SSM三大框架整合案例

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1，首先准备数据库
2，创建动态Web工程

3，导入整合Spring+SpringMVC+Mybatis所需的jar包

Spring的核心包
spring-beans-4.0.0.RELEASE.jar
spring-context-4.0.0.RELEASE.jar
spring-core-4.0.0.RELEASE.jar
spring-expression-4.0.0.RELEASE.jar
commons-logging-1.1.3.jar

Spring的切面包
com.springsource.org.aopalliance-1.0.0.jar
com.springsource.org.aspectj.weaver-1.6.8.RELEASE.jar
spring-aop-4.0.0.RELEASE.jar
spring-aspects-4.0.0.RELEASE.jar

log4j日记包
log4j-1.2.17.jar

mysql驱动和数据库连接池包
c3p0-0.9.1.2.jar
mysql-connector-java-5.1.37-bin.jar

Spring的数据库及事务包
spring-jdbc-4.0.0.RELEASE.jar
spring-orm-4.0.0.RELEASE.jar
spring-tx-4.0.0.RELEASE.jar

SpringMVC的包
spring-web-4.0.0.RELEASE.jar
spring-webmvc-4.0.0.RELEASE.jar

Spring的Hiberante验证包
hibernate-validator-annotation-processor-5.0.0.CR2.jar
hibernate-validator-5.0.0.CR2.jar
validation-api-1.1.0.CR1.jar
jboss-logging-3.1.1.GA.jar
classmate-0.8.0.jar

文件上传包
commons-fileupload-1.2.1.jar
commons-io-1.4.jar

Spring中的Json处理包
jackson-annotations-2.1.5.jar
jackson-core-2.1.5.jar
jackson-databind-2.1.5.jar

MyBatis以及整合包
mybatis-3.4.1.jar
mybatis-spring-1.3.0.jar

JSTL标签库
taglibs-standard-impl-1.2.1.jar
taglibs-standard-spec-1.2.1.jar

4，各种配置文件
1，log4j.properties日记配置文件

# Global logging configuration
log4j.rootLogger=INFO, stdout
# Console output...
log4j.appender.stdout=org.apache.log4j.ConsoleAppender
log4j.appender.stdout.layout=org.apache.log4j.PatternLayout
log4j.appender.stdout.layout.ConversionPattern=%5p [%t] - %m%n

2，jdbc.properties属性配置文件

jdbc.user=root
jdbc.password=root
jdbc.url=jdbc:mysql://localhost:3306/ssm
jdbc.driver=com.mysql.jdbc.Driver
jdbc.initialSize=5
jdbc.maxActive=10

3，Mybatis核心配置文件

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
	<settings>
		<!-- 打开延迟加载的开关 -->
		<setting name="lazyLoadingEnabled" value="true" />
		<!-- 将积极加载改为消极加载 按需加载 -->
		<setting name="aggressiveLazyLoading" value="false" />
	</settings>
</configuration>

4，SpringMVC需要的配置文件

application-mvc.xml配置文件

<?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"
	xmlns:mybatis-spring="http://mybatis.org/schema/mybatis-spring"
	xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:aop="http://www.springframework.org/schema/aop"
	xsi:schemaLocation="http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
		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/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">

	<!-- 扫描springMVC的类和异常处理 -->
	<context:component-scan base-package="com.atguigu" use-default-filters="false">
		<context:include-filter type="annotation" expression="org.springframework.stereotype.Controller"/>
		<context:include-filter type="annotation" expression="org.springframework.web.bind.annotation.ControllerAdvice"/>
	</context:component-scan>

	<!-- 视图解析器 -->
	<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
		<property name="prefix" value="/book/" />
		<property name="suffix" value=".jsp"/>
	</bean>

	<!-- SpringMVC标签的两个mvc标签 -->
	<mvc:default-servlet-handler/>
	<mvc:annotation-driven/>
</beans>

web.xml中的配置

<?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_2_5.xsd"
	id="WebApp_ID" version="2.5">
	<display-name>ssm</display-name>

