| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.net.ftp; |
| |
| /*** |
| * FTPReply stores a set of constants for FTP reply codes. To interpret |
| * the meaning of the codes, familiarity with RFC 959 is assumed. |
| * The mnemonic constant names are transcriptions from the code descriptions |
| * of RFC 959. For those who think in terms of the actual reply code values, |
| * a set of CODE_NUM constants are provided where NUM is the numerical value |
| * of the code. |
| * <p> |
| * <p> |
| * @author Daniel F. Savarese |
| ***/ |
| |
| public final class FTPReply |
| { |
| |
| public static final int CODE_110 = 110; |
| public static final int CODE_120 = 120; |
| public static final int CODE_125 = 125; |
| public static final int CODE_150 = 150; |
| public static final int CODE_200 = 200; |
| public static final int CODE_202 = 202; |
| public static final int CODE_211 = 211; |
| public static final int CODE_212 = 212; |
| public static final int CODE_213 = 213; |
| public static final int CODE_214 = 214; |
| public static final int CODE_215 = 215; |
| public static final int CODE_220 = 220; |
| public static final int CODE_221 = 221; |
| public static final int CODE_225 = 225; |
| public static final int CODE_226 = 226; |
| public static final int CODE_227 = 227; |
| public static final int CODE_230 = 230; |
| public static final int CODE_250 = 250; |
| public static final int CODE_257 = 257; |
| public static final int CODE_331 = 331; |
| public static final int CODE_332 = 332; |
| public static final int CODE_350 = 350; |
| public static final int CODE_421 = 421; |
| public static final int CODE_425 = 425; |
| public static final int CODE_426 = 426; |
| public static final int CODE_450 = 450; |
| public static final int CODE_451 = 451; |
| public static final int CODE_452 = 452; |
| public static final int CODE_500 = 500; |
| public static final int CODE_501 = 501; |
| public static final int CODE_502 = 502; |
| public static final int CODE_503 = 503; |
| public static final int CODE_504 = 504; |
| public static final int CODE_521 = 521; |
| public static final int CODE_530 = 530; |
| public static final int CODE_532 = 532; |
| public static final int CODE_550 = 550; |
| public static final int CODE_551 = 551; |
| public static final int CODE_552 = 552; |
| public static final int CODE_553 = 553; |
| |
| public static final int RESTART_MARKER = CODE_110; |
| public static final int SERVICE_NOT_READY = CODE_120; |
| public static final int DATA_CONNECTION_ALREADY_OPEN = CODE_125; |
| public static final int FILE_STATUS_OK = CODE_150; |
| public static final int COMMAND_OK = CODE_200; |
| public static final int COMMAND_IS_SUPERFLUOUS = CODE_202; |
| public static final int SYSTEM_STATUS = CODE_211; |
| public static final int DIRECTORY_STATUS = CODE_212; |
| public static final int FILE_STATUS = CODE_213; |
| public static final int HELP_MESSAGE = CODE_214; |
| public static final int NAME_SYSTEM_TYPE = CODE_215; |
| public static final int SERVICE_READY = CODE_220; |
| public static final int SERVICE_CLOSING_CONTROL_CONNECTION = CODE_221; |
| public static final int DATA_CONNECTION_OPEN = CODE_225; |
| public static final int CLOSING_DATA_CONNECTION = CODE_226; |
| public static final int ENTERING_PASSIVE_MODE = CODE_227; |
| public static final int USER_LOGGED_IN = CODE_230; |
| public static final int FILE_ACTION_OK = CODE_250; |
| public static final int PATHNAME_CREATED = CODE_257; |
| public static final int NEED_PASSWORD = CODE_331; |
| public static final int NEED_ACCOUNT = CODE_332; |
| public static final int FILE_ACTION_PENDING = CODE_350; |
| public static final int SERVICE_NOT_AVAILABLE = CODE_421; |
| public static final int CANNOT_OPEN_DATA_CONNECTION = CODE_425; |
| public static final int TRANSFER_ABORTED = CODE_426; |
| public static final int FILE_ACTION_NOT_TAKEN = CODE_450; |
