<center>
<form action="up.do" method="get">
上传文件：
<input type="file" name="file">
<input type="submit" value="上传"> </form> </center>
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws IOException {
DynaActionForm upForm = (DynaActionForm) form;// TODO Auto-generated method stub
return null;
}
<form action="up.do" method="get">
上传文件：
<input type="file" name="file">
<input type="submit" value="上传"> </form> </center>
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws IOException {
DynaActionForm upForm = (DynaActionForm) form;// TODO Auto-generated method stub
return null;
}
csdn就有一贴要导入fileupload.jar
<%@ page language="java" contentType="text/html; charset=GBK"
pageEncoding="GBK"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GBK">
<title>文件上传</title>
</head>
<body>
<form action="fileupload.do" method="post" enctype="multipart/form-data" name="form1" id="form1">
标题：
<label>
<input type="text" name="title" />
</label>
<p>文件：
<label>
<input type="file" name="myfile" />
</label>
</p>
<p>
<label>
<input type="submit" name="Submit" value="提交" />
</label>
</p>
</form>
</body>
</html>package com.fileupload.struts;import org.apache.struts.action.ActionForm;
import org.apache.struts.upload.FormFile;public class FileUploadActionForm extends ActionForm { /**
*
*/
private static final long serialVersionUID = 1L;
private String title;
private FormFile myfile;
public String getTitle() {
return title;
}
public void setTitle(String title) {
this.title = title;
}
public FormFile getMyfile() {
return myfile;
}
public void setMyfile(FormFile myfile) {
this.myfile = myfile;
}
public static long getSerialVersionUID() {
return serialVersionUID;
}
}
package com.fileupload.struts;import java.io.FileOutputStream;import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;import org.apache.struts.action.Action;
import org.apache.struts.action.ActionForm;
import org.apache.struts.action.ActionForward;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.upload.FormFile;public class FileUploadAction extends Action { @Override
public ActionForward execute(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response)
throws Exception {
response.setContentType("text/html;charset=gbk");
//解决中文乱码
request.setCharacterEncoding("GBK");
//以上解决post方式的乱码问题
FileUploadActionForm fua=(FileUploadActionForm) form;
System.out.println("title="+ fua.getTitle());
System.out.println("filename=" + fua.getMyfile().getFileName());
FormFile formfile=fua.getMyfile();
if(formfile!=null){
System.out.println(formfile.getFileName());
FileOutputStream fos=new FileOutputStream("c:\\"+formfile.getFileName());
fos.write(formfile.getFileData());
//读出byte[]然后写入
fos.flush();
fos.close();
}
// TODO Auto-generated method stub
return mapping.findForward("success");
}}