身份证网上贷款:Struts2上传文件
Struts2上传文件示例
Struts2上传文件示例
源代码:
1.包如下:请自行下载
2.Action类
package com.sterning;
import java.io.File;
import javax.servlet.ServletContext;
import org.apache.commons.io.FileUtils;
import org.apache.struts2.util.ServletContextAware;
import com.opensymphony.xwork2.ActionSupport;
public class StrutsFileUpload extends ActionSupport implements
ServletContextAware {
private File upload;// 实际上传文件
private String uploadContentType; // 文件的内容类型
private String uploadFileName; // 上传文件名
private String fileCaption;// 上传文件时的备注
private ServletContext context;
public String execute() throws Exception {
try {
String targetDirectory = context.getRealPath("/upload");
String targetFileName = uploadFileName;
File target = new File(targetDirectory, targetFileName);
FileUtils.copyFile(upload, target);
setUploadFileName(target.getPath());//保存文件的存放路径
} catch (Exception e) {
addActionError(e.getMessage());
return INPUT;
}
return SUCCESS;
}
public String getFileCaption() {
return fileCaption;
}
public void setFileCaption(String fileCaption) {
this.fileCaption = fileCaption;
}
public File getUpload() {
return upload;
}
public void setUpload(File upload) {
this.upload = upload;
}
public String getUploadContentType() {
return uploadContentType;
}
public void setUploadContentType(String uploadContentType) {
this.uploadContentType = uploadContentType;
}
public String getUploadFileName() {
return uploadFileName;
}
public void setUploadFileName(String uploadFileName) {
this.uploadFileName = uploadFileName;
}
public void setServletContext(ServletContext context) {
this.context = context;
}
}
3.页面
上传页面:upload.jsp
<%@ page language="java" contentType="text/html; charset=GB2312"%>
<%@ taglib prefix="s" uri="/struts-tags" %>
" rel="stylesheet"
type="text/css" />
文件上传示例
上传成功页面:upload_success.jsp
<%@ page language="java" contentType="text/html; charset=GB2312"%>
<%@ taglib prefix="s" uri="/struts-tags"%>
" rel="stylesheet"
type="text/css" />
| |
4.struts.xml
"-//Apache Software Foundation//DTD Struts Configuration 2.0//EN"
"http://struts.apache.org/dtds/struts-2.0.dtd">
5.web.xml
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd">
org.apache.struts2.dispatcher.ActionContextCleanUp
org.apache.struts2.dispatcher.FilterDispatcher