001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.apache.commons.net.ftp;
019
020/**
021 * FTPS-specific commands.
022 *
023 * @since 2.0
024 * @deprecated 3.0 DO NOT USE
025 */
026@Deprecated
027public final class FTPSCommand {
028    public static final int AUTH = 0;
029    public static final int ADAT = 1;
030    public static final int PBSZ = 2;
031    public static final int PROT = 3;
032    public static final int CCC = 4;
033
034    public static final int AUTHENTICATION_SECURITY_MECHANISM = AUTH;
035    public static final int AUTHENTICATION_SECURITY_DATA = ADAT;
036    public static final int PROTECTION_BUFFER_SIZE = PBSZ;
037    public static final int DATA_CHANNEL_PROTECTION_LEVEL = PROT;
038    public static final int CLEAR_COMMAND_CHANNEL = CCC;
039
040    private static final String[] commands = { "AUTH", "ADAT", "PBSZ", "PROT", "CCC" };
041
042    /**
043     * Retrieve the FTPS command string corresponding to a specified command code.
044     *
045     * @param command The command code.
046     * @return The FTPS command string corresponding to a specified command code.
047     */
048    public static String getCommand(final int command) {
049        return commands[command];
050    }
051}