struts2文件上传
浏览数：36 /
时间：2015年06月09日
struts.xml文件：
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN" "http://struts.apache.org/dtds/struts-2.3.dtd"> <struts> <include file="cn/itcast/upload/struts_upload.xml"></include> </struts>
struts_upload.xml:
<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.3//EN" "http://struts.apache.org/dtds/struts-2.3.dtd"> <struts> <package name="upload" namespace="/upload" extends="struts-default"> <action name="uploadAction_saveFile" class="cn.itcast.upload.UploadAction" method="saveFile"> <result name="success">/upload/success.jsp</result> </action> </package> </struts>
UploadAction.java:
package cn.itcast.upload;
import java.io.File;
import java.io.IOException;
import javax.servlet.ServletContext;
import org.apache.commons.io.FileUtils;
import org.apache.struts2.ServletActionContext;
import com.opensymphony.xwork2.ActionSupport;
public class UploadAction extends ActionSupport {
/*
* 上传文件存储的临时文件
* D:\\Study\\java\\apache-tomcat-7.0.55\\work\\Catalina\\localhost\\itcast1105_struts2\\upload_641bb224_5ae0_4d9c_8d69_bb3b85b8a098_00000000.tmp
*/
private File uploadImage;
/*
* 上传文件的真实名称
*/
private String uploadImageContentType;
private String uploadImageFileName;
public File getUploadImage() {
return uploadImage;
}
public void setUploadImage(File uploadImage) {
this.uploadImage = uploadImage;
}
public String getUploadImageContentType() {
return uploadImageContentType;
}
public void setUploadImageContentType(String uploadImageContentType) {
this.uploadImageContentType = uploadImageContentType;
}
public String getUploadImageFileName() {
return uploadImageFileName;
}
public void setUploadImageFileName(String uploadImageFileName) {
this.uploadImageFileName = uploadImageFileName;
}
public String saveFile() {
System.out.println("UploadAction ***** savdfile()");
ServletContext sc = ServletActionContext.getServletContext();
String path=sc.getRealPath("/fileupload");
File file = new File(path,uploadImageFileName);
try {
FileUtils.copyFile(uploadImage, file);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
uploadImage.delete(); //清空缓存
return "success";
}
}upload.jsp:
<%@ page language="java" pageEncoding="utf-8" contentType="text/html; charset=utf-8"%>
<%@ taglib uri="/struts-tags" prefix="s"%>
<html>
<head>
<title>My JSP ‘index.jsp‘ starting page</title>
</head>
<body>
<form action="${pageContext.request.contextPath}/upload/uploadAction_saveFile.action"
name="form1" method="post" enctype="multipart/form-data" >
上传文件名称:<input type="file" name="uploadImage">
<input type="submit" value="上传">
</form>
</body>
</html>在当前项目下就会生成上传的文件
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