springmvc和spring-context配置文件

╰+哭是因爲堅強的太久メ 2023-10-06 19:49 4阅读 0赞

上图是springmvc.xml的配置。

下面的代码段是spring-context.xml的配置

<?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:context="http://www.springframework.org/schema/context"
           xmlns:aop="http://www.springframework.org/schema/aop"
           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
           https://www.springframework.org/schema/context/spring-context.xsd
           http://www.springframework.org/schema/aop
           https://www.springframework.org/schema/aop/spring-aop.xsd
           http://www.springframework.org/schema/tx
           https://www.springframework.org/schema/tx/spring-tx.xsd
            ">
    
        
        
        
        <context:component-scan base-package="com.horse">
            <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
        </context:component-scan>
    
        
        <context:property-placeholder location="classpath:dbconfig.properties"></context:property-placeholder>
        
        <bean id="druidDataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
            <property name="url" value="${jdbc.url}"></property>
            <property name="driverClassName" value="${jdbc.driver}"></property>
            <property name="username" value="${jdbc.username}"></property>
            <property name="password" value="${jdbc.password}"></property>
        </bean>
    
        
        
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            
            
            <property name="configLocation" value="classpath:mybatis-config.xml"></property>
            
            <property name="dataSource" ref="druidDataSource"></property>
            
            <property name="mapperLocations" value="classpath:mapper/*.xml"></property>
        </bean>
        
        <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
            
            <property name="basePackage" value="com.horse.dao"></property>
            <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"></property>
        </bean>
    
        
        
        <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
            
            <property name="dataSource" ref="druidDataSource"></property>
        </bean>
    
        
        <aop:config>
            
            <aop:pointcut expression="execution(* com.horse.service..*(..))" id="txPoint"></aop:pointcut>
            
            <aop:advisor advice-ref="txAdvice" pointcut-ref="txPoint"></aop:advisor>
        </aop:config>
        
        <tx:advice id="txAdvice" transaction-manager="transactionManager">
            <tx:attributes>
                
                <tx:method name="*"/>
                <tx:method name="get*" read-only="true"></tx:method>
            </tx:attributes>
    
        </tx:advice>
    </beans>

spring-context.xml 文件 -- Spring的配置文件，这里主要配置和业务逻辑相关的，包括数据源（数据库连接池，整合mybatis），事务控制等等，java 的bean--org.mybatis.spring.SqlSessionFactoryBean，SqlSessionFactoryBean的三个属性又拆分mybatis的全局配置文件为：新的全局配置文件-

classpath:mybatis-config.xml,数据库连接池-

dataSource,以及mapper的位置。

下篇文章就来讲解SqlSessionFactoryBean的三个属性中的mybatis的全局配置文件，以及mapper