split into dedicated gradle modules

adapters/persistence/build.gradle

@@ -0,0 +1,23 @@
+dependencies {
+    implementation project(':common')
+    implementation project(':application')
+    implementation 'org.springframework.boot:spring-boot-starter-data-jdbc'
+    
+    compileOnly 'org.projectlombok:lombok'
+    runtimeOnly 'com.h2database:h2'
+    annotationProcessor 'org.projectlombok:lombok'
+
+    testImplementation('org.springframework.boot:spring-boot-starter-test') {
+        exclude group: 'junit' // excluding junit 4
+    }
+    testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.0.1'
+    testImplementation 'org.mockito:mockito-junit-jupiter:2.23.0'
+    testImplementation 'com.tngtech.archunit:archunit:0.9.3'
+    testImplementation 'de.adesso:junit-insights:1.1.0'
+    testImplementation 'org.junit.platform:junit-platform-launcher:1.4.2'
+}
+
+test {
+    useJUnitPlatform()
+    systemProperty 'de.adesso.junitinsights.enabled', 'true'
+}

adapters/persistence/src/main/java/io/reflectoring/reviewapp/adapter/persistence/PersistenceAdapterConfiguration.java

@@ -1,13 +1,23 @@
 package io.reflectoring.reviewapp.adapter.persistence;
 
+import javax.sql.DataSource;
+
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.data.jdbc.repository.config.EnableJdbcRepositories;
 import org.springframework.data.jdbc.repository.config.JdbcConfiguration;
+import org.springframework.jdbc.core.namedparam.NamedParameterJdbcOperations;
+import org.springframework.jdbc.core.namedparam.NamedParameterJdbcTemplate;
 
 @Configuration
 @EnableJdbcRepositories
 @ComponentScan
 class PersistenceAdapterConfiguration extends JdbcConfiguration {
 
+	@Bean
+	NamedParameterJdbcOperations namedParameterJdbcOperations(DataSource dataSource) {
+		return new NamedParameterJdbcTemplate(dataSource);
+	}
+
 }

adapters/persistence/src/test/java/io/reflectoring/reviewapp/adapter/persistence/AuthorPersistenceAdapterTest.java

@@ -3,6 +3,7 @@ package io.reflectoring.reviewapp.adapter.persistence;
 import io.reflectoring.reviewapp.domain.Author;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.data.jdbc.DataJdbcTest;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.jdbc.Sql;
 import org.springframework.test.context.jdbc.Sql.ExecutionPhase;
@@ -10,7 +11,7 @@ import org.springframework.test.context.jdbc.SqlGroup;
 
 import static org.assertj.core.api.Assertions.*;
 
-@SpringBootTest
+@DataJdbcTest
 class AuthorPersistenceAdapterTest {
 
   @Autowired

adapters/persistence/src/test/java/io/reflectoring/reviewapp/adapter/persistence/BookPersistenceAdapterTest.java

@@ -3,6 +3,7 @@ package io.reflectoring.reviewapp.adapter.persistence;
 import io.reflectoring.reviewapp.domain.Book;
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.data.jdbc.DataJdbcTest;
 import org.springframework.boot.test.context.SpringBootTest;
 import org.springframework.test.context.jdbc.Sql;
 import org.springframework.test.context.jdbc.Sql.ExecutionPhase;
@@ -12,7 +13,7 @@ import java.util.Optional;
 
 import static org.assertj.core.api.Assertions.*;
 
-@SpringBootTest
+@DataJdbcTest
 class BookPersistenceAdapterTest {
 
   @Autowired

adapters/persistence/src/test/java/io/reflectoring/reviewapp/adapter/persistence/PersistenceAdapterTestConfiguration.java

@@ -1,11 +1,9 @@
 package io.reflectoring.reviewapp.adapter.persistence;
 
 import org.springframework.boot.SpringBootConfiguration;
-import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.context.annotation.Import;
 
