4 100644
--- a/ddd/src/main/java/com/baeldung/dddhexagonalspring/application/controller/OrderController.java
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/application/rest/OrderController.java
@@ -1,4 +1,4 @@
-package com.baeldung.dddhexagonalspring.application.controller;
+package com.baeldung.dddhexagonalspring.application.rest;
import com.baeldung.dddhexagonalspring.application.request.AddProductRequest;
import com.baeldung.dddhexagonalspring.application.request.CreateOrderRequest;
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/domain/Order.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/domain/Order.java
index 7d40007411..a8745eadbe 100644
--- a/ddd/src/main/java/com/baeldung/dddhexagonalspring/domain/Order.java
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/domain/Order.java
@@ -4,6 +4,7 @@ import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
+import java.util.Objects;
import java.util.UUID;
public class Order {
@@ -40,13 +41,11 @@ public class Order {
}
private OrderItem getOrderItem(final UUID id) {
- return orderItems
- .stream()
- .filter(orderItem -> orderItem
- .getProductId()
- .equals(id))
- .findFirst()
- .orElseThrow(() -> new DomainException("Product with " + id + " doesn't exist."));
+ return orderItems.stream()
+ .filter(orderItem -> orderItem.getProductId()
+ .equals(id))
+ .findFirst()
+ .orElseThrow(() -> new DomainException("Product with " + id + " doesn't exist."));
}
private void validateState() {
@@ -77,6 +76,21 @@ public class Order {
return Collections.unmodifiableList(orderItems);
}
+ @Override
+ public int hashCode() {
+ return Objects.hash(id, orderItems, price, status);
+ }
+
+ @Override
+ public boolean equals(Object obj) {
+ if (this == obj)
+ return true;
+ if (!(obj instanceof Order))
+ return false;
+ Order other = (Order) obj;
+ return Objects.equals(id, other.id) && Objects.equals(orderItems, other.orderItems) && Objects.equals(price, other.price) && status == other.status;
+ }
+
private Order() {
}
}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/configuration/CassandraConfiguration.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/configuration/CassandraConfiguration.java
new file mode 100644
index 0000000000..3b5911979a
--- /dev/null
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/configuration/CassandraConfiguration.java
@@ -0,0 +1,10 @@
+package com.baeldung.dddhexagonalspring.infrastracture.configuration;
+
+import org.springframework.data.cassandra.repository.config.EnableCassandraRepositories;
+
+import com.baeldung.dddhexagonalspring.infrastracture.repository.cassandra.SpringDataCassandraOrderRepository;
+
+@EnableCassandraRepositories(basePackageClasses = SpringDataCassandraOrderRepository.class)
+public class CassandraConfiguration {
+
+}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/configuration/MongoDBConfiguration.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/configuration/MongoDBConfiguration.java
index fd76b2eb0e..8ec6daf370 100644
--- a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/configuration/MongoDBConfiguration.java
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/configuration/MongoDBConfiguration.java
@@ -1,8 +1,9 @@
package com.baeldung.dddhexagonalspring.infrastracture.configuration;
-import com.baeldung.dddhexagonalspring.infrastracture.repository.SpringDataOrderRepository;
import org.springframework.data.mongodb.repository.config.EnableMongoRepositories;
-@EnableMongoRepositories(basePackageClasses = SpringDataOrderRepository.class)
+import com.baeldung.dddhexagonalspring.infrastracture.repository.mongo.SpringDataMongoOrderRepository;
+
+@EnableMongoRepositories(basePackageClasses = SpringDataMongoOrderRepository.class)
public class MongoDBConfiguration {
}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/CassandraDbOrderRepository.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/CassandraDbOrderRepository.java
new file mode 100644
index 0000000000..686fc428e7
--- /dev/null
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/CassandraDbOrderRepository.java
@@ -0,0 +1,38 @@
+package com.baeldung.dddhexagonalspring.infrastracture.repository.cassandra;
+
+import java.util.Optional;
+import java.util.UUID;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.baeldung.dddhexagonalspring.domain.Order;
+import com.baeldung.dddhexagonalspring.domain.repository.OrderRepository;
+
+@Component
+public class CassandraDbOrderRepository implements OrderRepository {
+
+ private final SpringDataCassandraOrderRepository orderRepository;
+
