SpringMVC+Mybatis整合注解

最新推荐文章于 2023-02-23 16:44:12 发布

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最新推荐文章于 2023-02-23 16:44:12 发布

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本文档详细介绍了Spring、SpringMVC及MyBatis三种框架的XML配置方法，包括数据源配置、视图解析器设置、事务管理等关键步骤，并提供了完整的示例代码。

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 Spring.xml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:p="http://www.springframework.org/schema/p"xmlns:mvc="http://www.springframework.org/schema/mvc"

xmlns:util="http://www.springframework.org/schema/util"

xsi:schemaLocation="


http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd


http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd


http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd 


http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.0.xsd
">

<mvc:annotation-driven/>

<!--引入属性文件 -->

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

<!-- service和dao包(自动注入) -->

<context:component-scan base-package="com.meng.service,com.meng.dao"/>
</beans>

SpringMVC.xml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:p="http://www.springframework.org/schema/p"xmlns:mvc="http://www.springframework.org/schema/mvc"

xmlns:util="http://www.springframework.org/schema/util"

xsi:schemaLocation="


http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd


http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd


http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd 
 http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.0.xsd

">

<mvc:annotation-driven /> <!-- 支持spring3.0新的mvc注解 -->

<context:component-scan base-package="com.meng"/>


<!-- 避免IE执行AJAX时,返回JSON出现下载文件 -->

<bean id="mappingJacksonHttpMessageConverter"class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">


<property name="supportedMediaTypes">



<list>




<value>text/html;charset=UTF-8</value>



</list>


</property>

</bean>


<!-- 启动Spring MVC 的注解功能,完成请求和注解POJO的映射 -->

<bean


class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">


<property name="messageConverters">



<list>




<ref bean="mappingJacksonHttpMessageConverter"/> <!-- json转换器 -->



</list>


</property>

</bean>


<!-- 页面View层基本信息设定 -->

<bean id="viewResolver"p:prefix="/WEB-INF/jsp/"p:suffix=".jsp"class="org.springframework.web.servlet.view.InternalResourceViewResolver">


<property name="viewClass"
value="org.springframework.web.servlet.view.JstlView"/>

</bean>



<bean id="multipartResolver"class="org.springframework.web.multipart.commons.CommonsMultipartResolver">


<property name="defaultEncoding"value="UTF-8"/>


<property name="maxUploadSize"value="32505856"/><!-- 上传文件大小限制为31M，31*1024*1024 -->


<property name="maxInMemorySize"value="4096"/>

</bean>
</beans>

Spring-Mybatis.xml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:tx="http://www.springframework.org/schema/tx"

xmlns:aop="http://www.springframework.org/schema/aop"xmlns:mvc="http://www.springframework.org/schema/mvc"

xmlns:util="http://www.springframework.org/schema/util"

xsi:schemaLocation="
http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/tx
http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd 


http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-3.0.xsd
">

<!--开启注解支持 -->

<mvc:annotation-driven/>

<!--创建jdbc数据源 -->

<bean id="dataSource"class="org.apache.commons.dbcp.BasicDataSource"


destroy-method="close">


<property name="driverClassName"value="${driver}"/>


<property name="url"value="${url}"/>


<property name="username"value="${username}"/>


<property name="password"value="${password}"/>


<!-- 初始化连接大小 -->


<property name="initialSize"value="0"/>


<!-- 连接池最大使用连接数量 -->


<property name="maxActive"value="20"/>


<!-- 连接池最大空闲 -->


<property name="maxIdle"value="20"/>


<!-- 连接池最小空闲 -->


<property name="minIdle"value="0"/>


<!-- 获取连接最大等待时间 -->


<property name="maxWait"value="60000"/>

</bean>


<!-- mybatis文件 -->

<bean id="sqlSessionFactory"class="org.mybatis.spring.SqlSessionFactoryBean">


<property name="dataSource"ref="dataSource"/>


<!-- 自动扫描entity目录，省略Configuration.xml里手工配置 -->


<property name="mapperLocations"value="classpath:com/meng/po/*.xml"/>

</bean>


<bean id="sqlSession"class="org.mybatis.spring.SqlSessionTemplate">


<constructor-arg index="0"ref="sqlSessionFactory"/>

</bean>


<!-- 配置事务管理器 -->

<bean name="transactionManager"


class="org.springframework.jdbc.datasource.DataSourceTransactionManager">


<property name="dataSource"ref="dataSource"/>

</bean>

<!-- 注解方式配置事物 -->

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


<!-- 拦截器方式配置事物 -->

<tx:advice id="transactionAdvice"transaction-manager="transactionManager">


<tx:attributes>



<tx:method name="save*"propagation="REQUIRED"/>



<tx:method name="update*"propagation="REQUIRED"/>



<tx:method name="insert*"propagation="REQUIRED"/>



<tx:method name="delete*"propagation="REQUIRED"/>



<tx:method name="find*"propagation="REQUIRED"read-only="true"/>



<tx:method name="select*"propagation="REQUIRED"read-only="true"/>



<tx:method name="search*"propagation="REQUIRED"read-only="true"/>



<tx:method name="datagrid*"propagation="REQUIRED"




read-only="true"/>




<tx:method name="*"propagation="REQUIRED"/>


</tx:attributes>

</tx:advice>

<aop:config>


<!--定义在service包和所有子包里的任意类的任意方法的执行 -->


<aop:pointcut id="transactionPointcut"



expression="execution(* com.meng.service..*Impl.*(..))"/>


<aop:advisor pointcut-ref="transactionPointcut"



advice-ref="transactionAdvice"/>

</aop:config>
</beans>

运行环境：windows7+myeclipse 8.5+Tomcat 6.x

数据库：mysql

DEMO经过测试运行没问题，功能比较简单，只是进行整合练习，哪些地方不好大家可以提提意见