SSM整合之applicationContext.xml（也叫Mybatis-config.xml）文件的详细配置加解释说明，web.xml文件的配置

向右看齐 2021-11-26 13:40 282阅读 0赞

ssm整合，mybatis-config.xml文件的配置信息：

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:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation="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.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.macw" />
    
        
        <context:property-placeholder location="classpath:jdbc.properties" system-properties-mode="NEVER"></context:property-placeholder>
        
        <bean id="ds" class="com.alibaba.druid.pool.DruidDataSource">
            <property name="password" value="${password}"/>
            <property name="username" value="${username}"/>
            <property name="driverClassName" value="${driverClassName}"/>
            <property name="url" value="${url}"/>
            <property name="maxWait" value="${maxWait}"/>
            <property name="maxActive" value="${maxActive}"/>
            <property name="initialSize" value="${initialSize}"/>
        </bean>
        
        <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
            <property name="dataSource" ref="ds"/>
            
            <property name="mapperLocations">
                <list>
                    
                    <value>classpath:com/macw*.xml</value>
                </list>
            </property>
            
            <property name="typeAliasesPackage" value="com.macw.entity"/>
            <property name="configurationProperties">
                <props>
                    <prop key="logImpl">LOG4J</prop>
                </props>
            </property>
        </bean>
        
        <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
            
            <property name="basePackage" value="com.macw.dao"/>
            
        </bean>
        
        
        <context:component-scan base-package="com.macw.service.impl"/>
        
        <bean id="tm" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
            <property name="dataSource" ref="ds"/>
        </bean>
        
        <tx:advice id="ct" transaction-manager="tm">
            
            <tx:attributes>
                
                <tx:method name="select*" read-only="true"/>
                
                <tx:method name="*" propagation="REQUIRED"/>
            </tx:attributes>
        </tx:advice>
        
        <aop:config>
            <aop:pointcut id="pc" expression="execution(* com.macw.service..*.*(..))"/>
            <aop:advisor advice-ref="ct" pointcut-ref="pc"/>
        </aop:config>
    </beans>

小配置文件jdbc.properties

username=hr
    password=hr
    url=jdbc:oracle:thin:@localhost:1521:xe
    driverClassName=oracle.jdbc.OracleDriver
    initialSize=10
    maxActive=15
    maxWait=10000

web.xml文件配置信息：

<!DOCTYPE web-app PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" "http://java.sun.com/dtd/web-app_2_3.dtd" >
    
    <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
    
    
    
      
      <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>/WEB-INF/mybatis-config.xml</param-value>
      </context-param>
      <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
      </listener>
      
      <servlet>
        <servlet-name>springmvc</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <init-param>
          <param-name>contextConfigLocation</param-name>
          <param-value>/WEB-INF/spring-config.xml</param-value>
        </init-param>
        <load-on-startup>1</load-on-startup>
      </servlet>
      <display-name>Archetype Created Web Application</display-name>
    
      <servlet-mapping>
        <servlet-name>springmvc</servlet-name>
        <url-pattern>/</url-pattern>
      </servlet-mapping>
    
      
      <filter>
        <filter-name>encodingFilter</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>encodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
      </filter-mapping>
      
      <servlet-mapping>
        <servlet-name>default</servlet-name>
        <url-pattern>*.js</url-pattern>
        <url-pattern>*.css</url-pattern>
        <url-pattern>*.jpg</url-pattern>
        <url-pattern>*.png</url-pattern>
        <url-pattern>*.PNG</url-pattern>
        <url-pattern>*.gif</url-pattern>
        <url-pattern>*.json</url-pattern>
        <url-pattern>*.html</url-pattern>
      </servlet-mapping>
    
      
      <error-page>
        <error-code>404</error-code>
        <location>/404.html</location>
      </error-page>
      <welcome-file-list>
        <welcome-file>index.jsp</welcome-file>
      </welcome-file-list>
    
    </web-app>