[BAEL-14774] - Updated Hibernate @OneToMany article code

persistence-modules/hibernate-mapping/pom.xml

@@ -31,6 +31,12 @@
             <artifactId>h2</artifactId>
             <version>${h2.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.hsqldb</groupId>
+            <artifactId>hsqldb</artifactId>
+            <version>${hsqldb.version}</version>
+            <scope>test</scope>
+        </dependency>
         <!-- validation -->
         <dependency>
             <groupId>org.hibernate</groupId>
@@ -59,7 +65,7 @@
         <finalName>hibernate-mapping</finalName>
         <resources>
             <resource>
-                <directory>src/test/resources</directory>
+                <directory>src/main/resources</directory>
                 <filtering>true</filtering>
             </resource>
         </resources>
@@ -70,6 +76,7 @@
         <assertj-core.version>3.8.0</assertj-core.version>
         <hibernate-validator.version>6.0.16.Final</hibernate-validator.version>
         <org.glassfish.javax.el.version>3.0.1-b11</org.glassfish.javax.el.version>
+        <hsqldb.version>2.3.4</hsqldb.version>
     </properties>
 
 </project>

persistence-modules/hibernate-mapping/src/main/java/com/baeldung/hibernate/oneToMany/config/HibernateAnnotationUtil.java

@@ -1,8 +1,9 @@
 package com.baeldung.hibernate.oneToMany.config;
 
 import org.hibernate.SessionFactory;
+import org.hibernate.boot.Metadata;
+import org.hibernate.boot.MetadataSources;
 import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
-import org.hibernate.cfg.Configuration;
 import org.hibernate.service.ServiceRegistry;
 
 public class HibernateAnnotationUtil {
@@ -12,16 +13,12 @@ public class HibernateAnnotationUtil {
     private static SessionFactory buildSessionFactory() {
         try {
             // Create the SessionFactory from hibernate-annotation.cfg.xml
-            Configuration configuration = new Configuration();
+            ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().configure("hibernate-annotation.cfg.xml").build();
-            configuration.configure("hibernate-annotation.cfg.xml");
+            Metadata metadata = new MetadataSources(serviceRegistry).getMetadataBuilder().build();
-            System.out.println("Hibernate Annotation Configuration loaded");
+            SessionFactory sessionFactory = metadata.getSessionFactoryBuilder().build();
-
-            ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();
-            System.out.println("Hibernate Annotation serviceRegistry created");
-
-            SessionFactory sessionFactory = configuration.buildSessionFactory(serviceRegistry);
 
             return sessionFactory;
+
         } catch (Throwable ex) {
             System.err.println("Initial SessionFactory creation failed." + ex);
             ex.printStackTrace();

persistence-modules/hibernate-mapping/src/main/resources/hibernate-annotation.cfg.xml

@@ -4,11 +4,11 @@
 		"http://hibernate.org/dtd/hibernate-configuration-3.0.dtd">
 <hibernate-configuration>
     <session-factory>
-        <property name="hibernate.connection.driver_class">com.mysql.jdbc.Driver</property>
+        <property name="hibernate.connection.driver_class">org.h2.Driver</property>
-        <property name="hibernate.connection.password">mypassword</property>
+        <property name="hibernate.connection.password"></property>
-        <property name="hibernate.connection.url">jdbc:mysql://localhost:3306/spring_hibernate_one_to_many?createDatabaseIfNotExist=true</property>
+        <property name="hibernate.connection.url">jdbc:h2:mem:spring_hibernate_one_to_many</property>
-        <property name="hibernate.connection.username">myuser</property>
+        <property name="hibernate.connection.username">sa</property>
-        <property name="hibernate.dialect">org.hibernate.dialect.MySQLDialect</property>
+        <property name="hibernate.dialect">org.hibernate.dialect.H2Dialect</property>
         <property name="hbm2ddl.auto">create</property>
         <property name="hibernate.current_session_context_class">thread</property>
         <property name="hibernate.show_sql">true</property>