• spring之文件上传


     1 <%@ page language="java" contentType="text/html; charset=UTF-8"
     2     pageEncoding="UTF-8"%>
     3 <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
     4 <html>
     5 <head>
     6 <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     7 <title>Insert title here</title>
     8 </head>
     9 <body>
    10     <form action="springmvc/fileUpload" method="POST" enctype="multipart/form-data">
    11         <input type="file" name="img"></br>
    12         <input type="submit" value="上传">
    13     </form>
    14 </body>
    15 </html>
     1 package com.bjsxt.handlers;
     2 
     3 import java.io.File;
     4 import java.io.IOException;
     5 
     6 import org.springframework.context.annotation.Scope;
     7 import org.springframework.stereotype.Controller;
     8 import org.springframework.web.bind.annotation.RequestMapping;
     9 import org.springframework.web.multipart.MultipartFile;
    10 import org.springframework.web.servlet.ModelAndView;
    11 
    12 //后端控制器
    13 @Controller //该注解表将当前类交给spring容器管理
    14 @Scope("prototype")
    15 @RequestMapping("/springmvc")  //该注解起到限定范围的作用
    16 public class MyController{
    17     @RequestMapping("/fileUpload")
    18     public String fileUpload(MultipartFile img){
    19         String path="d:/";
    20         String fileName = img.getOriginalFilename();
    21         File file = new File(path, fileName );
    22         try {
    23             img.transferTo(file);
    24         } catch (IllegalStateException e) {
    25             e.printStackTrace();
    26         } catch (IOException e) {
    27             e.printStackTrace();
    28         }
    29         
    30         return "welcome";
    31     }
    32 
    33 }
     1 <?xml version="1.0" encoding="UTF-8"?>
     2 <beans xmlns="http://www.springframework.org/schema/beans"
     3     xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     4     xmlns:context="http://www.springframework.org/schema/context" 
     5     xmlns:mvc="http://www.springframework.org/schema/mvc"
     6     xmlns:tx="http://www.springframework.org/schema/tx"
     7     xmlns:aop="http://www.springframework.org/schema/aop"
     8     xsi:schemaLocation="
     9         http://www.springframework.org/schema/beans 
    10         http://www.springframework.org/schema/beans/spring-beans.xsd
    11         http://www.springframework.org/schema/tx 
    12         http://www.springframework.org/schema/tx/spring-tx.xsd
    13         http://www.springframework.org/schema/aop 
    14         http://www.springframework.org/schema/aop/spring-aop.xsd
    15         http://www.springframework.org/schema/mvc
    16         http://www.springframework.org/schema/mvc/spring-mvc.xsd
    17         http://www.springframework.org/schema/context 
    18         http://www.springframework.org/schema/context/spring-context.xsd">
    19     <!-- 注册组件扫描器 -->
    20     <context:component-scan base-package="com.bjsxt.handlers"></context:component-scan>
    21     <!-- 注册注解驱动 -->
    22     <mvc:annotation-driven/>
    23     <!-- 注册视图解析器 -->
    24     <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
    25         <property name="prefix" value="/jsp/"></property>
    26         <property name="suffix" value=".jsp"></property>
    27     </bean>
    28     <!-- 注册文件上传解析器 -->
    29     <bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
    30         <property name="defaultEncoding" value="utf-8"></property>
    31     </bean>
    32         
    33     <!-- 静态资源无法访问第二种解决方案 -->
    34     <!-- <mvc:default-servlet-handler/> -->
    35     <!-- 静态资源无法访问第三种解决方案 -->
    36     <mvc:resources location="/images/" mapping="/images/**"></mvc:resources>
    37 </beans>
     1 <?xml version="1.0" encoding="UTF-8"?>
     2 <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_2_5.xsd" id="WebApp_ID" version="2.5">
     3   <display-name>springmvc-01-primary</display-name>
     4   <welcome-file-list>
     5     <welcome-file>index.jsp</welcome-file>
     6   </welcome-file-list>
     7   <!-- 静态资源无法访问第一种解决方案 -->
     8   <!-- 
     9   <servlet-mapping>
    10       <servlet-name>default</servlet-name>
    11       <url-pattern>*.png</url-pattern>
    12   </servlet-mapping>
    13   <servlet-mapping>
    14       <servlet-name>default</servlet-name>
    15       <url-pattern>*.js</url-pattern>
    16   </servlet-mapping>
    17   <servlet-mapping>
    18       <servlet-name>default</servlet-name>
    19       <url-pattern>*.css</url-pattern>
    20   </servlet-mapping>
    21    -->
    22   <!-- 注册springmvc前端控制器(中央调度器) -->
    23   <servlet>
    24       <servlet-name>springmvc</servlet-name>
    25       <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
    26       <!-- 指定springmvc配置文件的路径以及名称 -->
    27       <init-param>
    28           <param-name>contextConfigLocation</param-name>
    29           <param-value>classpath:springmvc.xml</param-value>
    30       </init-param>
    31   </servlet>
    32   <servlet-mapping>
    33       <servlet-name>springmvc</servlet-name>
    34       <url-pattern>/</url-pattern>
    35   </servlet-mapping>
    36 </web-app>
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  • 原文地址:https://www.cnblogs.com/wq-9/p/10198002.html
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