001 /****************************************************************
002 * Licensed to the Apache Software Foundation (ASF) under one *
003 * or more contributor license agreements. See the NOTICE file *
004 * distributed with this work for additional information *
005 * regarding copyright ownership. The ASF licenses this file *
006 * to you under the Apache License, Version 2.0 (the *
007 * "License"); you may not use this file except in compliance *
008 * with the License. You may obtain a copy of the License at *
009 * *
010 * http://www.apache.org/licenses/LICENSE-2.0 *
011 * *
012 * Unless required by applicable law or agreed to in writing, *
013 * software distributed under the License is distributed on an *
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY *
015 * KIND, either express or implied. See the License for the *
016 * specific language governing permissions and limitations *
017 * under the License. *
018 ****************************************************************/
019
020 package org.apache.james.protocols.smtp;
021
022 /**
023 * Result code defined in RFC 2821
024 */
025 public class SMTPRetCode {
026 /** System status, or system help reply */
027 public static final String SYSTEM_STATUS = "211";
028
029 /**
030 * Help message (Information on how to use the receiver or the meaning of a
031 * particular non-standard command; this reply is useful only to the human
032 * user)
033 */
034 public static final String HELP_MESSAGE = "214";
035
036 /** <domain> Service ready */
037 public static final String SERVICE_READY = "220";
038
039 /** <domain> Service closing transmission channel */
040 public static final String SYSTEM_QUIT = "221";
041
042 /** Auth ok */
043 public static final String AUTH_OK = "235";
044
045 /** Requested mail action okay, completed */
046 public static final String MAIL_OK = "250";
047
048 /**
049 * 251 User not local; will forward to <forward-path> (See section 3.4)
050 */
051 public static final String MAIL_FORWARDING = "251";
052
053 /**
054 * Cannot VRFY user, but will accept message and attempt delivery (See
055 * section 3.5.3)
056 */
057 public static final String MAIL_UNDEFINDED = "252";
058
059 public static final String AUTH_READY = "334";
060
061 /** Start mail input; end with <CRLF>.<CRLF> */
062 public static final String DATA_READY = "354";
063
064 /**
065 * <domain> Service not available, closing transmission channel (This may be
066 * a reply to any command if the service knows it must shut down)
067 */
068 public static final String SERVICE_NOT_AVAILABLE = "421";
069
070 /**
071 * This response to the AUTH command indicates that the user needs to
072 * transition to the selected authentication mechanism. This typically done
073 * by authenticating once using the PLAIN authentication mechanism.
074 */
075 public static final String AUTH_PASSWORD_TRANSITION_ERROR = "432";
076
077 /**
078 * Requested mail action not taken: mailbox unavailable (e.g., mailbox busy)
079 */
080 public static final String MAILBOX_TEMP_UNAVAILABLE = "450";
081
082 /**
083 * Requested action aborted: local error in processing
084 */
085 public static final String LOCAL_ERROR = "451";
086
087 /**
088 * Requested action not taken: insufficient system storage
089 */
090 public static final String SYSTEM_STORAGE_ERROR = "452";
091
092 /**
093 * This response to the AUTH command indicates that the authentication
094 * failed due to a temporary server failure.
095 */
096 public static final String AUTH_TEMPORARY_ERROR = "454";
097
098 /**
099 * Syntax error, command unrecognized (This may include errors such as
100 * command line too long)
101 */
102 public static final String SYNTAX_ERROR_COMMAND_UNRECOGNIZED = "500";
103
104 /**
105 * Syntax error in parameters or arguments
106 */
107 public static final String SYNTAX_ERROR_ARGUMENTS = "501";
108
109 /**
110 * Command not implemented (see section 4.2.4)
111 */
112 public static final String UNIMPLEMENTED_COMMAND = "502";
113
114 /**
115 * Bad sequence of commands
116 */
117 public static final String BAD_SEQUENCE = "503";
118
119 /**
120 * Command parameter not implemented
121 */
122 public static final String PARAMETER_NOT_IMPLEMENTED = "504";
123
124 /**
125 * This response may be returned by any command other than AUTH, EHLO, HELO,
126 * NOOP, RSET, or QUIT. It indicates that server policy requires
127 * authentication in order to perform the requested action.
128 */
129 public static final String AUTH_REQUIRED = "530";
130
131 /**
132 * Auth failed
133 */
134 public static final String AUTH_FAILED = "535";
135
136 /**
137 * This response to the AUTH command indicates that the selected
138 * authentication mechanism is weaker than server policy permits for that
139 * user.
140 */
141 public static final String AUTH_MECHANISM_WEAK = "534";
142
143 /**
144 * This response to the AUTH command indicates that the selected
145 * authentication mechanism may only be used when the underlying SMTP
146 * connection is encrypted.
147 */
148 public static final String AUTH_ENCRYPTION_REQUIRED = "538";
149
150 /**
151 * Requested action not taken: mailbox unavailable (e.g., mailbox not found,
152 * no access, or command rejected for policy reasons)
153 */
154 public static final String MAILBOX_PERM_UNAVAILABLE = "550";
155
156 /**
157 * User not local; please try <forward-path> (See section 3.4)
158 */
159 public static final String USER_NOT_LOCAL = "551";
160
161 /**
162 * Requested mail action aborted: exceeded storage allocation
163 */
164 public static final String QUOTA_EXCEEDED = "552";
165
166 /**
167 * Requested action not taken: mailbox name not allowed (e.g., mailbox
168 * syntax incorrect)
169 */
170 public static final String SYNTAX_ERROR_MAILBOX = "553";
171
172 /**
173 * Transaction failed (Or, in the case of a connection-opening response,
174 * "No SMTP service here")
175 */
176 public static final String TRANSACTION_FAILED = "554";
177
178 }