| public static final int ACTION_ABORTED = CODE_451; |
| public static final int INSUFFICIENT_STORAGE = CODE_452; |
| public static final int UNRECOGNIZED_COMMAND = CODE_500; |
| public static final int SYNTAX_ERROR_IN_ARGUMENTS = CODE_501; |
| public static final int COMMAND_NOT_IMPLEMENTED = CODE_502; |
| public static final int BAD_COMMAND_SEQUENCE = CODE_503; |
| public static final int COMMAND_NOT_IMPLEMENTED_FOR_PARAMETER = CODE_504; |
| public static final int NOT_LOGGED_IN = CODE_530; |
| public static final int NEED_ACCOUNT_FOR_STORING_FILES = CODE_532; |
| public static final int FILE_UNAVAILABLE = CODE_550; |
| public static final int PAGE_TYPE_UNKNOWN = CODE_551; |
| public static final int STORAGE_ALLOCATION_EXCEEDED = CODE_552; |
| public static final int FILE_NAME_NOT_ALLOWED = CODE_553; |
| |
| // Cannot be instantiated |
| private FTPReply() |
| {} |
| |
| /*** |
| * Determine if a reply code is a positive preliminary response. All |
| * codes beginning with a 1 are positive preliminary responses. |
| * Postitive preliminary responses are used to indicate tentative success. |
| * No further commands can be issued to the FTP server after a positive |
| * preliminary response until a follow up response is received from the |
| * server. |
| * <p> |
| * @param reply The reply code to test. |
| * @return True if a reply code is a postive preliminary response, false |
| * if not. |
| ***/ |
| public static boolean isPositivePreliminary(int reply) |
| { |
| return (reply >= 100 && reply < 200); |
| } |
| |
| /*** |
| * Determine if a reply code is a positive completion response. All |
| * codes beginning with a 2 are positive completion responses. |
| * The FTP server will send a positive completion response on the final |
| * successful completion of a command. |
| * <p> |
| * @param reply The reply code to test. |
| * @return True if a reply code is a postive completion response, false |
| * if not. |
| ***/ |
| public static boolean isPositiveCompletion(int reply) |
| { |
| return (reply >= 200 && reply < 300); |
| } |
| |
| /*** |
| * Determine if a reply code is a positive intermediate response. All |
| * codes beginning with a 3 are positive intermediate responses. |
| * The FTP server will send a positive intermediate response on the |
| * successful completion of one part of a multi-part sequence of |
| * commands. For example, after a successful USER command, a positive |
| * intermediate response will be sent to indicate that the server is |
| * ready for the PASS command. |
| * <p> |
| * @param reply The reply code to test. |
| * @return True if a reply code is a postive intermediate response, false |
| * if not. |
| ***/ |
| public static boolean isPositiveIntermediate(int reply) |
| { |
| return (reply >= 300 && reply < 400); |
| } |
| |
| /*** |
| * Determine if a reply code is a negative transient response. All |
| * codes beginning with a 4 are negative transient responses. |
| * The FTP server will send a negative transient response on the |
| * failure of a command that can be reattempted with success. |
| * <p> |
| * @param reply The reply code to test. |
| * @return True if a reply code is a negative transient response, false |
| * if not. |
| ***/ |
| public static boolean isNegativeTransient(int reply) |
| { |
| return (reply >= 400 && reply < 500); |
| } |
| |
| /*** |
| * Determine if a reply code is a negative permanent response. All |
| * codes beginning with a 5 are negative permanent responses. |
| * The FTP server will send a negative permanent response on the |
| * failure of a command that cannot be reattempted with success. |
| * <p> |
| * @param reply The reply code to test. |
| * @return True if a reply code is a negative permanent response, false |
| * if not. |
| ***/ |
| public static boolean isNegativePermanent(int reply) |
| { |
| return (reply >= 500 && reply < 600); |
| } |
| |
| } |