 @SpringBootConfiguration
-@EnableAutoConfiguration
 @Import(PersistenceAdapterConfiguration.class)
-public class PersistenceAdapterTestConfiguration {
+class PersistenceAdapterTestConfiguration {
 }

adapters/web/build.gradle

@@ -0,0 +1,22 @@
+dependencies {
+    implementation project(':common')
+    implementation project(':application')
+    implementation 'org.springframework.boot:spring-boot-starter-web'
+    
+    compileOnly 'org.projectlombok:lombok'
+    annotationProcessor 'org.projectlombok:lombok'
+
+    testImplementation('org.springframework.boot:spring-boot-starter-test') {
+        exclude group: 'junit' // excluding junit 4
+    }
+    testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.0.1'
+    testImplementation 'org.mockito:mockito-junit-jupiter:2.23.0'
+    testImplementation 'com.tngtech.archunit:archunit:0.9.3'
+    testImplementation 'de.adesso:junit-insights:1.1.0'
+    testImplementation 'org.junit.platform:junit-platform-launcher:1.4.2'
+}
+
+test {
+    useJUnitPlatform()
+    systemProperty 'de.adesso.junitinsights.enabled', 'true'
+}

adapters/web/src/main/java/io/reflectoring/reviewapp/adapter/web/RegisterBookController.java

@@ -0,0 +1,23 @@
+package io.reflectoring.reviewapp.adapter.web;
+
+import io.reflectoring.reviewapp.application.port.in.RegisterBookUseCase;
+import io.reflectoring.reviewapp.application.port.in.RegisterBookUseCase.RegisterBookCommand;
+import io.reflectoring.reviewapp.domain.Book;
+import lombok.RequiredArgsConstructor;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+class RegisterBookController {
+
+	private final RegisterBookUseCase registerBookUseCase;
+
+	@PostMapping(path = "/books/register")
+	void registerBook(@RequestBody Book book) {
+		RegisterBookCommand command = new RegisterBookCommand(book.getTitle(), book.getAuthorId());
+		registerBookUseCase.registerBook(command);
+	}
+
+}

application/build.gradle

@@ -0,0 +1,31 @@
+dependencies {
+    implementation project(':common')
+
+    implementation 'org.springframework:spring-context'
+    implementation 'org.springframework:spring-core'
+    implementation 'javax.validation:validation-api'
+
+    // Needed for Spring Data annotations on domain entities.
+    // This is a shortcut to avoid a mapping step between domain and persistence!
+    implementation 'org.springframework.data:spring-data-commons'
+
+    implementation 'org.springframework.boot:spring-boot-starter-validation'
+
+    compileOnly 'org.projectlombok:lombok'
+    annotationProcessor 'org.projectlombok:lombok'
+
+    testImplementation('org.springframework.boot:spring-boot-starter-test') {
+        exclude group: 'junit' // excluding junit 4
+    }
+    testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.0.1'
+    testImplementation 'org.mockito:mockito-junit-jupiter:2.23.0'
+    testImplementation 'com.tngtech.archunit:archunit:0.9.3'
+    testImplementation 'de.adesso:junit-insights:1.1.0'
+    testImplementation 'org.junit.platform:junit-platform-launcher:1.4.2'
+}
+
+test {
+    useJUnitPlatform()
+    systemProperty 'de.adesso.junitinsights.enabled', 'true'
+}
+

build.gradle

@@ -1,41 +1,29 @@
 plugins {
-    id 'org.springframework.boot' version '2.1.4.RELEASE'
-    id 'java'
+    id "io.spring.dependency-management" version "1.0.6.RELEASE"
 }
 
-apply plugin: 'io.spring.dependency-management'
+allprojects {
 
-group = 'io.reflectoring'
-version = '0.0.1-SNAPSHOT'
-sourceCompatibility = '1.8'
+    group = 'io.reflectoring.reviewapp'
+    version = '0.0.1-SNAPSHOT'
 
-configurations {
-    compileOnly {
-        extendsFrom annotationProcessor
+    apply plugin: 'java'
+    apply plugin: 'io.spring.dependency-management'
+
+    repositories {
+        jcenter()
     }
-}
 
