开放源码-SMTP发信客户端 for Java

//------------------------------------------------------------------

// \\\///

// \\ -^- //

// ( @ @ )

// +----------------------oOOo-(_)-oOOo---------------------+

//

// FREE SOFTWARE WRITEN BY NAVY, COPYLEFT (C) 2002

// SmtpClient Class 1.0

// Use smtp server with user authorization

// All rights reserved.

//

// Oooo

// +---------------------- oooO---( )---------------------+

// ( ) ) /

// \ ( (_/

// \_)

//------------------------------------------------------------------

package encrypt;

import Java.io.*;

import java.net.*;

import java.util.Vector;

//import org.apache.commons.logging.Log;

//import org.apache.commons.logging.LogFactory;

import encrypt.Base64;

/***

* 标准SMTP发信类

* <p>

* 标准的纯JAVA的SMTP发信客户端程序，支持用户认证。

* <p>

* <p>

* @author Naven

* @see SmtpClient

***/

public class SmtpClient

{

//protected static final Log log = LogFactory.getLog(SmtpClient.class);

private static final String CMD_HELO = "HELO ";

private static final String CMD_AUTH_LOGIN = "AUTH LOGIN ";

private static final String CMD_MAIL_FROM = "MAIL FROM: ";

private static final String CMD_RCPT_TO = "RCPT TO: ";

private static final String CMD_DATA = "DATA";

private static final String CMD_HELP = "HELP";

private static final String CMD_RSET = "RSET";

private static final String CMD_NOOP = "NOOP";

private static final String CMD_QUIT = "QUIT";

private static final String END_OF_MAIL = "\r\n.\r\n";

private static final String RCV_SERVOK = "220"; // 220 服务就绪

private static final String RCV_HELO = "250"; // 250 要求的邮件操作完成

private static final String RCV_AUTH_LOGIN = "334";

private static final String RCV_AUTH_USER = "334";

private static final String RCV_AUTH_PASSWD = "334";

private static final String RCV_AUTH_OK = "235";