SpringData/JPA 2.0.0.M4 basics work.

crud.iml

@@ -12,6 +12,9 @@
         <deploymentDescriptor name="persistence.xml" url="file://$MODULE_DIR$/src/main/resources/META-INF/persistence.xml" />
       </configuration>
     </facet>
+    <facet type="Spring" name="Spring">
+      <configuration />
+    </facet>
   </component>
   <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_8">
     <output url="file://$MODULE_DIR$/target/classes" />
@@ -54,6 +57,18 @@
     <orderEntry type="library" name="Maven: com.github.jnr:jnr-x86asm:1.0.2" level="project" />
     <orderEntry type="library" name="Maven: com.github.jnr:jnr-posix:3.0.27" level="project" />
     <orderEntry type="library" name="Maven: com.github.jnr:jnr-constants:0.9.0" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-jpa:2.0.0.M4" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework.data:spring-data-commons:2.0.0.M4" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-orm:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-jdbc:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-context:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-expression:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-aop:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-tx:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-beans:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-core:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.springframework:spring-jcl:5.0.0.RC2" level="project" />
+    <orderEntry type="library" name="Maven: org.aspectj:aspectjrt:1.8.10" level="project" />
     <orderEntry type="library" name="Maven: org.projectlombok:lombok:1.16.16" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: junit:junit:4.12" level="project" />
     <orderEntry type="library" scope="TEST" name="Maven: org.hamcrest:hamcrest-core:1.3" level="project" />

pom.xml

@@ -15,6 +15,17 @@
         <maven.compiler.target>1.8</maven.compiler.target>
     </properties>
 
+    <repositories>
+        <repository>
+            <id>spring-milestones</id>
+            <name>Spring Milestones</name>
+            <url>https://repo.spring.io/libs-milestone</url>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+        </repository>
+    </repositories>
+
     <dependencies>
         <dependency>
             <groupId>org.datanucleus</groupId>
@@ -188,6 +199,12 @@
         </dependency>
         -->
 
+        <dependency>
+            <groupId>org.springframework.data</groupId>
+            <artifactId>spring-data-jpa</artifactId>
+            <version>2.0.0.M4</version>
+        </dependency>
+
         <!-- ... -->
 
         <dependency>

src/main/java/com/example/crud/ApplicationConfig.java

@@ -0,0 +1,32 @@
+package com.example.crud;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.data.jpa.repository.config.EnableJpaAuditing;
+import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
+import org.springframework.orm.jpa.JpaTransactionManager;
+import org.springframework.transaction.PlatformTransactionManager;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.Persistence;
+
+@Configuration
+@EnableJpaRepositories
+@EnableJpaAuditing
+@EnableTransactionManagement
+class ApplicationConfig {
+
+  @Bean
+  public EntityManagerFactory entityManagerFactory() {
+      EntityManagerFactory emf = Persistence.createEntityManagerFactory("crud");
+      return emf;
+  }
+
+  @Bean
+  public PlatformTransactionManager transactionManager() {
+    JpaTransactionManager txManager = new JpaTransactionManager();
+    txManager.setEntityManagerFactory(entityManagerFactory());
+    return txManager;
+  }
+}

src/main/java/com/example/crud/Main.java

@@ -14,8 +14,10 @@ import javax.persistence.Query;
 
 import com.example.crud.entities.*;
 
+import com.example.crud.repositories.InventoryRepository;
 import org.datanucleus.enhancer.DataNucleusEnhancer;
 import org.datanucleus.util.NucleusLogger;
+import org.springframework.data.jpa.repository.support.JpaRepositoryFactory;
 
 /**
  * Controlling application for the DataNucleus Tutorial using JPA.
@@ -158,6 +160,13 @@ public class Main {
         }
         System.out.println("");
 
+        em = emf.createEntityManager();
+        JpaRepositoryFactory factory = new JpaRepositoryFactory(em);
+        InventoryRepository repository = factory.getRepository(InventoryRepository.class);
+        Inventory inventory = repository.findByName("My Inventory");
+        System.out.println("SpringData/JPA: " + inventory.toString());
+        em.close();
+
         // Clean out the database
         em = emf.createEntityManager();
         tx = em.getTransaction();

src/main/java/com/example/crud/repositories/InventoryRepository.java

@@ -0,0 +1,19 @@
+package com.example.crud.repositories;
+
+import com.example.crud.entities.Inventory;
+import com.example.crud.entities.Product;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Query;
+import org.springframework.data.repository.query.Param;
+
+import java.util.List;
+
+public interface InventoryRepository extends JpaRepository<Inventory, String> {
+
+  Inventory findByName(String name);
+
+  @Query(value        = "select * from inventory where product_id_eid contains :productId allow filtering",
+          nativeQuery = true)
+  List<Inventory> findByProduct(@Param("productId") String productId);
+
+}

src/main/resources/logback.xml

@@ -69,11 +69,11 @@
   <logger name="com.datastax.driver.core.QueryLogger.SLOW" level="INFO">
     <appender-ref ref="console"/>
   </logger>
-<!--
+
-  <logger name="com.datastax.driver.core.QueryLogger.NORMAL" level="TRACE">
+  <logger name="com.datastax.driver.core.QueryLogger.NORMAL" level="INFO">
     <appender-ref ref="console"/>
   </logger>
--->
+
   <logger name="com.datastax.driver.core.QueryLogger.FAST" level="INFO">
     <appender-ref ref="console"/>
   </logger>