Hibernate学习笔记第一天 带Hibernate4架包

model

package model;
public class Student
{
        private long id ;
        private String name ;
        public long getId() {
              return id ;
       }
        public void setId(long id) {
              this.id = id ;
       }
        public String getName() {
              return name ;
       }
        public void setName(String name) {
              this.name = name ;
       }
       
}

Student.hbm.xml

<?xml version= "1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
        "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
        "http://www.hibernate.org/dtd/hibernate-mapping-3.0.dtd" >
<hibernate-mapping package= "model">
        <class name= "Student" table ="t_student">
              <id name= "id" column ="stuId">
                     <generator class= "native"></generator >
              </id>
              <property name= "name"></property >
        </class>
</hibernate-mapping>

hibernate.cfg.xml

<?xml version= '1.0' encoding ='utf-8'?>
<!DOCTYPE hibernate-configuration PUBLIC
        "-//Hibernate/Hibernate Configuration DTD 3.0//EN"
        "http://www.hibernate.org/dtd/hibernate-configuration-3.0.dtd" >
<hibernate-configuration>
    <session-factory >
        <!--数据库连接设置 -->
        <property name="connection.driver_class" >com.mysql.jdbc.Driver </property>
        <property name="connection.url" >jdbc:mysql://localhost:3306/hibernate </property>
        <property name= "connection.username">root</property >
        <property name= "connection.password">root</property >
      
        <!-- 方言 -->
        <property name= "dialect">org.hibernate.dialect.MySQL5Dialect </property>
       
        <!-- 控制台显示SQL -->
        <property name= "show_sql">true</property >
        <!-- 自动更新表结构 -->
        <property name= "hbm2ddl.auto">update</property >
       
              <mapping resource= "model\Student.hbm.xml" />
    </session-factory >
</hibernate-configuration>

测试类

package service;
import model.Student;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
public class StudentService
{
        public static void main(String[] args) {
             Configuration configuration = new Configuration().configure();  //实例化配置文件
             ServiceRegistry serviceRegistry = new StandardServiceRegistryBuilder().applySettings(configuration .getProperties()).build();//实例化服务登记
             SessionFactory sessionFactory = configuration.buildSessionFactory(serviceRegistry );//获取Session工厂
             Session session = sessionFactory.openSession();  //生成一个session
              session.beginTransaction();       //开启事务
             
             Student s = new Student();
              s.setName( "耿大神");
              session.save( s);
             
              session.getTransaction().commit(); //提交事务
              session.close();     //关闭session
              sessionFactory.close();//关闭session工厂
       }
}