String path = "/SJPT/ONPUT/HMD_TEST/" ; FtpTool.getFTPClient().changeWorkingDirectory(path); String reply = FtpTool.getFTPClient().getReplyString().substring(0, 3); if (reply.equals("250")) { System.out.println("We will now process the path since the server response code was 250.\n"); } else System.out.println("Ignoring this path, since the server did not return the 250 success code!\n"+ "Most likely because the path does not exist.\n");