电商项目（二十一）项目初始化（Spring、SpringMvc配置）

心已赠人 2021-09-26 14:14 347阅读 0赞

**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_2_5.xsd" id="WebApp_ID" version="2.5">
    
      <display-name>Archetype Created Web Application</display-name>
      
      <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>
    
      
      <listener>
        <listener-class>org.springframework.web.context.request.RequestContextListener</listener-class>
      </listener>
      <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
      </listener>
      <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>
          classpath:applicationContext.xml
        </param-value>
      </context-param>
    
      
      <servlet>
        <servlet-name>dispatcher</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <load-on-startup>1</load-on-startup>
      </servlet>
      <servlet-mapping>
        <servlet-name>dispatcher</servlet-name>
        <url-pattern>*.do</url-pattern>
      </servlet-mapping>
    
    </web-app>

**ApplicationContext.xml：  
![这里写图片描述][70]  
applicationContext.xml**

**applicationContext-datasource：**

<?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:jdbc="http://www.springframework.org/schema/jdbc" xmlns:context="http://www.springframework.org/schema/context" xsi:schemaLocation=" http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd 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">
    
        <context:component-scan base-package="com.mmall" annotation-config="true"/>
    
        <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
            <property name="order" value="2"/>
            <property name="ignoreUnresolvablePlaceholders" value="true"/>
            <property name="locations">
                <list>
                    <value>classpath:datasource.properties</value>
                </list>
            </property>
            <property name="fileEncoding" value="utf-8"/>
        </bean>
    
    
        <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource" destroy-method="close">
            <property name="driverClassName" value="${db.driverClassName}"/>
            <property name="url" value="${db.url}"/>
            <property name="username" value="${db.username}"/>
            <property name="password" value="${db.password}"/>
            
            <property name="initialSize" value="${db.initialSize}"/>
            
            <property name="maxActive" value="${db.maxActive}"/>
            
            <property name="maxIdle" value="${db.maxIdle}"/>
            
            <property name="minIdle" value="${db.minIdle}"/>
            
            <property name="maxWait" value="${db.maxWait}"/>
            
            
            <property name="defaultAutoCommit" value="${db.defaultAutoCommit}"/>
            
            
            
            
            
            <property name="minEvictableIdleTimeMillis" value="${db.minEvictableIdleTimeMillis}"/>
    
            
            <property name="timeBetweenEvictionRunsMillis" value="40000"/>
            
            <property name="testWhileIdle" value="true"/>
            
            <property name="validationQuery" value="SELECT 1 FROM dual"/>
        </bean>
    
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <property name="dataSource" ref="dataSource"/>
            <property name="mapperLocations" value="classpath*:mappers/*Mapper.xml"></property>
    
            
            <property name="plugins">
                <array>
                    <bean class="com.github.pagehelper.PageHelper">
                        <property name="properties">
                            <value>
                                dialect=mysql
                            </value>
                        </property>
                    </bean>
                </array>
            </property>
    
        </bean>
    
        <bean name="mapperScannerConfigurer" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
            <property name="basePackage" value="com.mmall.dao"/>
        </bean>
    
        
        <tx:annotation-driven transaction-manager="transactionManager" proxy-target-class="true" />
        
        <bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
            <property name="dataSource" ref="dataSource"/>
            <property name="rollbackOnCommitFailure" value="true"/>
        </bean>
    
    
    </beans>

**dispatcher-servlet.xml：**

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> ![这里写图片描述][70 1]**

[70]: /images/20210923/6284b65a45a44a9a9d70893f7243525a.png
[https_blog.csdn.net_weixin_41835916]: https://blog.csdn.net/weixin_41835916
[70 1]: /images/20210923/c1ad3c324ead4829a1fe7c5650bfdc68.png