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  • Spring整合MyBatis配置

    #mysql jdbc
    jdbc.driver=com.mysql.jdbc.Driver
    jdbc.url=jdbc:mysql://localhost:3306/db1?useUnicode=true&characterEncoding=UTF-8
    jdbc.uid=root
    jdbc.pwd=root
    
    <?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:p="http://www.springframework.org/schema/p"
        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/context
            http://www.springframework.org/schema/context/spring-context-4.3.xsd
            http://www.springframework.org/schema/aop
            http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
            http://www.springframework.org/schema/tx
            http://www.springframework.org/schema/tx/spring-tx-4.3.xsd">
    
        <!--1 引入属性文件,在配置中占位使用 -->
        <context:property-placeholder location="classpath*:db.properties" />
    
        <!--2 配置C3P0数据源 -->
        <bean id="datasource" class="com.mchange.v2.c3p0.ComboPooledDataSource" destroy-method="close">
            <!--驱动类名 -->
            <property name="driverClass" value="${jdbc.driver}" />
            <!-- url -->
            <property name="jdbcUrl" value="${jdbc.url}" />
            <!-- 用户名 -->
            <property name="user" value="${jdbc.uid}" />
            <!-- 密码 -->
            <property name="password" value="${jdbc.pwd}" />
            <!-- 当连接池中的连接耗尽的时候c3p0一次同时获取的连接数  -->
            <property name="acquireIncrement" value="5"></property>
            <!-- 初始连接池大小 -->
            <property name="initialPoolSize" value="10"></property>
            <!-- 连接池中连接最小个数 -->
            <property name="minPoolSize" value="5"></property>
            <!-- 连接池中连接最大个数 -->
            <property name="maxPoolSize" value="20"></property>
        </bean>
        
        <!--3 会话工厂bean sqlSessionFactoryBean -->
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <!-- 数据源 -->
            <property name="dataSource" ref="datasource"></property>
            <!-- 别名 -->
            <property name="typeAliasesPackage" value="com.zhangguo.bookstore.entities"></property>
            <!-- sql映射文件路径 -->
            <property name="mapperLocations" value="classpath*:com/zhangguo/bookstore/mapper/*Mapper.xml"></property>
        </bean>
        
        <!--4 自动扫描对象关系映射 -->
        <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
            <!--指定会话工厂,如果当前上下文中只定义了一个则该属性可省去 -->
            <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
            <!-- 指定要自动扫描接口的基础包,实现接口 -->
            <property name="basePackage" value="com.zhangguo.bookstore.mapper"></property>
        </bean>
        
        <!--5 声明式事务管理 -->
        <!--定义事物管理器,由spring管理事务 -->
        <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
            <property name="dataSource" ref="datasource"></property>
        </bean>
        <!--支持注解驱动的事务管理,指定事务管理器 -->
        <tx:annotation-driven transaction-manager="transactionManager"/>
    
        <!--6 容器自动扫描IOC组件  -->
        <context:component-scan base-package="com.zhangguo.bookstore"></context:component-scan>
        
        <!--7 aspectj支持自动代理实现AOP功能 -->
        <aop:aspectj-autoproxy proxy-target-class="true"></aop:aspectj-autoproxy>
    </beans>
    
    <?xml version="1.0" encoding="UTF-8"?>
    <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xmlns="http://java.sun.com/xml/ns/javaee"
        xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
        id="WebApp_ID" version="3.0" >
        <welcome-file-list>
            <welcome-file>index.jsp</welcome-file>
        </welcome-file-list>
        
        <listener>
            <description>Spring容器加载监听器</description>
            <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
        </listener>
        <context-param>
            <description>设置Spring加载时的配置文件位置,默认位置在web-inf/lib下</description>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath*:applicationContext.xml</param-value>
        </context-param>
    </web-app>
    

    spring整合mybatis后自动创建SQLsession,不像mybatis需要手动创建。  

      

      

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  • 原文地址:https://www.cnblogs.com/jrkl/p/14323533.html
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