Connection.java:
             try {

            /*
             * we will use keyboard authentication method
             */
            JSch jsch=new JSch();
            Session session = jsch.getSession(msUserName, msHostName, miPort);

            /*
             * set authentication object to session
             */
            UserInfo ui = new MyUserInfo(msUserName, msPassword);
            session.setUserInfo(ui);

            /*
             * throw an exception if connection can not be established in 10 seconds
             */
            session.setTimeout(10000);

            /*
             * connect to node
             */
            session.connect();

            /*
             * open sftp channel for file transfer
             */
            sftpChannel =(ChannelSftp)session.openChannel("sftp");
            sftpChannel.connect();

            return true;
        } catch (JSchException e) {
            return false;
        } catch (Exception e) {
            return false;
        }