-repositories {
-    jcenter()
-}
-
-dependencies {
-    implementation 'org.springframework.boot:spring-boot-starter-web'
-    implementation 'org.springframework.boot:spring-boot-starter-data-jdbc'
-    compileOnly 'org.projectlombok:lombok'
-    runtimeOnly 'com.h2database:h2'
-    annotationProcessor 'org.projectlombok:lombok'
-    testImplementation('org.springframework.boot:spring-boot-starter-test') {
-        exclude group: 'junit' // excluding junit 4
+    configurations {
+        compileOnly {
+            extendsFrom annotationProcessor
+        }
+    }
+
+    dependencyManagement {
+        imports {
+            mavenBom("org.springframework.boot:spring-boot-dependencies:2.1.5.RELEASE")
+        }
     }
-    testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.0.1'
-    testImplementation 'org.mockito:mockito-junit-jupiter:2.23.0'
-    testImplementation 'com.tngtech.archunit:archunit:0.9.3'
-    testImplementation 'de.adesso:junit-insights:1.1.0'
-    testImplementation 'org.junit.platform:junit-platform-launcher:1.4.2'
-}
 
-test {
-    useJUnitPlatform()
-    systemProperty 'de.adesso.junitinsights.enabled', 'true'
 }

common/build.gradle

@@ -0,0 +1,6 @@
+dependencies {
+    implementation 'org.springframework:spring-context'
+    implementation 'org.springframework:spring-core'
+    implementation 'javax.validation:validation-api'
+}
+

configuration/build.gradle

@@ -0,0 +1,23 @@
+plugins {
+    id "org.springframework.boot" version "2.1.5.RELEASE"
+}
+
+dependencies {
+
+    implementation project(':common')
+    implementation project(':application')
+    implementation project(':adapters:persistence')
+    implementation project(':adapters:web')
+
+    implementation 'org.springframework.boot:spring-boot-starter-web'
+
+    testImplementation('org.springframework.boot:spring-boot-starter-test') {
+        exclude group: 'junit' // excluding junit 4
+    }
+    testImplementation 'org.junit.jupiter:junit-jupiter-engine:5.0.1'
+    testImplementation 'org.mockito:mockito-junit-jupiter:2.23.0'
+    testImplementation 'com.tngtech.archunit:archunit:0.9.3'
+    testImplementation 'de.adesso:junit-insights:1.1.0'
+    testImplementation 'org.junit.platform:junit-platform-launcher:1.4.2'
+}
+

configuration/src/main/java/io/reflectoring/reviewapp/BookReviewerApplication.java

@@ -2,7 +2,6 @@ package io.reflectoring.reviewapp;
 
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
-import org.springframework.data.jdbc.repository.config.EnableJdbcRepositories;
 
 @SpringBootApplication
 public class BookReviewerApplication {

gradle.properties

@@ -0,0 +1 @@
+springboot_version=2.1.5.RELEASE

settings.gradle

@@ -1,6 +1,5 @@
-pluginManagement {
-	repositories {
-		gradlePluginPortal()
-	}
-}
-rootProject.name = 'clean-architecture-example'
+include 'common'
+include 'application'
+include 'adapters:persistence'
+include 'adapters:web'
+include 'configuration'

src/demo/morepersistence/AnotherEntity.java

@@ -1,4 +0,0 @@
-package io.reflectoring.reviewapp.adapter.morepersistence;
-
-class AnotherEntity {
-}

src/demo/morepersistence/AnotherPersistenceAdapter.java

@@ -1,13 +0,0 @@
-package io.reflectoring.reviewapp.adapter.morepersistence;
-
-import lombok.RequiredArgsConstructor;
-import org.springframework.data.repository.CrudRepository;
-import org.springframework.stereotype.Component;
-
-@Component
-@RequiredArgsConstructor
-class AnotherPersistenceAdapter {
-
-  private final CrudRepository<AnotherEntity, Long> anotherRepository;
-
-}