使用Spring时web.xml中的配置:
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
version="3.1">
<!--添加过滤器-->
<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>
<!--配置spring-->
<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:spring-config.xml</param-value>
</init-param>
</servlet>
<servlet-mapping>
<servlet-name>dispatcherServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<!--自定义首页-->
<!-- <welcome-file-list>
<welcome-file>/first/page</welcome-file>
</welcome-file-list>-->
<!--配置404错误页面-->
<error-page>
<error-code>404</error-code>
<location>/error_pages/404.jsp</location>
</error-page>
<!--配置500错误提示-->
<error-page>
<error-code>500</error-code>
<location>/error_pages/500.jsp</location>
</error-page> <!--读取静态文件-->
<servlet-mapping>
<servlet-name>default</servlet-name>
<url-pattern>*.js</url-pattern>
<url-pattern>*.css</url-pattern>
<url-pattern>*.woff</url-pattern>
<url-pattern>*.woff2</url-pattern>
<url-pattern>*.ttf</url-pattern>
<url-pattern>*.png</url-pattern>
<url-pattern>*.jpg</url-pattern>
<url-pattern>*.ogg</url-pattern>
<url-pattern>*.mp4</url-pattern>
</servlet-mapping> </web-app>