18.SSM整合_搭建开发环境

1 <!-- 指定 Spring 配置文件的位置  -->
2   <!-- 这里指定的Spring的配置文件，是整个SSM项目的总的容器，其中注册了数据源、事务管理、service、dao的Bean等  -->
3   <context-param>
4       <param-name>contextConfigLocation</param-name>
5       <param-value>classpath:resources/spring-*.xml</param-value>
6   </context-param>

1  <!-- 注册ServletContext 监听器 ，创建Spring容器-->
2   <!-- 用于创建Spring 容器  及将创建好的 Spring容器对象放入到ServletContext的域属性空间中。保证了整个应用中 Spring容器的唯一性 -->
3   <listener>
4       <listener-class>
5           org.springframework.web.context.ContextLoaderListener
6       </listener-class>
7   </listener>

 1 <!-- 注册字符集过滤器（只对Post 请求产生作用）-->
 2   <filter>
 3       <filter-name>CharacterEncodingFilter</filter-name>
 4       <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> 
 5       <init-param>
 6           <param-name>encoding</param-name>
 7           <param-value>utf-8</param-value>
 8       </init-param>
 9       <init-param>
10           <param-name>forceEncoding</param-name>
11           <param-value>true</param-value>
12       </init-param>
13   </filter>
14   
15   <filter-mapping>
16       <filter-name>CharacterEncodingFilter</filter-name>
17       <url-pattern>/*</url-pattern>
18   </filter-mapping>

 1 <!-- 配置中央调度器 -->
 2   <servlet>
 3       <servlet-name>springmvc</servlet-name>
 4       <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> 
 5     <init-param>
 6         <param-name>contextConfigLocation</param-name>
 7         <param-value>classpath:resources/spring-mvc.xml</param-value>
 8     </init-param> 
 9     <load-on-startup>1</load-on-startup>
10   </servlet>