javaEE Springmvc,Springmvc整合Mybatis

Springmvc的jar包下载:https://pan.baidu.com/s/1Uu5R96z4LwwtydGq4B60Xg  密码:8c3n

web.xml(Web项目的核心配置文件):

<?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>springmvc-mybatis</display-name>
  
  <context-param>
  	<param-name>contextConfigLocation</param-name>
  	<param-value>classpath:applicationContext.xml</param-value>
  </context-param>
  
  <!-- Spring监听器。(创建Spring容器,单例) -->
  <listener>
  	<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>
  
  <!-- 处理POST提交乱码问题 -->
  <filter>
  	<filter-name>encoding</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>
  </filter>
  
  <filter-mapping>
  	<filter-name>encoding</filter-name>
  	<url-pattern>*.action</url-pattern>
  </filter-mapping>
  
  
  <!-- Springmvc 前端控制器 -->
  <servlet>
  	<servlet-name>springmvc</servlet-name>
  	<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
  	<!-- 通过初始化参数,指定配置文件的位置。 默认找 /WEB-INF/[servlet的名称]-servlet.xml -->
  	<init-param>
  		<param-name>contextConfigLocation</param-name>
  		<param-value>classpath:springmvc.xml</param-value>
  	</init-param>
  </servlet>
  
  <servlet-mapping>
  	<servlet-name>springmvc</servlet-name>
  	<!-- 
  		1. /*  拦截所有,包括.jsp .js .png .css等。不推荐使用  (Struts2核心过滤器中的/*不会拦截.jsp页面等)
  		2. *.action *.do 拦截以.do .action 结尾的请求。     可以使用(一般用于后台)  
  		3. /  拦截所有 (不拦截.jsp;但拦截.js .png .css等) 推荐使用(一般用于前台、面向消费者)  (/ 需要对静态资源放行)
  	 -->
  	<url-pattern>*.action</url-pattern>
  </servlet-mapping>
  
  
  <welcome-file-list>
    <welcome-file>index.html</welcome-file>
    <welcome-file>index.htm</welcome-file>
    <welcome-file>index.jsp</welcome-file>
    <welcome-file>default.html</welcome-file>
    <welcome-file>default.htm</welcome-file>
    <welcome-file>default.jsp</welcome-file>
  </welcome-file-list>
  
</web-app>

src/applicationContext.xml(Spring的核心配置文件):

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:context="http://www.springframework.org/schema/context" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.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
	http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-4.0.xsd">


	<context:property-placeholder location="classpath:db.properties"/>
	
	<!-- 数据库连接池 -->
	<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
		destroy-method="close">
		<property name="driverClassName" value="${jdbc.driver}" />
		<property name="url" value="${jdbc.url}" />
		<property name="username" value="${jdbc.username}" />
		<property name="password" value="${jdbc.password}" />
		<property name="maxActive" value="10" />
		<property name="maxIdle" value="5" />
	</bean>
	
	<!-- Mybatis的工厂 -->
	<bean id="sqlSessionFactoryBean" class="org.mybatis.spring.SqlSessionFactoryBean">
		<property name="dataSource" ref="dataSource"/>
		<!-- 核心配置文件的位置 -->
		<property name="configLocation" value="classpath:sqlMapConfig.xml"/>
	</bean>

	<!-- 扫描Dao层接口(遵循四个原则的接口,动态代理方式)以及同名的xml配置文件(配置原生Sql的配置文件,sqlMapConfig.xml文件中就不需要使用<mappers>标签引入了) -->
	<bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
		<!-- 扫描基本包及其子包下的所有Dao层接口以及对应的同名xml配置文件 -->
		<property name="basePackage" value="com.xxx.springmvc.dao"/>
	</bean>
	
	<!-- 事务管理器 -->
	<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
		<property name="dataSource" ref="dataSource"/>
	</bean>
	
	<!-- 开启事务注解 -->
	<tx:annotation-driven transaction-manager="transactionManager"/>


</beans>

src/springmvc.xml(Springmvc配置文件,其实也是Spring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:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xmlns:mvc="http://www.springframework.org/schema/mvc"
	xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
        http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd
        http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.0.xsd">

       
        <!-- 开启注解扫描。 扫描 @Controler  @Service等注解   -->
        <context:component-scan base-package="com.xxx"/>
        
        <!-- 注解驱动; 指定处理器映射器、处理器适配器; 为适配器指定转换器(适配器会根据需要的接收类型对请求参数自动进行转换) -->
        <mvc:annotation-driven conversion-service="conversionServiceFactory"/>
        
        <!-- 配置Converter转换工厂(对请求参数进行处理转换)。  (可以转换日期格式;可以对请求参数前后空格进行处理等) -->
        <bean id="conversionServiceFactory" class="org.springframework.format.support.FormattingConversionServiceFactoryBean">
        	<!-- 可以配置多个转换器-->
        	<property name="converters">
        		<list>
        			<bean class="com.xxx.springmvc.conversion.DateConveter"/>  <!-- 自定义的日期格式转换器 -->
        		</list>
        	</property>
        </bean>
        
        <!-- 视图解析器 -->
        <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
        	<property name="prefix" value="/WEB-INF/jsp/"/>  <!-- 视图(jsp页面)请求路径的前缀 -->
        	<property name="suffix" value=".jsp"/>      <!-- 后缀 -->
        </bean>
        
   </beans>

src/sqlMapConfig.xml(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>
	<!-- 为类型设置别名 -->
	<typeAliases>
		<package name="com.xxx.springmvc.pojo" />
	</typeAliases>

</configuration>

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转载自blog.csdn.net/houyanhua1/article/details/82801649