com.sshtools.j2ssh.SftpClient Java Examples

/**
 * Put file to remote host.
 *
 * @param host the hostname of the client
 * @param port the port number the user want to use for connection
 * @param username the username required for authentication
 * @param password the password required for authentication
 * @param localfilePath the localfile path where the file is situated
 * @param remotePath the remote path where the file is going to be put
 * @param fileName the file name you want to put
 * @throws IOException Signals that an I/O exception has occurred.
 */
@SuppressWarnings("unchecked")
public static void putFileToRemoteHost(String host, int port,String username,String password, String localfilePath,String remotePath,String fileName)throws IOException {
	SftpClient sftp = getSftpClient(host,port, username, password);
	sftp.lcd(localfilePath);
	sftp.cd(remotePath);
	sftp.put(fileName);
	List<SftpFile> dirContents = sftp.ls(remotePath);
    Iterator<SftpFile> it = dirContents.iterator();
    while(it.hasNext()){    		  
    	if(it.next().getFilename().equals(fileName)){
    		 SSH_LOG.info("The file " + fileName + " was tranferred successfully to " + remotePath);
    		 return;
    	}
    }
    SSH_LOG.error("The file " + fileName + " was not tranferred  to " + remotePath);	
}
 

/**
 * Gets the file from remote host.
 *
 * @param host the hostname of the client
 * @param port the port number the user want to use for connection
 * @param username the username required for authentication
 * @param password the password required for authentication
 * @param remoteFilePath remotePath the remote path from where the file is going to be get
 * @param localfilePath the local file path where the file is going to be put
 * @param fileName the name of the file you want to transfer
 * @return the file from the remote host
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static void getFileFromRemoteHost(String host, int port,String username,String password, String remoteFilePath,String localPath,String fileName) throws IOException {
	SftpClient sftp = getSftpClient(host, port,username, password);
	sftp.cd(remoteFilePath);
	sftp.lcd(localPath);
	sftp.get(fileName);
	File f = new File(localPath+System.getProperty("file.separator")+fileName);
	if (!f.exists()){
		SSH_LOG.error("The file " + fileName + " was not tranferred  to " + localPath);	
	}
	else{
		SSH_LOG.info("The file " + fileName + " was tranferred successfully to " + localPath);
	}		
}
 

public static void sftpUpload(FTPConfig config, File file, String remoteFileName) throws IOException
{
  SshClient ssh = new SshClient();
  SftpClient sftp = sshLogin(config, ssh);
  sftp.mkdirs(remoteFileName.substring(0, remoteFileName.lastIndexOf("/")));
  sftp.put(new FileInputStream(file), remoteFileName);
  sftp.quit();
  ssh.disconnect();
}
 

private static SftpClient sshLogin(FTPConfig config, SshClient ssh) throws IOException
{
  ssh.setSocketTimeout(60000);
  ssh.connect(config.host, new IgnoreHostKeyVerification());
  PasswordAuthenticationClient pwd = new PasswordAuthenticationClient();
  pwd.setUsername(config.userName);
  pwd.setPassword(config.password);
  ssh.authenticate(pwd);
  SftpClient sftp = ssh.openSftpClient();
  return sftp;
}
 

public static File sftpDownload(FTPConfig config, File file, String remoteFileName) throws IOException
{
  SshClient ssh = new SshClient();
  SftpClient sftp = sshLogin(config, ssh);
  sftp.get(remoteFileName, new FileOutputStream(file));
  sftp.quit();
  ssh.disconnect();
  return file;
}
 

/**
 * Create an SFTP connection to a client
 * 
 * @param host the hostname of the Client.The default port used for connection is 22
 * @param username the username required for authentication
 * @param password the password required for authentication
 * @return the client 
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static SftpClient getSftpClient(String host, String username,String password) throws IOException {
	return getSftpClient(host, SSH_PORT, username, password);
}
 

/**
 * Create an SFTP connection to a client
 *
 * @param host the hostname of the client
 * @param port the port the user want to use for connection
 * @param username the username required for authentication
 * @param password the password required for authentication
 * @return the client
 * @throws IOException Signals that an I/O exception has occurred.
 */
public static SftpClient getSftpClient(String host,int port, String username,String password) throws IOException {
	SshClient ssh = connect(host, port,username, password);
	return ssh.openSftpClient();
}