+ @Autowired
+ public CassandraDbOrderRepository(SpringDataCassandraOrderRepository orderRepository) {
+ this.orderRepository = orderRepository;
+ }
+
+ @Override
+ public Optional findById(UUID id) {
+ Optional orderEntity = orderRepository.findById(id);
+ if (orderEntity.isPresent()) {
+ return Optional.of(orderEntity.get()
+ .toOrder());
+ } else {
+ return Optional.empty();
+ }
+ }
+
+ @Override
+ public void save(Order order) {
+ orderRepository.save(new OrderEntity(order));
+ }
+
+}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/OrderEntity.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/OrderEntity.java
new file mode 100644
index 0000000000..b9841a4433
--- /dev/null
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/OrderEntity.java
@@ -0,0 +1,75 @@
+package com.baeldung.dddhexagonalspring.infrastracture.repository.cassandra;
+
+import java.math.BigDecimal;
+import java.util.List;
+import java.util.UUID;
+import java.util.stream.Collectors;
+
+import org.springframework.data.cassandra.core.mapping.PrimaryKey;
+
+import com.baeldung.dddhexagonalspring.domain.Order;
+import com.baeldung.dddhexagonalspring.domain.OrderItem;
+import com.baeldung.dddhexagonalspring.domain.OrderStatus;
+import com.baeldung.dddhexagonalspring.domain.Product;
+
+public class OrderEntity {
+
+ @PrimaryKey
+ private UUID id;
+ private OrderStatus status;
+ private List orderItemEntities;
+ private BigDecimal price;
+
+ public OrderEntity(UUID id, OrderStatus status, List orderItemEntities, BigDecimal price) {
+ this.id = id;
+ this.status = status;
+ this.orderItemEntities = orderItemEntities;
+ this.price = price;
+ }
+
+ public OrderEntity() {
+ }
+
+ public OrderEntity(Order order) {
+ this.id = order.getId();
+ this.price = order.getPrice();
+ this.status = order.getStatus();
+ this.orderItemEntities = order.getOrderItems()
+ .stream()
+ .map(OrderItemEntity::new)
+ .collect(Collectors.toList());
+
+ }
+
+ public Order toOrder() {
+ List orderItems = orderItemEntities.stream()
+ .map(OrderItemEntity::toOrderItem)
+ .collect(Collectors.toList());
+ List namelessProducts = orderItems.stream()
+ .map(orderItem -> new Product(orderItem.getProductId(), orderItem.getPrice(), ""))
+ .collect(Collectors.toList());
+ Order order = new Order(id, namelessProducts.remove(0));
+ namelessProducts.forEach(product -> order.addOrder(product));
+ if (status == OrderStatus.COMPLETED) {
+ order.complete();
+ }
+ return order;
+ }
+
+ public UUID getId() {
+ return id;
+ }
+
+ public OrderStatus getStatus() {
+ return status;
+ }
+
+ public List getOrderItems() {
+ return orderItemEntities;
+ }
+
+ public BigDecimal getPrice() {
+ return price;
+ }
+
+}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/OrderItemEntity.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/OrderItemEntity.java
new file mode 100644
index 0000000000..2cf8ac7845
--- /dev/null
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/OrderItemEntity.java
@@ -0,0 +1,44 @@
+package com.baeldung.dddhexagonalspring.infrastracture.repository.cassandra;
+
+import java.math.BigDecimal;
+import java.util.UUID;
+
+import org.springframework.data.cassandra.core.mapping.UserDefinedType;
+
+import com.baeldung.dddhexagonalspring.domain.OrderItem;
+import com.baeldung.dddhexagonalspring.domain.Product;
+
+@UserDefinedType
+public class OrderItemEntity {
+
+ private UUID productId;
+ private BigDecimal price;
+
+ public OrderItemEntity() {
+ }
+
+ public OrderItemEntity(final OrderItem orderItem) {
+ this.productId = orderItem.getProductId();
+ this.price = orderItem.getPrice();
+ }
+
+ public OrderItem toOrderItem() {
+ return new OrderItem(new Product(productId, price, ""));
+ }
+
+ public UUID getProductId() {
+ return productId;
+ }
+
+ public void setProductId(UUID productId) {
+ this.productId = productId;
+ }
+
+ public BigDecimal getPrice() {
+ return price;
+ }
+
+ public void setPrice(BigDecimal price) {
+ this.price = price;
+ }
+}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/SpringDataCassandraOrderRepository.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/SpringDataCassandraOrderRepository.java
new file mode 100644
index 0000000000..93cd7ab83f
--- /dev/null
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/cassandra/SpringDataCassandraOrderRepository.java
@@ -0,0 +1,10 @@
+package com.baeldung.dddhexagonalspring.infrastracture.repository.cassandra;
+
+import java.util.UUID;
+
+import org.springframework.data.cassandra.repository.CassandraRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface SpringDataCassandraOrderRepository extends CassandraRepository {
+}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepository.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/mongo/MongoDbOrderRepository.java
similarity index 75%
rename from ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepository.java
rename to ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/mongo/MongoDbOrderRepository.java
index 3123ef3e2f..b48b738cbd 100644
--- a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepository.java
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/mongo/MongoDbOrderRepository.java
@@ -1,20 +1,23 @@
-package com.baeldung.dddhexagonalspring.infrastracture.repository;
-
-import com.baeldung.dddhexagonalspring.domain.Order;
-import com.baeldung.dddhexagonalspring.domain.repository.OrderRepository;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Component;
+package com.baeldung.dddhexagonalspring.infrastracture.repository.mongo;
import java.util.Optional;
import java.util.UUID;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Primary;
+import org.springframework.stereotype.Component;
+
+import com.baeldung.dddhexagonalspring.domain.Order;
+import com.baeldung.dddhexagonalspring.domain.repository.OrderRepository;
+
@Component
+@Primary
public class MongoDbOrderRepository implements OrderRepository {
- private final SpringDataOrderRepository orderRepository;
+ private final SpringDataMongoOrderRepository orderRepository;
@Autowired
- public MongoDbOrderRepository(final SpringDataOrderRepository orderRepository) {
+ public MongoDbOrderRepository(final SpringDataMongoOrderRepository orderRepository) {
this.orderRepository = orderRepository;
}
diff --git a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/SpringDataOrderRepository.java b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/mongo/SpringDataMongoOrderRepository.java
similarity index 74%
rename from ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/SpringDataOrderRepository.java
rename to ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/mongo/SpringDataMongoOrderRepository.java
index 0279a5ce4a..73aa74e7d7 100644
--- a/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/SpringDataOrderRepository.java
+++ b/ddd/src/main/java/com/baeldung/dddhexagonalspring/infrastracture/repository/mongo/SpringDataMongoOrderRepository.java
@@ -1,4 +1,4 @@
-package com.baeldung.dddhexagonalspring.infrastracture.repository;
+package com.baeldung.dddhexagonalspring.infrastracture.repository.mongo;
import com.baeldung.dddhexagonalspring.domain.Order;
import org.springframework.data.mongodb.repository.MongoRepository;
@@ -7,5 +7,5 @@ import org.springframework.stereotype.Repository;
import java.util.UUID;
@Repository
-public interface SpringDataOrderRepository extends MongoRepository {
+public interface SpringDataMongoOrderRepository extends MongoRepository {
}
diff --git a/ddd/src/main/resources/ddd-layers.properties b/ddd/src/main/resources/ddd-layers.properties
index 0479996b17..412c24eef7 100644
--- a/ddd/src/main/resources/ddd-layers.properties
+++ b/ddd/src/main/resources/ddd-layers.properties
@@ -1,5 +1,12 @@
+spring.autoconfigure.exclude=org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration
spring.data.mongodb.host=localhost
spring.data.mongodb.port=27017
spring.data.mongodb.database=order-database
spring.data.mongodb.username=order
-spring.data.mongodb.password=order
\ No newline at end of file
+spring.data.mongodb.password=order
+
+spring.data.cassandra.keyspaceName=order_database
+spring.data.cassandra.username=cassandra
+spring.data.cassandra.password=cassandra
+spring.data.cassandra.contactPoints=localhost
+spring.data.cassandra.port=9042
\ No newline at end of file
diff --git a/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/CassandraDbOrderRepositoryIntegrationTest.java b/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/CassandraDbOrderRepositoryIntegrationTest.java
new file mode 100644
index 0000000000..668d1e5e34
--- /dev/null
+++ b/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/CassandraDbOrderRepositoryIntegrationTest.java
@@ -0,0 +1,57 @@
+package com.baeldung.dddhexagonalspring.infrastracture.repository;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.math.BigDecimal;
+import java.util.Optional;
+import java.util.UUID;
+
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+
+import com.baeldung.dddhexagonalspring.domain.Order;
+import com.baeldung.dddhexagonalspring.domain.Product;
+import com.baeldung.dddhexagonalspring.domain.repository.OrderRepository;
