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Spring mvc Spring@Transactional在控制器上工作,但服务无效_Spring Mvc_Mybatis_Transactional - Fatal编程技术网

Spring mvc Spring@Transactional在控制器上工作,但服务无效

Spring mvc Spring@Transactional在控制器上工作,但服务无效,spring-mvc,mybatis,transactional,Spring Mvc,Mybatis,Transactional,这是我的web.xml <context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring/app-root.xml</param-value> </context-param> <listener> <listener-

这是我的web.xml

  <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring/app-root.xml</param-value>
    </context-param>

    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <servlet>
        <servlet-name>springmvc</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
    </servlet>

    <servlet-mapping>
        <servlet-name>springmvc</servlet-name>
        <url-pattern>/</url-pattern>
    </servlet-mapping>

上下文配置位置
类路径:spring/app-root.xml
org.springframework.web.context.ContextLoaderListener
拦截器
org.springframework.web.servlet.DispatcherServlet
1.
拦截器
/
这是我的springmvc-servlet.xml

 <mvc:annotation-driven/>
    <mvc:default-servlet-handler/>

    <context:component-scan base-package="com.***.***">
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Service"/>
    </context:component-scan>

这是我的app-root.xml

   <import resource="classpath:spring/app-dao.xml"/>
    <import resource="classpath:spring/shiro.xml"/>
    <import resource="classpath:spring/app-timer.xml"/>
    <import resource="classpath:spring/app-context.xml"/>

这是我的app-context.xml

   <context:component-scan base-package="com.xinshen.meeting">
        <context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
    </context:component-scan>

这是我的app-datasource.xml

<bean id="adminTxManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>

    <tx:annotation-driven transaction-manager="adminTxManager"/>

    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"/>
        <property name="configLocation" value="classpath:spring/mybatis-config.xml"/>
        <!--扫描entity包,使用别名-->
        <property name="typeAliasesPackage" value="com.xinshen.meeting.model"/>
        <property name="mapperLocations" value="classpath*:mappers/*.xml"/>

        <property name="plugins">
            <array>
                <bean class="com.github.pagehelper.PageHelper">
                    <property name="properties">
                        <value>
                            dialect=mysql
                        </value>
                    </property>
                </bean>
            </array>
        </property>

    </bean>

    <bean id="mapperScannerConfigurer" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.***.***.dao"/>
        <property name="sqlSessionFactoryBeanName" value="sqlSessionFactory"/>
    </bean>

以下pic是控制器上的@Transactional


我实在弄不明白,谢谢你的帮助

我认为您必须使用配置启用事务在配置类中添加此注释@EnableTransactionManagement

为配置创建一个类:

@Configuration
@ComponentScan(basePackages = { "Your services package or base package" })
@EnableTransactionManagement
public class MyConfig {

}

如果您的服务未实现接口,则需要在标记tx:annotation-driven中设置proxy-target class=“true”


您还应该在服务类或SpringBean直接调用的函数上添加@Transactional。

不要在控制器中添加事务,spring会为您完成这项工作,spring会处理每个请求,调用您的服务方法,如果某个服务抛出异常,则会回滚更改,你不需要说Transactional通常是的,你是对的!实际上我不想在控制器中添加Transactional。我想在服务中添加Transactional,因为在服务中它会调用多个sql。但是当我在服务中添加Transactional时,如上配置,它不起作用。这是我真正关心的问题。谢谢您的回答然后不用担心,默认情况下spring将您服务中的所有方法作为事务处理。最后,我发现错误,在我的spring mvc中添加use default filter=“false”。上下文,谢谢