• SpringMVC02静态资源的访问


    复制代码
    <%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
    <%
    String path = request.getContextPath();
    String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
    %>
    
    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
    <html>
      <head>
        <base href="<%=basePath%>">
        
        <title>My JSP 'index.jsp' starting page</title>
        
        <meta http-equiv="pragma" content="no-cache">
        <meta http-equiv="cache-control" content="no-cache">
        <meta http-equiv="expires" content="0">    
        <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
        <meta http-equiv="description" content="This is my page">
        
     <link rel="stylesheet" type="text/css" href="statics/css/style.css">
      <script type="text/javascript" src="statics/js/jquery-1.8.3.js"></script>
      <script type="text/javascript">
      
         $(function(){
             alert("哈哈哈!");
         })
      
      </script>
      
      
      </head>
      
      <body>
       哈哈 
       <img  src="statics/images/cat.jpg" alt="没有图片">
      </body>
    </html>
    复制代码
    jsp文件夹下面的index.jsp文件

    如果没有配置静态资源访问,那么页面上是没有任何效果的!因为我们配置的核心控制的url 为 /

    所以这些静态的资源路径页会被拦截!两种方式解决,推荐使用后者

    复制代码
    <?xml version="1.0" encoding="UTF-8"?>
    <web-app version="2.5" 
        xmlns="http://java.sun.com/xml/ns/javaee" 
        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
        xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
        http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd">
      <display-name></display-name>    
      
      <!--  设置静态文件访问  -->
      <servlet-mapping>
        <servlet-name>default</servlet-name>
        <url-pattern>*.jpg</url-pattern>
      </servlet-mapping>
      
      <servlet-mapping>
        <servlet-name>default</servlet-name>
        <url-pattern>*.js</url-pattern>
      </servlet-mapping>
      
      <servlet-mapping>
        <servlet-name>default</servlet-name>
        <url-pattern>*.css</url-pattern>
      </servlet-mapping>
      
      
      <!--配置springmvc的核心控制器  -->
      <servlet>
        <servlet-name>springmvc</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <!--  配置spring配置文件的位置 以及名称 -->
        <init-param>
         <param-name>contextConfigLocation</param-name>
         <param-value>classpath:/springmvc-servlet.xml</param-value>
        </init-param>
      </servlet>
      
      <servlet-mapping>
        <servlet-name>springmvc</servlet-name>
        <url-pattern>/</url-pattern>
      </servlet-mapping>
      
    </web-app>
    复制代码
    1.修改web.xml文件
    复制代码
    <?xml version="1.0" encoding="UTF-8"?>
    <beans xmlns="http://www.springframework.org/schema/beans"
        xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="
            http://www.springframework.org/schema/beans 
            http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
            http://www.springframework.org/schema/mvc
            http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd">
    
        <!-- 处理器映射器 -->
        <bean class="org.springframework.web.servlet.handler.SimpleUrlHandlerMapping">
            <property name="urlMap">
                <map>
                    <entry key="/hello1" value="myController" />
                    <entry key="/hello2" value="myController" />
                    <entry key="/hello3" value="myController" />
                </map>
            </property>
            <!-- <property name="mappings">
                   <props> 
                    <prop key="/hello1">myController</prop> 
                    <prop key="/hello2">myController</prop>
                    <prop key="/hello3">myController</prop> 
                   </props>
                 </property> -->
        </bean>
    
        <!-- 配置静态资源的访问 **代表子文件下面的所有文件 -->
        <mvc:resources location="/statics/" mapping="/statics/**" />
        <!-- 处理器 -->
        <bean id="myController" class="cn.bdqn.controller.MyController" />
    
        <!-- 配置视图解析器 -->
        <bean
            class="org.springframework.web.servlet.view.InternalResourceViewResolver">
            <property name="prefix" value="/WEB-INF/jsp/" />
            <property name="suffix" value=".jsp" />
        </bean>
    </beans>
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  • 原文地址:https://www.cnblogs.com/HHR-SUN/p/7216998.html
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