<form-bean name="fileUploadForm" type="org.apache.struts.action.DynaActionForm">
<form-property name="fileName" type="Java.lang.String"></form-property>
<form-property name="docfile" type="org.apache.struts.upload.FormFile"/>
<form-property name="fileDescription" type="Java.lang.String"></form-property>
</form-bean>
<form name="form1" method="post" action="<%=request.getContextPath()%>/fileUpload.do?method=upload" enctype="multipart/form-data">
<table width="43%" border="1" align="center">
<tr>
<td colspan="2"><div align="center">上傳周報</div></td>
</tr>
<tr>
<td width="22%">文件名稱</td>
<td width="78%"><input type="text" name="fileName"></td>
</tr>
<tr>
<td width="22%">選擇文件</td>
<td width="78%"><input type="file" name="docfile"/></td>
</tr>
<tr>
<td width="22%">文件描述</td>
<td><input type="textarea" name="fileDescription"/></td>
</tr>
<tr>
<td colspan="2" align="center"><input type="submit" name="Submit" value="上傳"><input type="reset" name="Submit2" value="重置"></td>
</tr>
</table>
public ActionForward upload(ActionMapping mapping, ActionForm form,
HttpServletRequest request, HttpServletResponse response) throws UnsupportedEncodingException {
request.setCharacterEncoding("UTF-8");
DynaActionForm dynaform = (DynaActionForm) form;
FormFile docfile = (FormFile) dynaform.get("docfile");
String fileName=dynaform.get("fileName").toString();
String fileDescription=(String) dynaform.get("fileDescription");
if (docfile == null) {
return mapping.getInputForward();
}
if (docfile.getFileSize() == 0) {
request.getSession().setAttribute("message", "未選中文件或文件大小為零！");
return mapping.getInputForward();
}
String ctype = docfile.getContentType();
if (ctype.indexOf("doc") != -1) {
request.getSession().setAttribute("message", "文件類型錯誤！");
return mapping.getInputForward();
}
// 寫文件
BufferedInputStream bis = null;
BufferedOutputStream bos = null;
InputStream is = null;
OutputStream fos = null;
String filename = "";
String filePath = "";
try {
is = (InputStream) docfile.getInputStream();// 把文件讀入
bis = new BufferedInputStream(is);
filePath ="E:/upload/";// 取當前系統路徑
File rootfile = new File(filePath);
if (!rootfile.exists()) {
rootfile.mkdirs();
}
String name= new String(docfile.getFileName().getBytes("UTF-8"),"gb2312");
filename = new Date().getTime()+request.getSession().getId()+fileName+".doc";
fos = new FileOutputStream(filePath + filename);// 建立一個上傳文件的輸出流
bos = new BufferedOutputStream(fos);
int bytesRead = 0;
byte[] buffer = new byte[2 * 1024];
while ((bytesRead = bis.read(buffer)) != -1) {
bos.write(buffer, 0, bytesRead);// 將文件寫入服務器
}
FileUpload fileUpload=new FileUpload();
fileUpload.setFileName(fileName);
fileUpload.setFilePath(filePath+filename);
fileUpload.setFileDescription(fileDescription);
this.getSiteBusiness().getFileLoadService().save(fileUpload);
return mapping.findForward("uploadsucess");
}catch (Exception e) {
e.printStackTrace();
return mapping.getInputForward();
} finally {
if (bos != null) {
try {
bos.close();
} catch (IOException e) {
System.err.print(e);
return mapping.getInputForward();
}
}
if (bis != null) {
try {
bis.close();
} catch (IOException e) {
System.err.print(e);
return mapping.getInputForward();
}
}
}
}
posted on 2007-01-30 11:40
周銳 閱讀(554)
評論(2) 編輯 收藏 所屬分類:
Struts