Last active
October 15, 2021 22:23
-
-
Save xie-qianyue/96ac3136f333a3feb0f5 to your computer and use it in GitHub Desktop.
Java FTP/SFTP Client
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
public class DownloadFileService { | |
private static final Logger logger = LogManager.getLogger(DownloadFileService.class); | |
public static boolean download(final String[] lesFichiers, final String inputFolder, final String outputFolder, | |
final String suffix, final String server, final int port, final String user, final String pass) { | |
boolean success = false; | |
OutputStream outputStream; | |
final FTPClient ftpClient = new FTPClient(); | |
try { | |
ftpClient.connect(server, port); | |
ftpClient.login(user, pass); | |
ftpClient.enterLocalPassiveMode(); | |
ftpClient.setFileType(FTP.BINARY_FILE_TYPE); | |
// APPROACH #1: using retrieveFile(String, OutputStream) | |
for (final String leFichier : lesFichiers) { | |
outputStream = new BufferedOutputStream(new FileOutputStream(outputFolder + leFichier + suffix)); | |
success = ftpClient.retrieveFile(inputFolder + leFichier, outputStream); | |
outputStream.close(); | |
if (success) { | |
logger.info("Fichier " + leFichier + " copié correctement à partir du serveur."); | |
} | |
} | |
// APPROACH #2: using InputStream retrieveFileStream(String) | |
// final String remoteFile2 = "/test/song.mp3"; | |
// final File downloadFile2 = new File("D:/Downloads/song.mp3"); | |
// final OutputStream outputStream2 = new BufferedOutputStream(new | |
// FileOutputStream(downloadFile2)); | |
// final InputStream inputStream = | |
// ftpClient.retrieveFileStream(remoteFile2); | |
// final byte[] bytesArray = new byte[4096]; | |
// int bytesRead = -1; | |
// while ((bytesRead = inputStream.read(bytesArray)) != -1) { | |
// outputStream2.write(bytesArray, 0, bytesRead); | |
// } | |
// | |
// success = ftpClient.completePendingCommand(); | |
// | |
// outputStream2.close(); | |
// inputStream.close(); | |
} catch (final IOException ex) { | |
logger.error("Error: ", ex.getMessage()); | |
success = false; | |
} finally { | |
try { | |
if (ftpClient.isConnected()) { | |
ftpClient.logout(); | |
ftpClient.disconnect(); | |
} | |
} catch (final IOException ex) { | |
logger.error("Error: ", ex); | |
success = false; | |
} | |
} | |
return success; | |
} | |
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
public class UploadFileService { | |
private static final Logger logger = LogManager.getLogger(UploadFileService.class); | |
public static boolean uploadFile(final String url, final int port, final String username, final String password, | |
final String path, final String filename, final InputStream input) { | |
boolean success = false; | |
final FTPClient ftp = new FTPClient(); | |
try { | |
int reply; | |
// on connecte le serveur ftp | |
ftp.connect(url, port); | |
ftp.login(username, password); | |
reply = ftp.getReplyCode(); | |
// on verifie si la connexion est bon | |
if (!FTPReply.isPositiveCompletion(reply)) { | |
ftp.disconnect(); | |
return success; | |
} | |
ftp.changeWorkingDirectory(path); | |
ftp.storeFile(filename, input); | |
input.close(); | |
ftp.logout(); | |
success = true; | |
logger.info("success de télécharger le fichier " + filename + " vers " + url); | |
} catch (final IOException e) { | |
logger.error("Error: " + e.getMessage()); | |
} finally { | |
if (ftp.isConnected()) { | |
try { | |
ftp.disconnect(); | |
} catch (final IOException ioe) { | |
logger.error("Error: " + ioe.getMessage()); | |
} | |
} | |
} | |
return success; | |
} | |
} |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
public boolean uploadFileSFTP(final String host, final String username, final String password) throws SftpException { | |
boolean success = false; | |
Session session = null; | |
Channel channel = null; | |
try { | |
final JSch ssh = new JSch(); | |
// ssh.setKnownHosts("src/test/resources/files/priv"); | |
session = ssh.getSession(username, host, 22); | |
session.setPassword(password); | |
// TODO set no host key checking : just pour le test | |
session.setConfig("StrictHostKeyChecking", "no"); | |
session.connect(); | |
channel = session.openChannel("sftp"); | |
channel.connect(); | |
final ChannelSftp sftp = (ChannelSftp) channel; | |
logger.info("Connexion SFTP sur " + host + " a ete etablir. "); | |
sftp.put("/path/of/local/file", "/path/of/ftp/file"); | |
success = true; | |
} catch (final JSchException e) { | |
logger.error("Error: " + e.getMessage()); | |
} finally { | |
if (channel != null) { | |
channel.disconnect(); | |
} | |
if (session != null) { | |
session.disconnect(); | |
} | |
} | |
return success; | |
} |
thiegoramos
commented
Oct 15, 2021
•
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment