persistence cleanup

spring-jpa/src/main/java/org/baeldung/config/PersistenceJPAConfig.java

@@ -1,4 +1,4 @@
-package org.baeldung.spring;
+package org.baeldung.config;
 
 import java.util.Properties;
 
@@ -8,6 +8,7 @@ import javax.sql.DataSource;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.PropertySource;
 import org.springframework.core.env.Environment;
 import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
@@ -20,7 +21,7 @@ import org.springframework.transaction.annotation.EnableTransactionManagement;
 
 import com.google.common.base.Preconditions;
 
-// @Configuration
+@Configuration
 @EnableTransactionManagement
 @PropertySource({ "classpath:persistence-mysql.properties" })
 @ComponentScan({ "org.baeldung.persistence" })
@@ -33,6 +34,8 @@ public class PersistenceJPAConfig {
         super();
     }
 
+    // beans
+
     @Bean
     public LocalContainerEntityManagerFactoryBean entityManagerFactoryBean() {
         final LocalContainerEntityManagerFactoryBean em = new LocalContainerEntityManagerFactoryBean();
@@ -40,7 +43,6 @@ public class PersistenceJPAConfig {
         em.setPackagesToScan(new String[] { "org.baeldung.persistence.model" });
 
         final HibernateJpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter();
-        // vendorAdapter.set
         em.setJpaVendorAdapter(vendorAdapter);
         em.setJpaProperties(additionalProperties());
 

spring-jpa/src/main/java/org/baeldung/config/PersistenceJPAConfigXml.java

@@ -1,11 +1,10 @@
-package org.baeldung.spring;
+package org.baeldung.config;
 
 import org.springframework.context.annotation.ComponentScan;
-import org.springframework.context.annotation.Configuration;
 import org.springframework.context.annotation.ImportResource;
 import org.springframework.transaction.annotation.EnableTransactionManagement;
 
-@Configuration
+// @Configuration
 @EnableTransactionManagement
 @ComponentScan({ "org.baeldung.persistence" })
 @ImportResource({ "classpath:jpaConfig.xml" })

spring-jpa/src/main/java/org/baeldung/persistence/service/FooService.java

@@ -23,4 +23,8 @@ public class FooService {
         dao.create(entity);
     }
 
+    public Foo findOne(final long id) {
+        return dao.findOne(id);
+    }
+
 }