struts2——多文件上傳
阿新 • • 發佈：2018-08-09
div mapping doctype charset cut com web.xml user tle 
1 <%@ page language="java" contentType="text/html; charset=UTF-8" 2 pageEncoding="UTF-8"%> 3 <%@taglib uri="/struts-tags" prefix="s"%> 4 <!DOCTYPE html> 5 <html> 6 <head> 7 <meta charset="UTF-8"> 8 <title>struts2的一個例子</titleindex.jsp代碼> 9 </head> 10 <body> 11 <s:form action="files.action" method="post" enctype="multipart/form-data"> 12 <s:textarea name="username" label="用戶名"/> 13 <s:file name="files" label="請選擇上傳文件"/> 14 <s:file name="files" label="請選擇上傳文件"/> 15 <s:submit value="提交"/> 16 </s:form> 17 18 </body> 19 </html>
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:schemaLocationweb.xml代碼="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" version="3.0"> 3 <filter> 4 <filter-name>struts2</filter-name> 5 <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class> 6 </filter> 7 <filter-mapping> 8 <filter-name>struts2</filter-name> 9 <url-pattern>/*</url-pattern> 10 </filter-mapping> 11 <display-name></display-name> 12 <welcome-file-list> 13 <welcome-file>index.jsp</welcome-file> 14 </welcome-file-list> 15 </web-app>
1 <?xml version="1.0" encoding="UTF-8"?> 2 <!DOCTYPE struts PUBLIC 3 "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN" 4 "http://struts.apache.org/dtds/struts-2.3.dtd"> 5 <struts> 6 <constant name="struts.devMode" value="true"/> 7 <package name="hello" extends="struts-default" namespace="/"> 8 <action name="files" class="com.xiaostudy.web.UpFiles" method="upFiles"> 9 <result name="success">/ok.jsp</result> 10 <result name="input">/err.jsp</result> 11 </action> 12 </package> 13 </struts>struts.xml代碼
1 package com.xiaostudy.web; 2 3 import java.io.File; 4 5 import org.apache.struts2.ServletActionContext; 6 7 import com.opensymphony.xwork2.ActionSupport; 8 9 public class UpFiles extends ActionSupport { 10 11 public String username; 12 public File[] files; 13 public String filesFileName[]; 14 public String filesContentType[]; 15 16 public String upFiles() { 17 18 String path = ServletActionContext.getServletContext().getRealPath("/WEB-INF/files"); 19 File file = new File(path); 20 if(!file.exists()) { 21 file.mkdirs(); 22 System.out.println("創建了文件夾》》》》》》"); 23 } 24 for(int i = 0; i < files.length && files != null; i++) { 25 File file2 = new File(file, filesFileName[i]); 26 System.out.println(files[i]); 27 files[i].renameTo(file2); 28 System.out.println(file); 29 System.out.println(file2); 30 } 31 32 33 34 return SUCCESS; 35 } 36 37 public String getUsername() { 38 return username; 39 } 40 41 public void setUsername(String username) { 42 this.username = username; 43 } 44 45 public File[] getFiles() { 46 return files; 47 } 48 49 public void setFiles(File[] files) { 50 this.files = files; 51 } 52 53 public String[] getFilesFileName() { 54 return filesFileName; 55 } 56 57 public void setFilesFileName(String[] filesFileName) { 58 this.filesFileName = filesFileName; 59 } 60 61 public String[] getFilesContentType() { 62 return filesContentType; 63 } 64 65 public void setFilesContentType(String[] filesContentType) { 66 this.filesContentType = filesContentType; 67 } 68 69 }action動作類UpFiles
1 <%@ page language="java" contentType="text/html; charset=UTF-8" 2 pageEncoding="UTF-8"%> 3 <!DOCTYPE html> 4 <html> 5 <head> 6 <meta charset="UTF-8"> 7 <title>struts2的一個例子</title> 8 </head> 9 <body> 10 okokokok 11 </body> 12 </html>ok.jsp代碼
1 <%@ page language="java" contentType="text/html; charset=UTF-8" 2 pageEncoding="UTF-8"%> 3 <!DOCTYPE html> 4 <html> 5 <head> 6 <meta charset="UTF-8"> 7 <title>Insert title here</title> 8 </head> 9 <body> 10 上傳失敗！！！ 11 </body> 12 </html>err.jsp代碼
struts2——多文件上傳