/**
* The method to download a file and save it onto the local drive of the client in the specified
* absolut path
*
* @param localfilename – the local absolute file name that the file needs to be saved as
*/
public synchronized boolean downloadFile(String remoteFile, String localfilename) {
try {
/*
* URL url = new URL(this.getRemoteFileUrl(remoteFile));
* URLConnection urlFtpConnection = url.openConnection();
* InputStream is = urlFtpConnection.getInputStream();
* BufferedInputStream bis = new BufferedInputStream(is);
*/
OutputStream os = new FileOutputStream(localfilename);
return this.retrieveFile(remoteFile, os);
/*
* BufferedOutputStream bos = new BufferedOutputStream(os);
* byte[] buffer = new byte[1024];
* int readCount;
* while ((readCount = bis.read(buffer)) > 0)
* {
* bos.write(buffer, 0, readCount);
* }
* bos.close();
* is.close(); // close the FTP inputstream
* logMessage("File `" + localfilename + "` is downloaded!");
* bis.close();
* return true;
*/
} catch (Exception ex) {
StringWriter sw0 = new StringWriter();
PrintWriter p0 = new PrintWriter(sw0, true);
ex.printStackTrace(p0);
log.error(sw0.getBuffer().toString());
log.exception(ex);
return false;
}
}
@Deprecated
private FTPClient initFtpClientAndLogin() throws SocketException, IOException {
if (oFtp != null) {
return oFtp;
}
FTPClient oFtp = new FTPClient();
int iReply;
oFtp.connect(_sFtpHost);
iReply = oFtp.getReplyCode();
if (!FTPReply.isPositiveCompletion(iReply)) {
log.setError("Could not connect to ftp host" + _sFtpHost);
return null;
}
if (!oFtp.login(_sFtpUserName, _sFtpPassword)) {
log.error(
"Could not login with user `" + _sFtpUserName + "` and password `" + _sFtpPassword + "`");
oFtp.disconnect();
return null;
}
oFtp.enterLocalPassiveMode();
return oFtp;
}
private void logError(String err) {
if (this.log != null) {
log.error(err);
}
}
/**
* The method that handles file uploading, this method takes the absolute file path of a local
* file to be uploaded to the remote FTP server, and the remote file will then be transfered to
* the FTP server and saved as the relative path name specified in method setRemoteFile
*
* @param localfilename – the local absolute file name of the file in local hard drive that needs
* to FTP over
*/
public synchronized boolean uploadFile(String localfilename, String remoteFile) {
final BufferedInputStream bis;
try {
// URL url = new URL(this.getRemoteFileUrl(remoteFile));
// URLConnection urlFtpConnection = url.openConnection();
InputStream is = new FileInputStream(localfilename);
bis = new BufferedInputStream(is);
connect2Server();
if (oFtp.isConnected()) {
String fileExtension = localfilename.substring(localfilename.lastIndexOf(".") + 1);
String[] fileExtensions = {"png", "gif", "bmp", "jpg", "jpeg", "tiff"};
// If exporting to .csv or .tsv, add the gid parameter to specify which sheet to export
if (Arrays.asList(fileExtensions).contains(fileExtension)) {
oFtp.setFileType(FTP.BINARY_FILE_TYPE);
}
// OutputStream os = oFtp.storeFileStream(remoteFile);
// if (os == null)
// {
// logError(oFtp.getReplyString());
// }
// BufferedOutputStream bos = new BufferedOutputStream(os);
// byte[] buffer = new byte[1024];
// int readCount;
//
// while ((readCount = bis.read(buffer)) > 0)
// {
// bos.write(buffer);
// // bos.flush();
// }
// bos.close();
if (!oFtp.storeFile(remoteFile, bis)) {
logError(
"Can't upload file "
+ localfilename
+ " FTP reply code: "
+ oFtp.getReplyCode()
+ " Ftp message: "
+ oFtp.getReplyString());
bis.close();
is.close();
this.closeFtpConnection();
return false;
} else {
logMessage("File `" + localfilename + "` is uploaded!");
}
}
/*
* urlFtpConnection.getOutputStream();
* //
* log.message("File `" + localfilename + "` is uploaded!");
*/
bis.close();
is.close();
// this.closeFtpConnection();
return true;
} catch (Exception ex) {
StringWriter sw0 = new StringWriter();
PrintWriter p0 = new PrintWriter(sw0, true);
ex.printStackTrace(p0);
log.error(sw0.getBuffer().toString());
log.exception(ex);
return false;
}
}