ssm集成--多模块

1.流程图

2.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">
  <display-name>Archetype Created Web Application</display-name>
  <!--spring-->
  <context-param>
    <param-name>contextConfigLocation</param-name>
    <param-value>
      classpath*:application-service.xml
    </param-value>
  </context-param>
  <listener>
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
  </listener>

  <!--springmvc-->
  <servlet>
    <servlet-name>DispatcherServlet</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>DispatcherServlet</servlet-name>
    <url-pattern>/</url-pattern>
  </servlet-mapping>

  <!-- 解决前端传输中文编码乱码问题 -->
  <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>

</web-app>

3.cotroller中application-mvc.xml

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

    <!-- 开启springmvc对注解的支持 -->
    <mvc:annotation-driven/>

    <!-- 使用默认的静态资源处理Servlet处理静态资源，需配合web.xml中配置静态资源访问的servlet -->
    <mvc:default-servlet-handler/>

    <!-- 自动扫描springmvc控制器 -->
    <context:component-scan base-package="cn.fifdistrict.dms.web.controller"/>

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

    <!-- 文件上传解析器 -->
    <bean id="multipartResolver"
          class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
        <property name="maxUploadSize" value="#{1024*1024*100}"></property>
    </bean>

    <!-- 配置jackson处理JSON数据 -->
    <bean id="stringConverter"
          class="org.springframework.http.converter.StringHttpMessageConverter">
        <constructor-arg value="UTF-8" index="0"/>
        <property name="supportedMediaTypes">
            <list>
                <value>text/plain;charset=UTF-8</value>
            </list>
        </property>
    </bean>
    <bean id="jsonConverter"
          class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter"></bean>

4.serviece层application-service.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:tx="http://www.springframework.org/schema/tx"
       xmlns:aop="http://www.springframework.org/schema/aop"
       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/context http://www.springframework.org/schema/context/spring-context.xsd">

    <import resource="classpath*:application-mapper.xml"/>
    <!--扫描的包-->
    <context:component-scan base-package="cn.fifdistrict.dms.service"/>


    <!-- 事务管理器 -->
    <bean id="transactionManager"
          class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
        <property name="dataSource" ref="dataSource"/>
    </bean>
    <!--注解是事务：crm-service层非base方法，可以使用-->
    <tx:annotation-driven transaction-manager="transactionManager"/>


    <!-- aop应用事务管理：注意针对basic-core上的BaseService层事务 -->
    <tx:advice id="txAdvice" transaction-manager="transactionManager">
        <tx:attributes>
            <tx:method name="find*" read-only="true" />
            <tx:method name="get*" read-only="true" />
            <tx:method name="select*" read-only="true" />
            <tx:method name="load*" read-only="true" />
            <tx:method name="search*" read-only="true" />
            <tx:method name="query*" read-only="true" />
            <tx:method name="*" propagation="REQUIRED" />
        </tx:attributes>
    </tx:advice>
    <aop:config>
        <!--
        所有service事务
        <aop:pointcut expression="execution(* cn.fifdistrict.*.service..*.*(..))"-->
        <!--id="servicePointcut" />-->
        <!--只针对basic事务-->
        <aop:pointcut expression="execution(* cn.fifdistrict.basic.service..*.*(..))"
                      id="servicePointcut" />
        <aop:advisor advice-ref="txAdvice" pointcut-ref="servicePointcut" />
    </aop:config>

</beans>
5.mapper层配置文件

.application-mappar.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       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">

    <!-- 配置属性资源文件 -->
    <context:property-placeholder location="classpath*:jdbc.properties"/>

    <!-- 配置连接池 -->
    <bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource">
        <property name="username" value="${jdbc.username}"></property>
        <property name="password" value="${jdbc.password}"></property>
        <property name="url" value="${jdbc.url}"></property>
        <property name="driverClassName" value="${jdbc.driverClassName}"></property>
    </bean>
    <!-- 配置mybatis sqlsessionfactory -->
    <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <!-- 配置数据源 -->
        <property name="dataSource" ref="dataSource"/>
        <!-- 配置mybatis的映射器的路径 -->
        <property name="mapperLocations"
                  value="classpath*:cn/fifdistrict/dms/mapper/*Mapper.xml"/>
        <!-- 配置需要取类型别名的包名; -->
        <property name="typeAliasesPackage" value="cn.fifdistrict.dms.domain,cn.fifdistrict.dms.query"/>
        <property name="plugins">
            <array>
                <bean class="com.github.pagehelper.PageInterceptor">
                    <property name="properties">
                        <value>
                            helperDialect=mysql
                        </value>
                    </property>
                </bean>
            </array>
        </property>

    </bean>
    <!-- 配置自动扫描mybatis映射器，自动创建映射器对象 -->
    <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <!-- 会根据cn.fifdistrict.crm.mapper包中定义的接口，自动创建Mapper对象；bean的名为接口的名字（首字母小写） -->
        <property name="basePackage" value="cn.fifdistrict.dms.mapper"/>
    </bean>


</beans>