common-net包的ftp上传进度

vjgcpgkprt

//上传文件
public void uploadFile(HttpServletRequest request, HttpServletResponse response) throws Exception{
MultipartHttpServletRequest fileRequest = (MultipartHttpServletRequest)request;
MultipartFile file = fileRequest.getFile("file");
String name = new String(file.getOriginalFilename().getBytes(), "ISO-8859-1");
transSize = 0;
totalSize = file.getSize();
fileName = file.getOriginalFilename();
PrintWriter out = response.getWriter();
ftpClient.setFileType(FTPClient.BINARY_FILE_TYPE);
ftpClient.setFileTransferMode(FTP.STREAM_TRANSFER_MODE);
int buff = 1024;
ftpClient.setBufferSize(buff);
int contentLen = 0;
byte[] upload = new byte[1024];
OutputStream output = ftpClient.appendFileStream(ftpClient.printWorkingDirectory() + "/" + name);
InputStream input = file.getInputStream();
try{
do{
contentLen = input.read(upload);
output.write(upload, 0 ,contentLen);
transSize += contentLen;
}while(contentLen >= 0);
} catch(ArrayIndexOutOfBoundsException e){
e.printStackTrace();
} finally {
input.close();
output.flush();
out.write("true");
out.close();
}
}
//取得进度
public void getPercent(HttpServletRequest request, HttpServletResponse response) throws Exception{
PrintWriter out = response.getWriter();
out.write((double)transSize/(double)totalSize + "");
out.close();
}


上传用到了spring的MVC，可以忽略。