SSM项目配置（spring-mybatis.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:context="http://www.springframework.org/schema/context"
       xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"
       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.xsd
       http://www.springframework.org/schema/tx
       http://www.springframework.org/schema/tx/spring-tx.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop.xsd">

    <!-- spring中的配置-->
    <!-- 启用注解 -->
    <context:annotation-config/>
    <!-- 启用组件扫描,排除@Controller组件,该组件由springMvc配置扫描 -->
    <context:component-scan base-package="SystemManage">
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

    <context:property-placeholder location="classpath:dbConfig.properties"/>

    <!--配置c3p0数据连接池-->
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
        <property name="driverClass" value="${jdbc.driver}"/>
        <property name="jdbcUrl" value="${jdbc.url}"/>
        <property name="user" value="${jdbc.username}"/>
        <property name="password" value="${jdbc.password}"/>
        <property name="maxPoolSize" value="${c3p0.maxPoolSize}"/>
        <property name="minPoolSize" value="${c3p0.minPoolSize}"/>
        <property name="autoCommitOnClose" value="${c3p0.autoCommitOnClose}"/>
        <property name="checkoutTimeout" value="${c3p0.checkoutTimeout}"/>
        <property name="acquireRetryAttempts" value="${c3p0.acquireRetryAttempts}"/>
    </bean>

    <!-- 创建出sqlSessionFactory对象,配置sqlSessionFactory -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <!-- 注入数据库连接池 -->
        <property name="dataSource" ref="dataSource"/>
        <!-- 自动扫描映射文件目录 -->
        <property name="configLocation" value="classpath:mybatis-config.xml"/>
        <!-- 扫描 model包 使用别名 -->
        <property name="typeAliasesPackage" value="entity"/>
        <!-- 扫描sql配置文件:mapper需要的xml文件 -->
        <!-- 自动扫描映射文件目录-->
        <property name="mapperLocations">
            <array>
                <value>classpath*:/mapper/*/*.xml</value>
               <!-- <value>classpath*:/mapper/*.xml</value>-->
            </array>
        </property>
    </bean>

    <!-- 配置扫描Dao接口包，动态实现Dao接口，注入到spring容器中 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <!--注入sqlSessionFactory -->
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
        <!--给出需要扫描Dao接口包 -->
        <property name="basePackage" value="SystemManage.*"/>
    </bean>

    <!-- 配置事务管理器 -->
    <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>

    <!-- 开启基于注解的事务 -->
    <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true"/>

    <!-- 事务管理 属性 -->
    <tx:advice id="transactionAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <tx:method name="find*" propagation="REQUIRED"/>
            <tx:method name="get*" propagation="REQUIRED"/>
            <tx:method name="add*" propagation="REQUIRED"/>
            <tx:method name="save*" propagation="REQUIRED"/>
            <tx:method name="insert*" propagation="REQUIRED"/>
            <tx:method name="update*" propagation="REQUIRED"/>
            <tx:method name="edit*" propagation="REQUIRED"/>
            <tx:method name="delete*" propagation="REQUIRED"/>
        </tx:attributes>
    </tx:advice>

    <!-- 配置切面 -->
    <aop:config expose-proxy="true" proxy-target-class="true">
        <aop:advisor advice-ref="transactionAdvice" pointcut="execution(* SystemManage.*.service..*.*(..))"/>
    </aop:config>

</beans>