MyBatis与Spring集成

beans.xml

<?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:aop="http://www.springframework.org/schema/aop"

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

    xsi:schemaLocation="http://www.springframework.org/schema/beans 

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

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

        http://www.springframework.org/schema/aop/spring-aop-4.1.xsd

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

        http://www.springframework.org/schema/context/spring-context-4.1.xsd

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

        http://www.springframework.org/schema/tx/spring-tx-4.1.xsd">

    <!-- 1. 数据源：DriverManagerDataSource -->

    <bean id="ds"

        class="org.springframework.jdbc.datasource.DriverManagerDataSource">

        <property name="url" value="jdbc:mysql://127.0.0.1:3306/test" />

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

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

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

    </bean>

    <!-- 2. mybatis的sqlSession的工厂：SqlSessionFactoryBean -->

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

        <!-- datasource: 引用数据源 -->

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

        <!-- 别名包，设置之后自动扫描包下的类 -->

        <property name="typeAliasesPackage" value="com.stone.bean" />

    </bean>

    <!-- 3. mybatis自动扫描加载sql映射文件：MapperScannerConfigurer -->

    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">

        <!-- basePackage: 指定Sql映射文件/接口所在的包，自动扫描 -->

        <property name="basePackage" value="com.stone.dao" />

        <!-- sqlSessionFactory 引用定义好的sqlSessionFactory -->

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

    </bean>

    <!-- 4. 事务管理：DataSourceTransactionManager -->

    <bean id="txManager"

        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">

        <!-- dataSource 引用上面定义的数据源 -->

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

    </bean>

    <!-- 5.使用声明式事务 -->

    <!-- transaction-manager : 引用上面定义的事务管理器 -->

    <tx:annotation-driven transaction-manager="txManager" />



</beans>

 

mybatis-config.xml

<?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>



</configuration>

 

Java Bean

package com.stone.bean;



import java.text.SimpleDateFormat;

import java.util.Date;



public class Person {



    private int id;

    private String name;

    private Date birthday;



    

    public Person() {

        super();

    }



    public Person(int id, String name, Date birthday) {

        super();

        this.id = id;

        this.name = name;

        this.birthday = birthday;

    }



    public int getId() {

        return id;

    }



    public void setId(int id) {

        this.id = id;

    }



    public String getName() {

        return name;

    }



    public void setName(String name) {

        this.name = name;

    }



    public Date getBirthday() {

        return birthday;

    }



    public void setBirthday(Date birthday) {

        this.birthday = birthday;

    }



    @Override

    public String toString() {

        SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd HH:mm:SS");

        return "Person [id=" + id + ", name=" + name + ", birthday="

                + dateFormat.format(birthday) + "]";

    }

    



}

 

dao - 两个文件名必须一样

package com.stone.dao;



import java.util.List;



import com.stone.bean.Person;



public interface PersonMapper {

    void save(Person person);



    void update(Person person);



    void delete(int id);



    Person findById(int id);



    List<Person> findAll();

}

<?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">

<!-- namespace：必须与对应的接口全类名一致 -->

<mapper namespace="com.stone.dao.PersonMapper">

    <!-- id：必须与对应接口的某个对应的方法一致 -->

    <insert id="save" parameterType="Person">

        insert into

        person(name,birthday)

        values(#{name},#{birthday})

    </insert>

    <update id="update" parameterType="Person">

        update person set

        name=#{name},birthday=#{birthday}

        where id=#{id}

    </update>

    <delete id="delete" parameterType="int">

        delete from person where

        id=#{id}

    </delete>

    <select id="findById" parameterType="int" resultType="Person">

        select

        id,name,birthday from person where id=#{id}

    </select>

    <select id="findAll" resultType="Person">

        select id,name,birthday from

        person

    </select>

</mapper>

 

test

package com.stone.dao.test;



import java.util.Date;



import org.junit.Test;

import org.junit.runner.RunWith;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.test.context.ContextConfiguration;

import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;



import com.stone.bean.Person;

import com.stone.dao.PersonMapper;



// 使用Spring的测试框架

@RunWith(SpringJUnit4ClassRunner.class)

// 加载spring的配置文件beans.xml

@ContextConfiguration("/beans.xml")

public class SMTest {



    @Autowired

    private PersonMapper personMapper;



    @Test

    public void testAdd() {

        Person person = new Person(-1, "smName", new Date());

        personMapper.save(person);

    }

}

 classpath

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

<classpath>

    <classpathentry kind="src" path="src"/>

    <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.6"/>

    <classpathentry kind="con" path="org.eclipse.jdt.junit.JUNIT_CONTAINER/4"/>

    <classpathentry kind="lib" path="lib/aopalliance-1.0.jar"/>

    <classpathentry kind="lib" path="lib/cglib-nodep-3.1.jar"/>

    <classpathentry kind="lib" path="lib/commons-logging-1.1.1.jar"/>

    <classpathentry kind="lib" path="lib/log4j-1.2.17.jar"/>

    <classpathentry kind="lib" path="lib/mybatis-3.2.8.jar"/>

    <classpathentry kind="lib" path="lib/mybatis-spring-1.2.2.jar" sourcepath="D:/stono/javasoft/mybatis/spring-mybatis-spring-1.2.2.zip"/>

    <classpathentry kind="lib" path="lib/mysql-connector-java-5.1.7-bin.jar"/>

    <classpathentry kind="lib" path="lib/spring-aop-4.1.4.RELEASE.jar"/>

    <classpathentry kind="lib" path="lib/spring-beans-4.1.4.RELEASE.jar"/>

    <classpathentry kind="lib" path="lib/spring-context-4.1.4.RELEASE.jar"/>

    <classpathentry kind="lib" path="lib/spring-core-4.1.4.RELEASE.jar"/>

    <classpathentry kind="lib" path="lib/spring-expression-4.1.4.RELEASE.jar"/>

    <classpathentry kind="lib" path="lib/spring-jdbc-4.1.4.RELEASE.jar" sourcepath="D:/stono/javasoft/spring/spring-framework-4.1.4.RELEASE/libs/spring-jdbc-4.1.4.RELEASE-sources.jar"/>

    <classpathentry kind="lib" path="lib/spring-test-4.1.4.RELEASE.jar"/>

    <classpathentry kind="lib" path="lib/spring-tx-4.1.4.RELEASE.jar"/>

    <classpathentry kind="output" path="bin"/>

</classpath>