javaÖÐÉÏ´«Í¼Æ¬

1. ActionFormÖÐÌí¼ÓÊôÐÔ£¬FormFileÀàÐͶÔÏó¡£
private FormFile upLoadFile;
public FormFile getUpLoadFile() {
return upLoadFile;
}
public void setUpLoadFile(FormFile upLoadFile) {
this.upLoadFile = upLoadFile;
}
2. Action ÖÐÔö¼ÓÐ޸ķ½·¨¡£
public ActionForward save(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response)
throws Exception {
PayDirMenuForm myForm = (PayDirMenuForm) form;
PayDirMenu myObj = new PayDirMenu();
BeanUtils.copyProperties(myObj, myForm);
PayDirMenuManager mgr = (PayDirMenuManager)
getBean("PayDirMenuManager");
// »ñµÃÎļþ
FormFile file = myForm.getUpLoadFile();//formÖÐÔö¼ÓµÄÊôÐÔ
// »ñµÃTomcateµÄ·¾¶
String objpath = request.getRealPath("plan");
// »ñµÃÉÏ´«µÄÎļþµÄÃû×Ö
String fileName = file.getFileName();//»ñÈ¡ÉÏ´«Í¼Æ¬µÄÎļþÃû
// ½ØÈ¡×Ö·û´®£¬»ñµÃºó׺Ãû 
    StringsuffixFileName =
fileName.substring(fileName.lastIndexOf("."));
//ÅжÏÉÏ´«ÎļþµÄÀàÐÍ
if(!".txt".equals(suffixFileName)&&!".doc".equals(suffixFileName)&&!".xls".equals(suffixFileName)&&!".jpg".equals(suffixFileName)&&!".gif".equals(suffixFileName)&&!".ppt".equals(suffixFileName))
{
request.getSession().setAttribute("msg1", "<font
color='red'>ÉÏ´«µÄÎļþ¸ñʽ²»ÕýÈ·£¡</font>");
return null;
}
// »ñµÃÄÚÈÝ
byte[] fileData = file.getFileData();
if (myObj.getMenuOid() != null && myObj.getMenuOid().intValue() ==
0){  //Ôö¼Ó
//дÈëµ½Á÷ÖÐ
FileOutputStream out = new FileOutputStream(new File(objpath + "\\"
+ fileName));
String filePath = objpath + "\\"+ fileName;
out.write(fileData);
out.close();
out.flush();
//дÈëÊý¾Ý¿â
myObj.setMenuImage(filePath);
mgr.saveObj(myObj);
}
else