本文共 3054 字，大约阅读时间需要 10 分钟。

一个简单入门案例：

1.项目目录结构：

2.org.hibernate.tutorial.domain

package org.hibernate.tutorial.domain;import java.util.Date;public class Event {	private Long id;	private String title;	private Date date;	public Event() {	}	public Long getId() {		return id;	}	public void setId(Long id) {		this.id = id;	}	public String getTitle() {		return title;	}	public void setTitle(String title) {		this.title = title;	}	public Date getDate() {		return date;	}	public void setDate(Date date) {		this.date = date;	}	}

   
   		  
                
     
      oracle.jdbc.driver.OracleDriver
               
     
      jdbc:oracle:thin:@localhost:1521:mrdb
               
     
      claim
               
     
      admin
                 
     
      org.hibernate.dialect.Oracle10gDialect
                 
     
      true
               
     
      true
                 
     
      update
                 
     
      100
               
     
      30
                       
              
             
               
                         
               
     
      org.hibernate.connection.C3P0ConnectionProvider
               
     
      10
               
     
      1
               
     
      3
               
     
      30
               
     
      1
               
     
      10
                          
                     
     
   

package org.hibernate.tutorial.util;import org.hibernate.SessionFactory;import org.hibernate.cfg.Configuration;import org.hibernate.service.ServiceRegistry;import org.hibernate.service.ServiceRegistryBuilder;public class HibernateUtil {		private static SessionFactory bulidSessionFactory(){		try{		     			Configuration cfg = new Configuration().configure();						ServiceRegistry serviceRegistry = new ServiceRegistryBuilder().applySettings(cfg.getProperties()).buildServiceRegistry();			SessionFactory sessionFactory = cfg.buildSessionFactory(serviceRegistry);			return sessionFactory;					}catch(Exception ex){			System.err.println("Initial SessionFactory creation failed." + ex);            throw new ExceptionInInitializerError(ex);		}	}	private static final SessionFactory sessionFactory = bulidSessionFactory();	public static SessionFactory getSessionFactory() {        return sessionFactory;    }}

package org.hibernate.tutorial.test;import java.util.Date;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.hibernate.tutorial.domain.Event;import org.hibernate.tutorial.util.HibernateUtil;public class EventManager {	public static void main(String[] args) {				   SessionFactory sessionFactory = HibernateUtil.getSessionFactory();             Session session = sessionFactory.openSession(); 	        session.beginTransaction();	        Event theEvent = new Event();	        theEvent.setTitle("开学啦");	        theEvent.setDate(new Date());	        session.save(theEvent);	        session.getTransaction().commit();	        session.close();	}}

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