+import com.baeldung.dddhexagonalspring.infrastracture.repository.cassandra.SpringDataCassandraOrderRepository;
+
+@SpringJUnitConfig
+@SpringBootTest
+@TestPropertySource("classpath:ddd-layers-test.properties")
+class CassandraDbOrderRepositoryIntegrationTest {
+
+ @Autowired
+ private SpringDataCassandraOrderRepository cassandraOrderRepository;
+
+ @Autowired
+ private OrderRepository orderRepository;
+
+ @AfterEach
+ void cleanUp() {
+ cassandraOrderRepository.deleteAll();
+ }
+
+ @Test
+ void shouldFindById_thenReturnOrder() {
+
+ // given
+ final UUID id = UUID.randomUUID();
+ final Order order = createOrder(id);
+ order.addOrder(new Product(UUID.randomUUID(), BigDecimal.TEN, "second"));
+ order.complete();
+
+ // when
+ orderRepository.save(order);
+
+ final Optional result = orderRepository.findById(id);
+
+ assertEquals(order, result.get());
+ }
+
+ private Order createOrder(UUID id) {
+ return new Order(id, new Product(UUID.randomUUID(), BigDecimal.TEN, "product"));
+ }
+}
\ No newline at end of file
diff --git a/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepositoryIntegrationTest.java b/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepositoryIntegrationTest.java
new file mode 100644
index 0000000000..9a7736c419
--- /dev/null
+++ b/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepositoryIntegrationTest.java
@@ -0,0 +1,55 @@
+package com.baeldung.dddhexagonalspring.infrastracture.repository;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import java.math.BigDecimal;
+import java.util.Optional;
+import java.util.UUID;
+
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+
+import com.baeldung.dddhexagonalspring.domain.Order;
+import com.baeldung.dddhexagonalspring.domain.Product;
+import com.baeldung.dddhexagonalspring.domain.repository.OrderRepository;
+import com.baeldung.dddhexagonalspring.infrastracture.repository.mongo.SpringDataMongoOrderRepository;
+
+@SpringJUnitConfig
+@SpringBootTest
+@TestPropertySource("classpath:ddd-layers-test.properties")
+class MongoDbOrderRepositoryIntegrationTest {
+
+ @Autowired
+ private SpringDataMongoOrderRepository mongoOrderRepository;
+
+ @Autowired
+ private OrderRepository orderRepository;
+
+ @AfterEach
+ void cleanUp() {
+ mongoOrderRepository.deleteAll();
+ }
+
+ @Test
+ void shouldFindById_thenReturnOrder() {
+
+ // given
+ final UUID id = UUID.randomUUID();
+ final Order order = createOrder(id);
+
+ // when
+ orderRepository.save(order);
+
+ final Optional result = orderRepository.findById(id);
+
+ assertEquals(order, result.get());
+ }
+
+ private Order createOrder(UUID id) {
+ return new Order(id, new Product(UUID.randomUUID(), BigDecimal.TEN, "product"));
+ }
+}
\ No newline at end of file
diff --git a/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepositoryUnitTest.java b/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepositoryUnitTest.java
index 8f7e8260a3..4c75daaa4d 100644
--- a/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepositoryUnitTest.java
+++ b/ddd/src/test/java/com/baeldung/dddhexagonalspring/infrastracture/repository/MongoDbOrderRepositoryUnitTest.java
@@ -2,6 +2,9 @@ package com.baeldung.dddhexagonalspring.infrastracture.repository;
import com.baeldung.dddhexagonalspring.domain.Order;
import com.baeldung.dddhexagonalspring.domain.Product;
+import com.baeldung.dddhexagonalspring.infrastracture.repository.mongo.MongoDbOrderRepository;
+import com.baeldung.dddhexagonalspring.infrastracture.repository.mongo.SpringDataMongoOrderRepository;
+
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
@@ -14,12 +17,12 @@ import static org.mockito.Mockito.*;
class MongoDbOrderRepositoryUnitTest {
- private SpringDataOrderRepository springDataOrderRepository;
+ private SpringDataMongoOrderRepository springDataOrderRepository;
private MongoDbOrderRepository tested;
@BeforeEach
- void setUp(){
- springDataOrderRepository = mock(SpringDataOrderRepository.class);
+ void setUp() {
+ springDataOrderRepository = mock(SpringDataMongoOrderRepository.class);
tested = new MongoDbOrderRepository(springDataOrderRepository);
}
diff --git a/ddd/src/test/resources/com/baeldung/dddhexagonalspring/README.md b/ddd/src/test/resources/com/baeldung/dddhexagonalspring/README.md
index e0337498fc..1355514a3d 100644
--- a/ddd/src/test/resources/com/baeldung/dddhexagonalspring/README.md
+++ b/ddd/src/test/resources/com/baeldung/dddhexagonalspring/README.md
@@ -4,4 +4,6 @@ To run this project, follow these steps:
* Run the application database by executing `docker-compose up` in this directory.
