| /* |
| * 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.smtp; |
| |
| /*** |
| * SMTPCommand stores a set of constants for SMTP command codes. To interpret |
| * the meaning of the codes, familiarity with RFC 821 is assumed. |
| * The mnemonic constant names are transcriptions from the code descriptions |
| * of RFC 821. For those who think in terms of the actual SMTP commands, |
| * a set of constants such as {@link #HELO HELO } are provided |
| * where the constant name is the same as the SMTP command. |
| * <p> |
| * <p> |
| * @author Daniel F. Savarese |
| ***/ |
| |
| public final class SMTPCommand |
| { |
| |
| |
| public static final int HELO = 0; |
| public static final int MAIL = 1; |
| public static final int RCPT = 2; |
| public static final int DATA = 3; |
| public static final int SEND = 4; |
| public static final int SOML = 5; |
| public static final int SAML = 6; |
| public static final int RSET = 7; |
| public static final int VRFY = 8; |
| public static final int EXPN = 9; |
| public static final int HELP = 10; |
| public static final int NOOP = 11; |
| public static final int TURN = 12; |
| public static final int QUIT = 13; |
| |
| public static final int HELLO = HELO; |
| public static final int LOGIN = HELO; |
| public static final int MAIL_FROM = MAIL; |
| public static final int RECIPIENT = RCPT; |
| public static final int SEND_MESSAGE_DATA = DATA; |
| public static final int SEND_FROM = SEND; |
| public static final int SEND_OR_MAIL_FROM = SOML; |
| public static final int SEND_AND_MAIL_FROM = SAML; |
| public static final int RESET = RSET; |
| public static final int VERIFY = VRFY; |
| public static final int EXPAND = EXPN; |
| // public static final int HELP = HELP; |
| // public static final int NOOP = NOOP; |
| // public static final int TURN = TURN; |
| // public static final int QUIT = QUIT; |
| public static final int LOGOUT = QUIT; |
| |
| // Cannot be instantiated |
| private SMTPCommand() |
| {} |
| |
| static final String[] _commands = { |
| "HELO", "MAIL FROM:", "RCPT TO:", "DATA", "SEND FROM:", "SOML FROM:", |
| "SAML FROM:", "RSET", "VRFY", "EXPN", "HELP", "NOOP", "TURN", "QUIT" |
| }; |
| |
| |
| /*** |
| * Retrieve the SMTP protocol command string corresponding to a specified |
| * command code. |
| * <p> |
| * @param command The command code. |
| * @return The SMTP protcol command string corresponding to a specified |
| * command code. |
| ***/ |
| public static final String getCommand(int command) |
| { |
| return _commands[command]; |
| } |
| |
| } |