SSM整合

web.xml配置：

<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="WebApp_ID" version="3.0">
        <!-- 配置spring -->
        <display-name>mybatis_SSM</display-name>

	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classPath:applicationContext.xml</param-value>
	</context-param>

	<!-- Bootstraps the root web application context before servlet initialization -->
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>

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

	<!-- Map all requests to the DispatcherServlet for handling -->
	<servlet-mapping>
		<servlet-name>springMVC</servlet-name>
		<url-pattern>url</url-pattern>
	</servlet-mapping>

</web-app>

配置springMVC:  springMVC-servlet.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:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
		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-4.0.xsd">

	
	<context:component-scan base-package="com.uban.mybatis" use-default-filters="false">
		<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
	</context:component-scan>
	
	<!-- 視圖解析器 -->
	<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<property name="prefix" value="/WEB-INF/pages/"></property>
		<property name="suffix" value=".jsp"></property>
	</bean>
	
	<mvc:annotation-driven></mvc:annotation-driven>
	<mvc:default-servlet-handler/>
</beans>

配置spring：applicationContext.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:mybatis-spring="http://mybatis.org/schema/mybatis-spring"
	xsi:schemaLocation="http://mybatis.org/schema/mybatis-spring http://mybatis.org/schema/mybatis-spring-1.2.xsd
		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-4.0.xsd
		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">
	
	<!-- 管理所有的業務邏輯組件 -->
	<context:component-scan base-package="com.uban.mybatis" use-default-filters="false">
		<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
	</context:component-scan> 
	
	<!-- 引入數據庫的配置文件 -->
	<!-- <context:property-placeholder location="classPath:dbconfig.properties"/> -->
	
	<!-- spring用來控制業務邏輯。數據源，事務控制，AOP -->
	<bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource">
		<property name="jdbcUrl" value="com.mysql.jdbc.Driver" />
		<property name="driverClass" value="jdbc:mysql://localhost:3306/mybatis" />
		<property name="user" value="root" />
		<property name="password" value="1234" />
	</bean>
	
	<!-- 事務管理器 -->
	
	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource" />
    </bean>
    
    <!-- 開啓基於註解的事務 -->
	<tx:annotation-driven transaction-manager="transactionManager"/>
	
	<!-- 整合mybatis 
			1,spring管理所有組件，mapper的實現類
			2,spring用來管理事務-->
	
	<!-- 創建出 sqlSessionFactory對象-->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource" />
        <!-- 指定配置文件的位置 -->
        <property name="configLocation" value="classPath:mybatis-config.xml" />
        <!-- 指定mapper文件的位置 -->
        <property name="mapperLocations" value="classPath:mybatis/mapper/*.xml"></property>
    </bean>
    
    <!-- 掃描所有的mapper接口，讓這些mapper可以自動注入
    		指定mapper接口所在的包 -->	
	<mybatis-spring:scan base-package="com.uban.mybatis.dao"/>
	<!-- 與上面功能相同，老項目經常用 -->
	<!-- <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<property name="basePackage" value="com.uban.mybatis.dao"></property>	
	</bean> -->
</beans>