* Launch the Spring Boot Application (DomainLayerApplication).
-* By default, application will connect to this database (configuration in *ddd-layers.properties*)
\ No newline at end of file
+* By default, the application will connect to the one of the two databases (configuration in *ddd-layers.properties*)
+ * check `CassandraDbOrderRepository.java` and `MongoDbOrderRepository.java`
+ * switch between the databases by making one of the above beans primary using the `@Primary` annotation
\ No newline at end of file
diff --git a/ddd/src/test/resources/com/baeldung/dddhexagonalspring/cassandra-init.cql b/ddd/src/test/resources/com/baeldung/dddhexagonalspring/cassandra-init.cql
new file mode 100644
index 0000000000..cbb22d2525
--- /dev/null
+++ b/ddd/src/test/resources/com/baeldung/dddhexagonalspring/cassandra-init.cql
@@ -0,0 +1,12 @@
+CREATE KEYSPACE IF NOT exists order_database
+WITH replication = {'class':'SimpleStrategy', 'replication_factor':1};
+
+CREATE TYPE IF NOT EXISTS order_database.orderitementity (productid uuid, price decimal);
+
+CREATE TABLE IF NOT EXISTS order_database.orderentity(
+ id uuid,
+ status text,
+ orderitementities list>,
+ price decimal,
+ primary key(id)
+);
diff --git a/ddd/src/test/resources/com/baeldung/dddhexagonalspring/docker-compose.yml b/ddd/src/test/resources/com/baeldung/dddhexagonalspring/docker-compose.yml
index d85ddf4a0e..7de0d30d43 100644
--- a/ddd/src/test/resources/com/baeldung/dddhexagonalspring/docker-compose.yml
+++ b/ddd/src/test/resources/com/baeldung/dddhexagonalspring/docker-compose.yml
@@ -3,6 +3,7 @@ version: '3'
services:
order-mongo-database:
image: mongo:3.4.13
+ container_name: order-mongo-db
restart: always
ports:
- 27017:27017
@@ -11,4 +12,19 @@ services:
MONGO_INITDB_ROOT_PASSWORD: admin
MONGO_INITDB_DATABASE: order-database
volumes:
- - ./mongo-init.js:/docker-entrypoint-initdb.d/mongo-init.js:ro
\ No newline at end of file
+ - ./mongo-init.js:/docker-entrypoint-initdb.d/mongo-init.js:ro
+ order-cassandra-database:
+ image: cassandra:3.11.5
+ container_name: order-cassandra-db
+ restart: always
+ ports:
+ - 9042:9042
+ order-cassandra-init:
+ image: cassandra:3.11.5
+ container_name: order-cassandra-db-init
+ depends_on:
+ - order-cassandra-database
+ volumes:
+ - ./cassandra-init.cql:/cassandra-init.cql:ro
+ command: bin/bash -c "echo Initializing cassandra schema... && sleep 30 && cqlsh -u cassandra -p cassandra -f cassandra-init.cql order-cassandra-db"
+
\ No newline at end of file
diff --git a/ddd/src/test/resources/ddd-layers-test.properties b/ddd/src/test/resources/ddd-layers-test.properties
new file mode 100644
index 0000000000..d41689d91b
--- /dev/null
+++ b/ddd/src/test/resources/ddd-layers-test.properties
@@ -0,0 +1,12 @@
+spring.autoconfigure.exclude=org.springframework.boot.autoconfigure.mongo.embedded.EmbeddedMongoAutoConfiguration,org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration
+spring.data.mongodb.host=127.0.0.1
+spring.data.mongodb.port=27017
+spring.data.mongodb.database=order-database
+spring.data.mongodb.username=order
+spring.data.mongodb.password=order
+
+spring.data.cassandra.keyspaceName=order_database
+spring.data.cassandra.username=cassandra
+spring.data.cassandra.password=cassandra
+spring.data.cassandra.contactPoints=127.0.0.1
+spring.data.cassandra.port=9042
\ No newline at end of file