SSM框架搭建

1.整合spring   mybatis   

配置文件  spring-mybatis.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: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-3.1.xsd                            http://www.springframework.org/schema/context                            http://www.springframework.org/schema/context/spring-context-3.1.xsd                            http://www.springframework.org/schema/mvc                            http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">      <!-- 自动扫描 -->      <context:component-scan base-package="com.cn.jgweb" />      <!-- 引入配置文件 -->      <bean id="propertyConfigurer"          class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">          <property name="location" value="classpath:jdbc.properties" />      </bean>    <!-- 数据源配置 --><bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource"  destroy-method="close"><property name="driverClass" value="${jdbc.driverClassName}" /><property name="jdbcUrl" value="${jdbc.url}" /><property name="user" value="${jdbc.username}" /><property name="password" value="${jdbc.password}" /><!-- 连接池配置 --><property name="acquireIncrement" value="${c3p0.acquireIncrement}"></property><property name="autoCommitOnClose" value="${c3p0.autoCommitOnClose}"></property><property name="idleConnectionTestPeriod" value="${c3p0.idleConnectionTestPeriod}"></property><property name="initialPoolSize" value="${c3p0.initialPoolSize}"></property><property name="maxIdleTime" value="${c3p0.maxIdleTime}"></property><property name="maxPoolSize" value="${c3p0.maxPoolSize}"></property><property name="numHelperThreads" value="${c3p0.numHelperThreads}"></property></bean>      <!-- spring和MyBatis完美整合，不需要mybatis的配置映射文件 -->      <bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">          <property name="dataSource" ref="dataSource" />         <!--  <property name="configLocation" value="classpath:mybatis-config.xml"></property>  -->         <!-- 自动扫描mapping.xml文件 -->          <property name="mapperLocations" value="classpath:com/cn/jgweb/mapper/xml/*.xml"></property>    </bean>        <!-- DAO接口所在包名，Spring会自动查找其下的类 -->      <bean class="org.mybatis.spring.mapper.MapperScannerConfigurer">          <property name="basePackage" value="com.cn.jgweb.mapper" />         <!-- <property name="mapperInterface" value="com.cn.hnust.mapper.UserMapper"></property>   -->         <property name="sqlSessionFactory" ref="sqlSessionFactory"></property>      </bean>    <bean class="com.cn.jgweb.service.ApplicationListenerImpl"/>    <!-- (事务管理)transaction manager, use JtaTransactionManager for global tx -->      <bean id="transactionManager"          class="org.springframework.jdbc.datasource.DataSourceTransactionManager">          <property name="dataSource" ref="dataSource" />      </bean>      </beans>  

jdbc.properties

jdbc.driverClassName=com.mysql.jdbc.Driverjdbc.url=jdbc:mysql://localhost:3306/ssm?useUnicode=true&characterEncoding=UTF-8&noAccessToProcedureBodies=truejdbc.username=root#jdbc.password=5770693jdbc.password=123456c3p0.acquireIncrement=5c3p0.autoCommitOnClose=falsec3p0.idleConnectionTestPeriod=60c3p0.initialPoolSize=30c3p0.maxIdleTime=30c3p0.maxPoolSize=300c3p0.numHelperThreads=5

log4j.properties

log4j.rootLogger=INFO,Console,File  #定义日志输出目的地为控制台  log4j.appender.Console=org.apache.log4j.ConsoleAppender  log4j.appender.Console.Target=System.out  #可以灵活地指定日志输出格式，下面一行是指定具体的格式  log4j.appender.Console.layout = org.apache.log4j.PatternLayout  log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n    #文件大小到达指定尺寸的时候产生一个新的文件  log4j.appender.File = org.apache.log4j.RollingFileAppender  #指定输出目录  log4j.appender.File.File = logs/ssm.log  #定义文件最大大小  log4j.appender.File.MaxFileSize = 10MB  # 输出所以日志，如果换成DEBUG表示输出DEBUG以上级别日志  log4j.appender.File.Threshold = ALL  log4j.appender.File.layout = org.apache.log4j.PatternLayout  log4j.appender.File.layout.ConversionPattern =[%p] [%d{yyyy-MM-dd HH\:mm\:ss}][%c]%m%n  

