在src/main/resources下创建spring配置文件_resoures下创建meta.spring-优快云博客

本文介绍了一个基于Spring MVC的Web应用配置示例，详细展示了如何整合MyBatis进行数据库操作，包括配置数据源、会话工厂及事务管理等。

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创建applicationContext.xml配置如下

<?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-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">

    <!-- 自动扫描指定目录，将控制器加载到bean -->
    <context:component-scan base-package="com.frame" />

    <!-- 配置 druid 数据源 -->
    <bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
        <!-- 基本属性 url、user、password、driverClass -->
        <property name="username" value="root" />
        <property name="password" value="root" />
        <property name="driverClassName" value="com.mysql.jdbc.Driver" />
        <property name="url" value="jdbc:mysql://192.168.0.200:3306/test?useUnicode=true&characterEncoding=utf8&useSSL=false" />
    </bean>
    
        <!-- 配置 sessionFactory -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <property name="mapperLocations">
            <list>
                <value>classpath:com/frame/**/*Mapper.xml</value>
                <value>classpath:mybatis/**/*Mapper.xml</value>
            </list>
        </property>
    </bean>
    
    <!-- 配置 sqlSessionTemplate 持久化模板 -->
    <bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">
        <constructor-arg ref="sqlSessionFactory" />
    </bean>

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

    <!-- 配置事物传播行为 -->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <tx:method name="get*" read-only="true" />
            <tx:method name="find*" read-only="true" />
            <tx:method name="select*" read-only="true" />
            <tx:method name="*" propagation="REQUIRED" />
        </tx:attributes>
    </tx:advice>

    <!-- 配置事物切入点 -->
    <aop:config>
        <aop:pointcut expression="execution(* com.frame.service.*.*(..))" id="pointCut" />
        <aop:advisor advice-ref="txAdvice" pointcut-ref="pointCut" />
    </aop:config>

    <!-- 开始声明式事务（事物注解） -->
    <tx:annotation-driven transaction-manager="transactionManager" />
    
</beans>

创建spring-mvc.xml配置如下

<?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"
    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">
        
    <!-- 自动将控制器加载到bean -->
    <context:component-scan base-package="com.frame.controller" />
    
    <!-- 配置视图解析器 -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        <property name="prefix" value="/views/" />
        <property name="suffix" value=".jsp" />
        <!-- 可为空,方便实现自已的依据扩展名来选择视图解释类的逻辑 -->
        <property name="viewClass" value="org.springframework.web.servlet.view.JstlView" />
    </bean>

    <!-- 返回json 需导入 jackson-annotations.jar，jackson-core.jar，jackson-databind.jar -->
    <!-- 通过处理器映射DefaultAnnotationHandlerMapping来开启支持@Controller注解 -->
    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping" />
    <!-- 通过处理器适配器AnnotationMethodHandlerAdapter来开启支持@RequestMapping注解 -->
    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
        <property name="messageConverters">
            <list>
                <!-- 配置返回字符串编码 -->
                <bean
                    class="org.springframework.http.converter.StringHttpMessageConverter">
                    <property name="supportedMediaTypes">
                        <list>
                            <value>text/html; charset=UTF-8</value>
                            <value>application/json;charset=UTF-8</value>
                        </list>
                    </property>
                </bean>
                <!-- 配置 json 转换器 -->
                <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
                    <property name="supportedMediaTypes">
                        <list>
                            <value>text/html; charset=UTF-8</value>
                            <value>application/json;charset=UTF-8</value>
                        </list>
                    </property>
                </bean>
            </list>
        </property>
    </bean>
    
</beans>