ftp.connect();
log.info("Connected and logged in to server " + host);
log.info("Current dir: " + ftp.getRemoteDirectory());
log.info("Changing directory");
ftp.changeDirectory(dir);
log.info("Current dir: " + ftp.getRemoteDirectory());
log.info("Changing up");
ftp.changeToParentDirectory();
log.info("Current dir: " + ftp.getRemoteDirectory());