Java Hibernate 4.3.0.1最终获取会话
在中,提供了以下代码片段来创建Java Hibernate 4.3.0.1最终获取会话,java,hibernate,configuration,sessionfactory,Java,Hibernate,Configuration,Sessionfactory,在中,提供了以下代码片段来创建会话工厂: package org.hibernate.tutorial.util; import org.hibernate.SessionFactory; import org.hibernate.cfg.Configuration; public class HibernateUtil { private static final SessionFactory sessionFactory = buildSessionFactory();
会话工厂
:
package org.hibernate.tutorial.util;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;
public class HibernateUtil {
private static final SessionFactory sessionFactory = buildSessionFactory();
private static SessionFactory buildSessionFactory() {
try {
// Create the SessionFactory from hibernate.cfg.xml
return new Configuration().configure().buildSessionFactory();
}
catch (Throwable ex) {
// Make sure you log the exception, as it might be swallowed
System.err.println("Initial SessionFactory creation failed." + ex);
throw new ExceptionInInitializerError(ex);
}
}
public static SessionFactory getSessionFactory() {
return sessionFactory;
}
}
这似乎已经过时,因为方法
buildSessionFactory()
已被弃用。创建会话工厂的正确方法是什么?请您也看看我的问题。非常感谢。(我不知道他们什么时候会决定停止更改此选项)在这个答案中,已调用了两次Configuration()
。因为我认为这可能导致抛出异常,比如重复的类/实体映射
,因为配置是经过两次解析的。我认为这段代码的第10行应该更改为sessionFactory=configuration.buildSessionFactory(serviceRegistry)代码>。如果我错了,请纠正我。
public class TestHB4 {
private static StandardServiceRegistry serviceRegistry;
private static SessionFactory sessionFactory;
public static void main(String[] args) {
Person person = new Person();
person.setFirstName("Namal");
person.setLastName("Dinesh");
Configuration configuration = new Configuration().configure();
serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration.getProperties()).build();
sessionFactory = configuration.configure().buildSessionFactory(serviceRegistry);
Session session = sessionFactory.openSession();
session.beginTransaction();
session.save(person);
session.getTransaction().commit();
session.close();
}