web.xml

<?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">

    <!-- ===================== SpringMVC配置 ===================== -->
    <!-- 配置SpringMVC前端控制器，负责处理所有请求 -->
    <servlet>
        <servlet-name>springDispatcherServlet</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <!-- 加载配置文件 -->
        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath:config/springmvcConfig.xml</param-value>
        </init-param>
        <!-- 随容器启动 -->
        <load-on-startup>1</load-on-startup>
    </servlet>

    <!-- 将所有以 .action 结束请求，交给springMVC前端控制器处理 -->
    <servlet-mapping>
        <servlet-name>springDispatcherServlet</servlet-name>
        <url-pattern>*.action</url-pattern>
    </servlet-mapping>




    <!-- ===================== Spring配置 ===================== -->
    <!-- 配置spring环境 -->
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:config/springConfig.xml</param-value>
    </context-param>

    <!-- 使用过滤器加载spring配置文件 -->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>


    <!-- 注册编码过滤器 -->
    <filter>
        <filter-name>charset</filter-name>
        <filter-class>com.project.filter.CharsetFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>charset</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
</web-app>

springConfig.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"
    xsi:schemaLocation="
        http://www.springframework.org/schema/beans 
        http://www.springframework.org/schema/beans/spring-beans.xsd
        http://www.springframework.org/schema/tx 
        http://www.springframework.org/schema/tx/spring-tx.xsd
        http://www.springframework.org/schema/aop 
        http://www.springframework.org/schema/aop/spring-aop.xsd
        http://www.springframework.org/schema/mvc
        http://www.springframework.org/schema/mvc/spring-mvc.xsd
        http://www.springframework.org/schema/context 
        http://www.springframework.org/schema/context/spring-context.xsd
        http://www.springframework.org/schema/contexthttp://www.springframework.org/schema/context/spring-context-2.5.xsd">

    <!-- 开启自动扫描组件 -->
    <context:component-scan
        base-package="com.project.service"></context:component-scan>

    <!-- ===================整合Mybatis=================== -->
    <!-- 配置数据库环境 -->
    <bean id="dataSource"
        class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <!-- mysql url -->
        <property name="url"
            value="jdbc:mysql://localhost:3306/mybaits"></property>
        <!-- 驱动 -->
        <property name="driverClassName"
            value="com.mysql.jdbc.Driver"></property>
        <!-- 用户名密码 -->
        <property name="username" value="root"></property>
        <property name="password" value=""></property>
    </bean>

    <!-- 创建数据库映射器，扫描包下所有接口，并为其创建动态代理类 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.project.dao" />
    </bean>

    <!-- 配置 Mybatis 的 SqlSessionFactory -->
    <bean id="sqlSessionFactory"
        class="org.mybatis.spring.SqlSessionFactoryBean">
        <!-- 指定数据库环境 -->
        <property name="dataSource" ref="dataSource"></property>
        <!-- 指定Mybatis配置文件 -->
        <property name="configLocation"
            value="classpath:config/mybatisConfig.xml"></property>
        <!-- 指定Mybatis映射文件，*.xml 会匹配所有xml文件 -->
        <!-- <property name="mapperLocations" value="classpath:com/project/mapper/*.xml"></property> -->
    </bean>

    <!-- 创建事务管理器：针对jdbc或Mybatis的事务管理器 -->
    <bean id="transactionManager"
        class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <!-- 指定环境， name的dataSource是固定写法，ref是前面创建的环境id -->
        <property name="dataSource" ref="dataSource"></property>
    </bean>

</beans>

springmvcConfig.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:tx="http://www.springframework.org/schema/tx" 
    xmlns:context="http://www.springframework.org/schema/context"
    xsi:schemaLocation="
    http://www.springframework.org/schema/beans 
    http://www.springframework.org/schema/beans/spring-beans.xsd
    http://www.springframework.org/schema/tx 
    http://www.springframework.org/schema/tx/spring-tx.xsd
    http://www.springframework.org/schema/aop 
    http://www.springframework.org/schema/aop/spring-aop.xsd
    http://www.springframework.org/schema/mvc
    http://www.springframework.org/schema/mvc/spring-mvc.xsd
    http://www.springframework.org/schema/context
    http://www.springframework.org/schema/context/spring-context.xsd"
    > 
    
    <!-- spring包扫描功能 -->
    <context:component-scan base-package="com.project.action"/>
    
    <!-- 配置注解映射处理器 -->
    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping" />

    <!-- 配置注解处理器适配器 -->
    <bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter"></bean>

    <!-- 配置视图解析器 -->
    <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
    <!-- 设置视图前缀、后缀 -->
        <property name="prefix" value="jsp/"></property>
    <!--    <property name="suffix" value=".jsp"></property> -->
    </bean>
</beans>

mabatisConfig.xml

<?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>
        <!-- 配置log4j日志信息 -->
        <setting name="logImpl" value="LOG4J"></setting>
    </settings>
    
    <!-- 别名 -->
    <typeAliases>
        <typeAlias type="com.project.bean.UserBean" alias="UserBean" />
    </typeAliases>

    <!-- 加载映射文件，也可在 spring 配置文件中加载 -->
<!--    <mappers>
        <mapper resource="com/project/mapper/UserMapper.xml" />
    </mappers> -->
</configuration>