技術標籤：框架springmybatis

spring

• spring整合mybatis
• 依賴
• 配置檔案
• 兩個實現類
• AOP配置

spring整合mybatis

依賴

<dependencies>
        <dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.13.1</version>
            <
 
scope>test</scope>
        </dependency>
        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
            <version>5.1.47</version>
        </dependency>

        <dependency>
 

            <groupId>org.mybatis</groupId>
            <artifactId>mybatis</artifactId>
            <version>3.5.6</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId
 
>spring-webmvc</artifactId>
            <version>5.3.2</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>5.3.2</version>
        </dependency>
        <dependency>
            <groupId>org.aspectj</groupId>
            <artifactId>aspectjweaver</artifactId>
            <version>1.8.13</version>
        </dependency>

        <dependency>
            <groupId>org.mybatis</groupId>
            <artifactId>mybatis-spring</artifactId>
            <version>2.0.6</version>
        </dependency>
        <dependency>
            <groupId>org.projectlombok</groupId>
            <artifactId>lombok</artifactId>
            <version>1.18.16</version>
        </dependency>
 </dependencies>

配置檔案

##application-context.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"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/aop
        https://www.springframework.org/schema/aop/spring-aop.xsd">

    <import resource="spring-dao.xml"/>

    <bean id="userMapper" class="com.kuang.mapper.UserMapperImpl">
        <property name="sqlSession" ref="sqlSession"/>
    </bean>
    <bean id="userMapper1" class="com.kuang.mapper.UserMapperImpl01">
        <property name="sqlSessionFactory" ref="sqlSessionFactory"/>
    </bean>

</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">
        <!--核心配置檔案-->
<configuration>
<typeAliases>
    <package name="com.kuang.pojo"/>
</typeAliases>

<!-- <mappers>
     <mapper class="com.kuang.mapper.UserMapper"/>
 </mappers>-->
</configuration>

##spring-dao.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"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/aop
        https://www.springframework.org/schema/aop/spring-aop.xsd">
    
            <bean id="dataSourse" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
                <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
                <property name="url" value="jdbc:mysql://localhost:3306/mabatis?useSSL=false&amp;useUnicode=true&amp;characterEncoding=UTF8"/>
                <property name="username" value="root"/>
                <property name="password" value="root"/>
            </bean>

            <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
                <property name="dataSource" ref="dataSourse"/>
                <property name="configLocation" value="mybatis-config.xml"/>
                <property name="mapperLocations" value="classpath:com/kuang/mapper/*.xml"/>
            </bean>

            <bean id="sqlSession" class="org.mybatis.spring.SqlSessionTemplate">
                <constructor-arg index="0" ref="sqlSessionFactory"/>
            </bean>

</beans>

兩個實現類

##UserMapperImpl

package com.kuang.mapper;

import com.kuang.pojo.User;
import org.apache.ibatis.session.SqlSession;
import org.mybatis.spring.SqlSessionTemplate;
import java.util.List;

/**
 * @author lsl
 * @date 2020/12/21
 */
public class UserMapperImpl implements UserMapper {
     private SqlSession sqlSession;

    public void setSqlSession(SqlSession sqlSession) {
        this.sqlSession = sqlSession;
    }
    @Override
    public List<User> selectUser() {
        UserMapper mapper = sqlSession.getMapper(UserMapper.class);

        return mapper.selectUser();
    }
}

##UserMapperImpl1

package com.kuang.mapper;

import com.kuang.pojo.User;
import org.mybatis.spring.support.SqlSessionDaoSupport;

import java.util.List;

/**
 * @author lsl
 * @date 2020/12/22
 */
public class UserMapperImpl01 extends SqlSessionDaoSupport implements UserMapper {
    @Override
    public List<User> selectUser() {
        return getSqlSession().getMapper(UserMapper.class).selectUser();
    }
}

#測試

import com.kuang.mapper.UserMapper;
import com.kuang.mapper.UserMapperImpl;
import com.kuang.pojo.User;
import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

/**
 * @author lsl
 * @date 2020/12/22
 */
public class MyTest01 {
    @Test
    public void select(){
        ApplicationContext context = new ClassPathXmlApplicationContext("application-context.xml");
        UserMapper userMapper = context.getBean("userMapper1", UserMapper.class);
        for (User user : userMapper.selectUser()) {
            System.out.println(user);
        }
    }
}

AOP配置

<?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"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
        https://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/aop
        https://www.springframework.org/schema/aop/spring-aop.xsd">

    <bean id="userService" class="service.UserServiceImpl"/>
    <bean id="log" class="log.Log"/>
    <bean id="diy" class="diy.DiyPointCut"/>
<!--配置aop-->
    <aop:config>
        <!--切入點-->
        <aop:pointcut id="pointcut" expression="execution(* service.UserServiceImpl.*(..))"/>
        <aop:advisor advice-ref="log" pointcut-ref="pointcut"/>
    </aop:config>
    <bean id="diyPointCut" class="diy.DiyPointCut"/>
    <aop:aspectj-autoproxy/>
       <aop:config>
        <aop:pointcut id="point" expression="execution(* service.UserServiceImpl.*(..))"/>
        <aop:aspect ref="diy">
            <aop:before method="before" pointcut-ref="point"/>
            <aop:after method="after" pointcut-ref="point"/>
        </aop:aspect>
    </aop:config>

</beans>