Patryk Kucharz c0c319b13f BAEL-1713: Pessimistic Locking in JPA
Tests for the article.
2018-05-10 15:29:07 +02:00

96 lines
4.4 KiB
Java

package com.baeldung.hibernate;
import com.baeldung.hibernate.pessimisticlocking.Individual;
import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingCourse;
import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingEmployee;
import com.baeldung.hibernate.pessimisticlocking.PessimisticLockingStudent;
import com.baeldung.hibernate.pojo.*;
import com.baeldung.hibernate.pojo.Person;
import com.baeldung.hibernate.pojo.inheritance.*;
import org.apache.commons.lang3.StringUtils;
import org.hibernate.SessionFactory;
import org.hibernate.boot.Metadata;
import org.hibernate.boot.MetadataSources;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.service.ServiceRegistry;
import java.io.FileInputStream;
import java.io.IOException;
import java.net.URL;
import java.util.Properties;
public class HibernateUtil {
private static SessionFactory sessionFactory;
private static String PROPERTY_FILE_NAME;
public static SessionFactory getSessionFactory() throws IOException {
return getSessionFactory(null);
}
public static SessionFactory getSessionFactory(String propertyFileName) throws IOException {
PROPERTY_FILE_NAME = propertyFileName;
if (sessionFactory == null) {
ServiceRegistry serviceRegistry = configureServiceRegistry();
sessionFactory = makeSessionFactory(serviceRegistry);
}
return sessionFactory;
}
private static SessionFactory makeSessionFactory(ServiceRegistry serviceRegistry) {
MetadataSources metadataSources = new MetadataSources(serviceRegistry);
metadataSources.addPackage("com.baeldung.hibernate.pojo");
metadataSources.addAnnotatedClass(Employee.class);
metadataSources.addAnnotatedClass(Phone.class);
metadataSources.addAnnotatedClass(EntityDescription.class);
metadataSources.addAnnotatedClass(TemporalValues.class);
metadataSources.addAnnotatedClass(User.class);
metadataSources.addAnnotatedClass(Student.class);
metadataSources.addAnnotatedClass(Course.class);
metadataSources.addAnnotatedClass(Product.class);
metadataSources.addAnnotatedClass(OrderEntryPK.class);
metadataSources.addAnnotatedClass(OrderEntry.class);
metadataSources.addAnnotatedClass(OrderEntryIdClass.class);
metadataSources.addAnnotatedClass(UserProfile.class);
metadataSources.addAnnotatedClass(Book.class);
metadataSources.addAnnotatedClass(MyEmployee.class);
metadataSources.addAnnotatedClass(MyProduct.class);
metadataSources.addAnnotatedClass(Pen.class);
metadataSources.addAnnotatedClass(Person.class);
metadataSources.addAnnotatedClass(Animal.class);
metadataSources.addAnnotatedClass(Pet.class);
metadataSources.addAnnotatedClass(Vehicle.class);
metadataSources.addAnnotatedClass(Car.class);
metadataSources.addAnnotatedClass(Bag.class);
metadataSources.addAnnotatedClass(PointEntity.class);
metadataSources.addAnnotatedClass(PolygonEntity.class);
metadataSources.addAnnotatedClass(com.baeldung.hibernate.pojo.Person.class);
metadataSources.addAnnotatedClass(Individual.class);
metadataSources.addAnnotatedClass(PessimisticLockingEmployee.class);
metadataSources.addAnnotatedClass(PessimisticLockingStudent.class);
metadataSources.addAnnotatedClass(PessimisticLockingCourse.class);
metadataSources.addAnnotatedClass(com.baeldung.hibernate.pessimisticlocking.Customer.class);
metadataSources.addAnnotatedClass(com.baeldung.hibernate.pessimisticlocking.Address.class);
Metadata metadata = metadataSources.buildMetadata();
return metadata.getSessionFactoryBuilder()
.build();
}
private static ServiceRegistry configureServiceRegistry() throws IOException {
Properties properties = getProperties();
return new StandardServiceRegistryBuilder().applySettings(properties)
.build();
}
private static Properties getProperties() throws IOException {
Properties properties = new Properties();
URL propertiesURL = Thread.currentThread()
.getContextClassLoader()
.getResource(StringUtils.defaultString(PROPERTY_FILE_NAME, "hibernate.properties"));
try (FileInputStream inputStream = new FileInputStream(propertiesURL.getFile())) {
properties.load(inputStream);
}
return properties;
}
}