	<!--	解决乱码的Filter过滤器	 -->
	<filter>
		<filter-name>CharacterEncodingFilter</filter-name>
		<filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
		<init-param>
			<param-name>encoding</param-name>
			<param-value>UTF-8</param-value>
		</init-param>
		<init-param>
			<param-name>forceEncoding</param-name>
			<param-value>true</param-value>
		</init-param>
	</filter>
	<filter-mapping>
		<filter-name>CharacterEncodingFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
	<!-- 支持restful风格的Filter -->
	<filter>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>	
	</filter>
	<filter-mapping>
		<filter-name>HiddenHttpMethodFilter</filter-name>
		<url-pattern>/*</url-pattern>
	</filter-mapping>
		
	<!-- 整合Spring到Web的监听器	-->
	<context-param>
		<param-name>contextConfigLocation</param-name>
		<param-value>classpath:application.xml</param-value>
	</context-param>
	<listener>
		<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
	</listener>
	<!-- SpringMVC的前端控制器 -->
	<servlet>
		<servlet-name>springDispatcherServlet</servlet-name>
		<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
		<init-param>
			<param-name>contextConfigLocation</param-name>
			<param-value>classpath:application-mvc.xml</param-value>
		</init-param>
		<load-on-startup>1</load-on-startup>
	</servlet>

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

</web-app>

5，Spring需要的配置文件 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:aop="http://www.springframework.org/schema/aop"
	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/aop http://www.springframework.org/schema/aop/spring-aop-4.0.xsd
		http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">

	<!-- 扫描除SpringMVC之外所有组件 -->
	<context:component-scan base-package="com.atguigu">
		<context:exclude-filter type="annotation" expression="org.springframework.stereotype.Controller" />
		<context:exclude-filter type="annotation" expression="org.springframework.web.bind.annotation.ControllerAdvice" />
	</context:component-scan>
	
	<!-- 加载jdbc.properties属性配置文件 -->
	<context:property-placeholder location="classpath:jdbc.properties" />
	
	<!-- 配置数据库连接池对象 -->
	<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource">
		<property name="user" value="${jdbc.user}" />
		<property name="password" value="${jdbc.password}" />
		<property name="url" value="${jdbc.url}" />
		<property name="driverClassName" value="${jdbc.driver}" />
		<property name="initialSize" value="${jdbc.initialSize}" />
		<property name="maxActive" value="${jdbc.maxActive}" />
	</bean>
	
	<!-- 配置事务管理器 -->
	<bean id="transactionManager"
		class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="dataSource" />
	</bean>
	
	<!-- Mybatis整合Spring的核心配置之一 -->
	<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="dataSource" ref="dataSource" />
		<property name="configLocation" value="classpath:mybatis-config.xml" />
		<property name="mapperLocations" value="classpath:com/atguigu/dao/*.xml" />
	</bean>
	<!-- Mybatis整合Spring的核心配置之二		老式的将Mapper接口注入到SpringIOC容器中
	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<property name="basePackage" value="com.atguigu.dao"></property>
	</bean>
	 -->
	<!-- Mybatis整合Spring的核心配置之二	扫描并将Mapper接口注入到SpringIOC容器中 -->
	<mybatis-spring:scan base-package="com.atguigu.dao" />

	<!-- 配置事务属性 -->
	<tx:advice id="tx_ssm" transaction-manager="transactionManager">
		<tx:attributes>
			<tx:method name="add*" propagation="REQUIRED" />
			<tx:method name="save*" propagation="REQUIRED" />
			<tx:method name="update*" propagation="REQUIRED" />
			<tx:method name="delete*" propagation="REQUIRED" />
			<tx:method name="*" read-only="true" />
		</tx:attributes>
	</tx:advice>

	<!-- 配置事务切面 -->
	<aop:config>
		<aop:advisor advice-ref="tx_ssm"
			pointcut="execution(public * com..service..*.*(..))" />
	</aop:config>

</beans>