eclipse使用hibernate连接mysql

Eclipse 使用hibernate连接mysql
1 hibernate.cfg.xml

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE hibernate-configuration PUBLIC
"-//Hibernate/Hibernate Configuration DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-configuration-3.0.dtd">

<hibernate-configuration>
<session-factory>
<property name="dialect">
org.hibernate.dialect.MySQLDialect
</property>
<property name="connection.url">
jdbc:mysql://127.0.0.1:3306/maodongbang?useUnicode=true&characterEncoding=UTF-8
</property>
<property name="connection.username">root</property>
<property name="connection.password">mft131415138</property>
<property name="connection.driver_class">
com.mysql.jdbc.Driver
</property>
<property name="show_sql">true</property>
<property name="format_sql">true</property>
<property name="hbm2ddl.auto">create</property>
<mapping resource="com/cn/Students.hbm.xml"/>
</session-factory>
</hibernate-configuration>

2 Students.xml
package com.cn;

public class Students {
private String name;

public Students(String name, String pass) {
this.name = name;
this.pass = pass;
}

public String getName() {
return name;
}

public void setName(String name) {
this.name = name;
}

public String getPass() {
return pass;
}

public void setPass(String pass) {
this.pass = pass;
}

private String pass;

public Students() {
}

@Override
public String toString() {
return "Students [name=" + name + ", pass=" + pass + "]";
}

}

3 students.hbm.xml

<?xml version="1.0"?>

<!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">

<!-- Generated 2017-2-18 14:14:44 by Hibernate Tools 3.4.0.CR1 -->

<hibernate-mapping>
<class name="com.cn.Students" table="STUDENTS">
<id name="name" type="java.lang.String">
<column name="NAME" />
<generator class="assigned" />
</id>
<property name="pass" type="java.lang.String">
<column name="PASS" />
</property>
</class>
</hibernate-mapping>

4 Test.java
package com.cn;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
import org.hibernate.service.ServiceRegistry;
import org.hibernate.service.ServiceRegistryBuilder;
import org.junit.After;
import org.junit.Before;

public class Test {
private SessionFactory sessionFactory;
private Session session;
private Transaction transaction;
@Before
public void init(){
Configuration config=new Configuration().configure();
//创建服务注册对象
ServiceRegistry serviceRegistry=new ServiceRegistryBuilder().applySettings(config.getProperties()).buildServiceRegistry();
//创建会话工厂对象
sessionFactory=config.buildSessionFactory(serviceRegistry);
//会话对象
session=sessionFactory.openSession();
//启动事物
transaction=(Transaction) session.beginTransaction();
}
@After
public void destory(){

transaction.commit();

session.close();
sessionFactory.close();
}
@org.junit.Test
public void test() {
Students s =new Students("12","12");
session.save(s);

}

}

注意事项：junit不要用4.0
<mapping resource="填写正确路径">
junit测试类导入的包必须是hibernate的
注意此3点可以节约许多时间