Spring MVC uploads files

1.applicationcontext.xml

1 <bean id= "Multipartresolver" 2         class= "Org.springframework.web.multipart.commons.CommonsMultipartResolver ">3         <property name=" maxuploadsize "value=" 104857600 "/>4         <property name=" Maxinmemorysize "value = "4096"/>5         <property name= "defaultencoding" value= "UTF-8" ></property>6     </bean>

2.uploadfile.jsp

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 
3.uploadfileaction.java
 1 package Com.taozhiye.controller; 2 3 Import Java.io.File; 4 Import java.io.FileNotFoundException; 5 Import Java.io.FileOutputStream; 6 Import java.io.IOException; 7 Import Java.io.InputStream; 8 Import Java.io.OutputStream; 9 Import java.util.date;10 Import java.util.iterator;11 import javax.servlet.http.httpservletrequest;13 Import ORG.SPRINGFRAMEWORK.STEREOTYPE.CONTROLLER;15 Import org.springframework.web.bind.annotation.requestmapping;16 Import org.springframework.web.bind.annotation.requestparam;17 Import org.springframework.web.bind.annotation.responsebody;18 import Org.springframework.web.multipart.MultipartFile; Import org.springframework.web.multipart.multiparthttpservletrequest;20 Import ORG.SPRINGFRAMEWORK.WEB.MULTIPART.COMMONS.COMMONSMULTIPARTFILE;21 Import Org.springframework.web.multipart.commons.commonsmultipartresolver;22 @Controller24 public class         uploadfileaction {@RequestMapping ("UploadFile"), Gofile () {29return "UploadFile"; 30}31 32/*33 * Use spring to upload a file method */35 @RequestMapping ("Springupload") 36 @ResponseBody37 public String springupload (HttpServletRequest request) throws IllegalStateException , IOException {startTime = System.currenttimemillis (); 40//Initializes the current context to the Commonsmutipartresolver (multi-part Sub-parser) commonsmultipartresolver multipartresolver = new Commonsmultipartresolver (Request.getse Ssion (). Getservletcontext ()); 43//Check if the form has enctype= "Multipart/form-data" if (multipartresolver.ismulti Part (Request)) {45//change request to multipart request46 multiparthttpservletrequest multirequest = (Multipart HttpServletRequest) request;47//Get all the filenames in multirequest Iterator iter = Multirequest.getfilenam Es (); Iter.hasnext () {50//traverse all files at once multipartfile file = Multireq Uest.getfile (Iter.next (). toString ()); if (file! = null) {si-String path = "E:/spr Ingupload "+ file.getoriginalfilename (); 56//Upload/F Ile.transferto (path),}59}61}63 long endTime = System.curr Enttimemillis (); System.out.println ("Method run Time:" + string.valueof (endtime-starttime) + "MS"); 6          6 return "Success"; 67}68}69
2017-04-10
Spring MVC uploads files