[java]代码库import java.util.*;

import javax.mail.*;

import javax.mail.internet.*;

import javax.activation.*;

/**

*

* 发送邮件

*/

public class SMTPSender {

private MimeMessage mimeMsg; // MIME邮件对象

private Session session; // 邮件会话对象

private Properties props; // 系统属性

private boolean needAuth = false; // smtp是否需要认证

private String username = ""; // smtp认证用户名和密码

private String password = "";

private Multipart mp; // Multipart对象,邮件内容,标题,附件等内容均添加到其中后再生成MimeMessage对象

public SMTPSender(String smtp) {

setSmtpHost(smtp);

createMimeMessage();

}

public void setHost(String smtp) {

setSmtpHost(smtp);

createMimeMessage();

}

/**

*

* @param hostName

*/

public void setSmtpHost(String hostName) {

System.out.println("设置系统属性：mail.smtp.host = " + hostName);

if (props == null)

props = System.getProperties(); // 获得系统属性对象

props.put("mail.smtp.host", hostName); // 设置SMTP主机

}

/**

*

* @return

*/

public boolean createMimeMessage() {

try {

System.out.println("准备获取邮件会话对象！");

session = Session.getDefaultInstance(props, null); // 获得邮件会话对象

} catch (Exception e) {

System.err.println("获取邮件会话对象时发生错误！" + e);

return false;

}

System.out.println("准备创建MIME邮件对象！");

try {

mimeMsg = new MimeMessage(session); // 创建MIME邮件对象

mp = new MimeMultipart();

return true;

} catch (Exception e) {

System.err.println("创建MIME邮件对象失败！" + e);

return false;

}

}

/**

*

* @param need

*/

public void setNeedAuth(boolean need) {

System.out.println("设置smtp身份认证：mail.smtp.auth = " + need);

if (props == null)

props = System.getProperties();

if (need) {

props.put("mail.smtp.auth", "true");

} else {

props.put("mail.smtp.auth", "false");

}

}

/**

*

* @param name

* @param pass

*/

public void setNamePass(String name, String pass) {

username = name;

password = pass;

}

/**

*

* @param mailSubject

* @return

*/

public boolean setSubject(String mailSubject) {

System.out.println("设置邮件主题！");

try {

mimeMsg.setSubject(mailSubject);

return true;

} catch (Exception e) {

System.err.println("设置邮件主题发生错误！");

return false;

}

}

/**

*

* @param mailBody

* @return

*/

public boolean setBody(String mailBody) {

try {

BodyPart bp = new MimeBodyPart();

bp.setContent("" + mailBody, "text/html;charset=GB2312");

mp.addBodyPart(bp);

return true;

} catch (Exception e) {

System.err.println("设置邮件正文时发生错误！" + e);

return false;

}

}

/**

*

* @param filename

* @return

*/

public boolean addFileAffix(String filename) {

System.out.println("增加邮件附件：" + filename);

try {

BodyPart bp = new MimeBodyPart();

FileDataSource fileds = new FileDataSource(filename);

bp.setDataHandler(new DataHandler(fileds));

bp.setFileName(fileds.getName());

mp.addBodyPart(bp);

return true;

} catch (Exception e) {

System.err.println("增加邮件附件：" + filename + "发生错误！" + e);

return false;

}

}

/**

*

* @param from

* @return

*/

public boolean setFrom(String from) {

System.out.println("设置发信人！");

try {

mimeMsg.setFrom(new InternetAddress(from)); // 设置发信人

return true;

} catch (Exception e) {

return false;

}

}

/**

*

* @param to

* @return

*/

public boolean setTo(String to) {

if (to == null)

return false;

try {

mimeMsg.setRecipients(Message.RecipientType.TO,

InternetAddress.parse(to));

return true;

} catch (Exception e) {

return false;

}

}

/**

*

* @param copyto

* @return

*/

public boolean setCopyTo(String copyto) {

if (copyto == null)

return false;

try {

mimeMsg.setRecipients(Message.RecipientType.CC,

(Address[]) InternetAddress.parse(copyto));

return true;

} catch (Exception e) {

return false;

}

}

/**

*

* @return

*/

public boolean sendout() {

try {

mimeMsg.setContent(mp);

mimeMsg.saveChanges();

System.out.println("正在发送邮件....");

Session mailSession = Session.getInstance(props, null);

Transport transport = mailSession.getTransport("smtp");

transport.connect((String) props.get("mail.smtp.host"), username,

password);

transport.sendMessage(mimeMsg,

mimeMsg.getRecipients(Message.RecipientType.TO));

// transport.send(mimeMsg);

System.out.println("发送邮件成功！");

transport.close();

return true;

} catch (Exception e) {

System.err.println("邮件发送失败！" + e);

return false;

}

}

/**

*

* @param toemail

* @param title

* @param msg

* @return

*/

public boolean initMail(String toemail, String title, String msg) {

String mailbody = msg;

System.out.println("toemail:" + toemail);

SMTPSender themail = new SMTPSender(mailbody);

themail.setHost("smtp.163.com");

themail.setNeedAuth(true);

if (themail.setSubject(title) == false) {

System.out.println("setsubject fail");

}

if (themail.setBody(mailbody) == false) {

System.out.println("setbody fail");

}

if (themail.setTo(toemail) == false) {

System.out.println("setto fail");

}

if (themail.setFrom("xxx@163.com") == false) {

System.out.println("setfrom fail");

themail.setNamePass("xxx", "xxx");

}

if (themail.sendout() == false) {

return false;

}

return true;

}

}