spring-mvc.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: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-3.1.xsd                            http://www.springframework.org/schema/context                            http://www.springframework.org/schema/context/spring-context-3.1.xsd                            http://www.springframework.org/schema/mvc                            http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">      <!-- 自动扫描该包，使SpringMVC认为包下用了@controller注解的类是控制器 -->      <context:component-scan base-package="com.cn.jgweb.controller" />      <!--避免IE执行AJAX时，返回JSON出现下载文件 -->      <bean id="mappingJacksonHttpMessageConverter"          class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">          <property name="supportedMediaTypes">              <list>                  <value>text/html;charset=UTF-8</value>              </list>          </property>      </bean>      <!-- 启动SpringMVC的注解功能，完成请求和注解POJO的映射 -->      <bean          class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">          <property name="messageConverters">              <list>                  <ref bean="mappingJacksonHttpMessageConverter" /> <!-- JSON转换器 -->              </list>          </property>      </bean>      <!--不拦截静态资源文件  -->        <mvc:annotation-driven /> <mvc:resources location="/image/" mapping="/image/**"/> <mvc:resources location="/css/" mapping="/css/**"/> <mvc:resources location="/js/" mapping="/js/**"/>             <!-- 定义跳转的文件的前后缀 ，视图模式配置-->      <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">          <!-- 这里的配置我的理解是自动给后面action的方法return的字符串加上前缀和后缀，变成一个 可用的url地址 -->          <property name="prefix" value="/WEB-INF/jsp/" />          <property name="suffix" value=".jsp" />      </bean>            <!-- 配置文件上传，如果没有使用文件上传可以不用配置，当然如果不配，那么配置文件中也不必引入上传组件包 -->      <bean id="multipartResolver"            class="org.springframework.web.multipart.commons.CommonsMultipartResolver">            <!-- 默认编码 -->          <property name="defaultEncoding" value="utf-8" />            <!-- 文件大小最大值 -->          <property name="maxUploadSize" value="10485760000" />            <!-- 内存中的最大值 -->          <property name="maxInMemorySize" value="40960" />        </bean>  

   <mvc:interceptors>      <!-- 使用bean定义一个Interceptor，直接定义在mvc:interceptors根下面的Interceptor将拦截所有的请求   -->    <mvc:interceptor>          <mvc:mapping path="/xxx/xxx"/>          <mvc:mapping path="/xxx/xxx"/>          <mvc:mapping path="/xxx/xxx"/>       <!--    定义在mvc:interceptor下面的表示是对特定的请求才进行拦截的   -->        <bean class="com.cn.jgweb.api.interceptor.xxxInterceptor"/>      </mvc:interceptor> 

</mvc:interceptors> 

    

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" version="3.0">  <display-name>jgjr</display-name>  <context-param>    <param-name>contextConfigLocation</param-name>    <param-value>classpath:spring-mybatis.xml</param-value>  </context-param>  <filter>    <filter-name>encodingFilter</filter-name>    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>    <async-supported>true</async-supported>    <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>  <listener>    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>  </listener>  <listener>    <listener-class>org.springframework.web.util.IntrospectorCleanupListener</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>classpath:springmvc.xml</param-value>    </init-param>    <load-on-startup>1</load-on-startup>    <async-supported>true</async-supported>  </servlet>  <servlet-mapping>    <servlet-name>SpringMVC</servlet-name>    <url-pattern>/</url-pattern>  </servlet-mapping>  <welcome-file-list>    <welcome-file>/index.jsp</welcome-file>  </welcome-file-list></web-app>  </beans>