--mysql

create table students(

   sid  int(5) primary key,

   sname varchar(10),

   ssal double(8,2)

);

/**

 * 学生*/

public class Student {

    private Integer id;//编号

    private String name;//姓名

    private Double sal;//薪水

    public Student(){}

    public Student(Integer id, String name, Double sal) {

        this.id = id;

        this.name = name;

        this.sal = sal;

    }

    public Integer getId() {

        return id;

    }

    public void setId(Integer id) {

        this.id = id;

    }

    public String getName() {

        return name;

    }

    public void setName(String name) {

        this.name = name;

    }

    public Double getSal() {

        return sal;

    }

    public void setSal(Double sal) {

        this.sal = sal;

    }

}

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

<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"

"http://mybatis.org/dtd/mybatis-3-mapper.dtd">

<mapper namespace="studentNamespace">

    <resultMap type="loaderman.entity.Student" id="studentMap">

        <id property="id" column="sid" />

        <result property="name" column="sname"/>

        <result property="sal" column="ssal"/>

    </resultMap>

    <insert id="insert" parameterType="loaderman.entity.Student">

        insert into students(sid,sname,ssal) values(#{id},#{name},#{sal})

    </insert>

</mapper>

public class StudentDao {

    private SqlSessionFactory sqlSessionFactory;

    public void setSqlSessionFactory(SqlSessionFactory sqlSessionFactory) {

        this.sqlSessionFactory = sqlSessionFactory;

    }

    public void insert(Student student){

        SqlSession sqlSession = sqlSessionFactory.openSession();

        sqlSession.insert("studentNamespace.insert",student);

        //int i = 10/0;

    }

    public static void main(String[] args) {

        ApplicationContext ac = new ClassPathXmlApplicationContext(new String[]{"spring.xml"});

        StudentDao studentDao = (StudentDao) ac.getBean("studentDaoID");

        studentDao.insert(new Student(1,"哈哈",7000D));

    }

}

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

<!DOCTYPE configuration PUBLIC "-//mybatis.org//DTD Config 3.0//EN"

"http://mybatis.org/dtd/mybatis-3-config.dtd">

<configuration>

    <mappers>

        <mapper resource="loaderman/entity/StudentMapper.xml"/>

    </mappers>

</configuration>

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

<beans

      xmlns="http://www.springframework.org/schema/beans"

      xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

      xmlns:context="http://www.springframework.org/schema/context"

      xmlns:aop="http://www.springframework.org/schema/aop"

      xmlns:tx="http://www.springframework.org/schema/tx"

      xmlns:mvc="http://www.springframework.org/schema/mvc"

      xsi:schemaLocation="

      http://www.springframework.org/schema/beans

      http://www.springframework.org/schema/beans/spring-beans-3.0.xsd

      http://www.springframework.org/schema/context

      http://www.springframework.org/schema/context/spring-context-3.0.xsd

      http://www.springframework.org/schema/aop

      http://www.springframework.org/schema/aop/spring-aop-3.0.xsd

      http://www.springframework.org/schema/tx

      http://www.springframework.org/schema/tx/spring-tx-3.0.xsd

      http://www.springframework.org/schema/mvc

      http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd

      ">

      <!-- 配置C3P0连接池(即管理数据库连接) -->

      <bean id="comboPooledDataSourceID" class="com.mchange.v2.c3p0.ComboPooledDataSource">

              <property name="driverClass" value="com.mysql.jdbc.Driver"/>

              <property name="jdbcUrl" value="jdbc:mysql://127.0.0.1:3306/mybatis"/>

              <property name="user" value="root"/>

              <property name="password" value="root"/>

      </bean>

      <!-- 配置SqlSessionFactoryBean(即替代MyBatisUtil工具类的作用) -->

      <bean id="sqlSessionFactoryBeanID" class="org.mybatis.spring.SqlSessionFactoryBean">

              <property name="dataSource" ref="comboPooledDataSourceID"/>

              <property name="configLocation" value="classpath:mybatis.xml"/>

      </bean>

      <!-- 配置事务管理器(即使用JDBC事务管理器) -->

      <bean id="dataSourceTransactionManagerID" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">

              <property name="dataSource" ref="comboPooledDataSourceID"/>

      </bean>

      <!-- 配置事务通知(即哪些方法需要事务) -->

      <tx:advice id="tx" transaction-manager="dataSourceTransactionManagerID">

              <tx:attributes>

                  <tx:method name="*" propagation="REQUIRED"/>

              </tx:attributes>

      </tx:advice>     

      <!-- 配置事务切面(即哪些包中的类需要事务通知) -->

      <aop:config>

              <aop:pointcut id="pointcut" expression="execution(* loaderman.dao.*.*(..))"/>

              <aop:advisor advice-ref="tx" pointcut-ref="pointcut" />

      </aop:config>

      <!-- 配置StudentDao类 -->

      <bean id="studentDaoID" class="loaderman.dao.StudentDao">

              <property name="sqlSessionFactory" ref="sqlSessionFactoryBeanID"/>

      </bean>

</beans>