Spring MVC 的核心应用-1

使用Spring MVC实现登录、注销

配置文件applicationcontext-jdbc.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:p="http://www.springframework.org/schema/p"
         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-2.5.xsd
             http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd
             http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd
             http://www.springframework.org/schema/context
             http://www.springframework.org/schema/context/spring-context.xsd">
     <!--
         使spring扫描包下的所有类，让标注spring注解的类生效
         若扫描到有@Component @Controller@Service等这些注解的类，则把这些类注册为bean
     -->
     <context:component-scan base-package="cn.smbms.service"/>
     <context:component-scan base-package="cn.smbms.dao"/>
 </beans>

配置web.xml

 <web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" 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>springMVC</display-name>
   <welcome-file-list>
     <welcome-file>/WEB-INF/jsp/login.jsp</welcome-file>
   </welcome-file-list>
   <context-param>
     <param-name>contextConfigLocation</param-name>
     <param-value>classpath:applicationContext-*.xml</param-value>
   </context-param>
   <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>
     <init-param>
       <param-name>forceEncoding</param-name>
       <param-value>true</param-value>
     </init-param>
   </filter>
   <filter-mapping>
     <filter-name>encodingFilter</filter-name>
     <url-pattern>/*</url-pattern>
   </filter-mapping>
   <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-servlet.xml</param-value>
     </init-param>
     <load-on-startup>1</load-on-startup>
   </servlet>
   <servlet-mapping>
     <servlet-name>springmvc</servlet-name>
     <url-pattern>/</url-pattern>
   </servlet-mapping>
   <context-param>
     <param-name>log4jConfigLocation</param-name>
     <param-value>classpath:log4j.properties</param-value>
   </context-param>
   <context-param>
     <param-name>webAppRootKey</param-name>
     <param-value>SMBMS_C09_04.root</param-value>
   </context-param>
   <listener>
     <listener-class>
             org.springframework.web.util.Log4jConfigListener
     </listener-class>
   </listener>
   <listener>
     <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
   </listener>
 </web-app>

配置Springmvc-servlet.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:mvc="http://www.springframework.org/schema/mvc"
     xmlns:p="http://www.springframework.org/schema/p"
     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/context
         http://www.springframework.org/schema/context/spring-context.xsd
         http://www.springframework.org/schema/mvc
         http://www.springframework.org/schema/mvc/spring-mvc.xsd">

     <context:component-scan base-package="cn.smbms.controller"/>
     <mvc:annotation-driven/>
     <mvc:resources mapping="/statics/**" location="/statics/" />
     <!-- 完成视图的对应 -->
     <!-- 对转向页面的路径解析。prefix：前缀， suffix：后缀 -->
     <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" >
         <property name="prefix" value="/WEB-INF/jsp/"/>
         <property name="suffix" value=".jsp"/>
     </bean>

 </beans>

静态资源文件的引用