package com.foo.controller;
import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
@Controller
@RequestMapping(value="/file")
public class FileUpload{
@RequestMapping(value="/gotofilepage")
public String gotofilepage(){
System.out.println("进入到file中的gotofilepage方法中。。。。");
return "uploadfile";
}
@RequestMapping(value="/fileupload")
public void fileUpload(HttpServletRequest request,
HttpServletResponse response) {
MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
SimpleDateFormat dateformat = new SimpleDateFormat("yyyy/MM/dd/HH");
/** 得到图片保存目录的真实路径 **/
String realpath = request.getSession().getServletContext().getRealPath("/");
/** 构建图片保存的目录 **/
String filedir ="files" + File.separator
+ dateformat.format(new Date());
String filelocationdir = realpath + filedir;
/** 根据真实路径创建目录 **/
File logoSaveFile = new File(filelocationdir);
if (!logoSaveFile.exists())
logoSaveFile.mkdirs();
/** 页面控件的文件流 **/
MultipartFile multipartFile = multipartRequest.getFile("file");
/** 获取文件的后缀,防止别人传可执行文件 **/
String suffix = multipartFile.getOriginalFilename().substring(
multipartFile.getOriginalFilename().lastIndexOf("."));
String imagename = multipartFile.getOriginalFilename();
/** 拼成完整的文件保存路径加文件 **/
String filename = filelocationdir + File.separator + imagename;
File file = new File(filename);
try {
multipartFile.transferTo(file);
} catch (IllegalStateException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
}
}
}
uploadfile.jsp
<body> <h1>文件上传</h1> <form action="./fileupload.action" method="post" enctype="multipart/form-data"> <input type="file" name="file" /> <input type="submit" value="upload" /> </form> </body>
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:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx"
xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:task="http://www.springframework.org/schema/task"
xsi:schemaLocation="
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd
http://www.springframework.org/schema/task http://www.springframework.org/schema/task/spring-task-3.0.xsd">
<!-- @Controller, @Service, @Configuration, etc. -->
<context:component-scan base-package="com.foo.controller" />
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/WEB-INF/views/" />
<property name="suffix" value=".jsp" />
</bean>
<!-- 上传文件必须加 -->
<bean id="multipartResolver"
class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<!-- set the max upload size100MB -->
<property name="maxUploadSize">
<value>104857600</value>
</property>
<property name="maxInMemorySize">
<value>4096</value>
</property>
</bean>
<!-- <task:annotation-driven/>
<bean id="taskTest" class="com.htf.task.MyTask"></bean>
<task:scheduled-tasks>
<task:scheduled ref="taskTest" method="say" cron="5/3 * * * * ?" />
</task:scheduled-tasks>
<context:component-scan base-package="com.htf.task" /> -->
</beans>
需要jar
springmvc包
commons-io-2.2.jar
commons-fileupload-1.3.1.jar
原创文章，作者：ItWorker，如若转载，请注明出处：https://blog.ytso.com/7989.html