WEB项目使用JavaMail 发送邮件
//下面是发送邮件的工具类，在web项目下使用，需要再导两个包
package com.zjh.shopping.util;
import java.util.Date; ?
import java.util.Properties; ?
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import javax.activation.DataHandler; ?
import javax.activation.FileDataSource; ?
import javax.mail.Authenticator; ?
import javax.mail.Multipart; ?
import javax.mail.PasswordAuthentication; ?
import javax.mail.internet.InternetAddress; ?
import javax.mail.internet.MimeBodyPart; ?
import javax.mail.internet.MimeMultipart; ?
import javax.mail.internet.MimeUtility; ?
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public class JavaMailSendUtil { ?
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??? ?
??? public? void sendmail(String subject, String from, String[] to, ?
??????????? String text, String[] filenames, String mimeType) { ?
??????? try { ?
??????????? Properties props = new Properties(); ?
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??????????? String smtp = "smtp.163.com"; // 设置发送邮件所用到的smtp ?
??????????? String servername = "*******";? //邮箱账号名
??????????? String serverpaswd = "******";? //邮箱密码
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??????????? javax.mail.Session mailSession = null; // 邮件会话对象 ?
??????????? javax.mail.internet.MimeMessage mimeMsg = null; // MIME 邮件对象 ?
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??????????? props = java.lang.System.getProperties(); // 获得系统属性对象 ?
??????????? props.put("mail.smtp.host", smtp); // 设置SMTP主机 ?
??????????? props.put("mail.smtp.auth", "true"); // 是否到服务器用户名和密码验证 ?
??????????? // 到服务器验证发送的用户名和密码是否正确 ?
??????????? SmtpAuthenticator myEmailAuther = new SmtpAuthenticator(servername, ?
??????????????????? serverpaswd); ?
??????????? // 设置邮件会话 注意这里将认证信息放进了Session的创建参数里 ?
??????????? mailSession = javax.mail.Session.getInstance(props, ?
??????????????????? (Authenticator) myEmailAuther); ?
??????????? // 设置传输协议 ?
??????????? javax.mail.Transport transport = mailSession.getTransport("smtp"); ?
?????????? // 设置from、to等信息 ?
?????????? mimeMsg = new javax.mail.internet.MimeMessage(mailSession); ?
?????????? if (null != from && !"".equals(from)) { ?
?????????????? InternetAddress sentFrom = new InternetAddress(from); ?
?????????????? mimeMsg.setFrom(sentFrom); // 设置发送人地址 ?
?????????? } ?
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?????????? InternetAddress[] sendTo = new InternetAddress[to.length]; ?
?????????? for (int i = 0; i < to.length; i++) { ?
?????????????? System.out.println("发送到:" + to[i]); ?
?????????????? sendTo[i] = new InternetAddress(to[i]); ?
?????????? } ?
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?????????? mimeMsg.setRecipients( ?
?????????????????? javax.mail.internet.MimeMessage.RecipientType.TO, sendTo); ?
?????????? mimeMsg.setSubject(subject, "gb2312"); ?
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?????????? MimeBodyPart messageBodyPart1 = new MimeBodyPart(); ?
?????????? // messageBodyPart.setText(UnicodeToChinese(text)); ?
?????????? messageBodyPart1.setContent(text, mimeType); ?
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?????????? // 附件传输格式 ?
?????????? Multipart multipart = new MimeMultipart(); ?
?????????? multipart.addBodyPart(messageBodyPart1); ?
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?????????? for (int i = 0; i < filenames.length; i++) { ?
?????????????? MimeBodyPart messageBodyPart2 = new MimeBodyPart(); ?
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?????????????? String filename = filenames[i].split(";")[0]; ?
?????????????? String displayname = filenames[i].split(";")[1]; ?
?????????????? // 得到数据源 ?
?????????????? FileDataSource fds = new FileDataSource(filename); ?
?????????????? // BodyPart添加附件本身 ?
?????????????? messageBodyPart2.setDataHandler(new DataHandler(fds)); ?
?????????????? // BodyPart添加附件文件名 ?
?????????????? messageBodyPart2.setFileName(MimeUtility ?
?????????????????????? .encodeText(displayname)); ?
?????????????? multipart.addBodyPart(messageBodyPart2); ?
?????????? } ?
?????????? mimeMsg.setContent(multipart); ?
?????????? // 设置信件头的发送日期 ?
?????????? mimeMsg.setSentDate(new Date()); ?
?????????? mimeMsg.saveChanges(); ?
?????????? // 发送邮件 ?
?????????? transport.send(mimeMsg); ?
?????????? transport.close(); ?
?????????? System.out.println("发送到成功!!!"); ?
?????? } catch (Exception e) { ?
?????????? e.printStackTrace(); ?
?????? } ?
?? } ?
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?? ?
?? public static void main(String[] args) throws Exception { ?
?????? String title = "测试邮件";// 所发送邮件的标题 ?
?????? String from = "************@163.com";// 从那里发送 ?
?????? String sendTo[] = { "********@qq.com" };// 发送到那里 ?
?????? // 邮件的文本内容，可以包含html标记则显示为html页面 ?
?????? String content = "test java send mail !!!!!!<br><a href="http://sjsky.iteye.com/">My blog</a>"; ?
???? // 所包含的附件，及附件的重新命名 ?
???? String fileNames[] = { "d:\\test.jpg;test.jpg" }; ?
???? JavaMailSendUtil test = new JavaMailSendUtil(); ?
???? try { ?
???????? // MailSender mailsender = new MailSender(); ?
???????? test.sendmail(title, from, sendTo, content, fileNames, ?
???????????????? "text/html;charset=gb2312"); ?
???? } catch (Exception ex) { ?
???????? ex.printStackTrace(); ?
???? } ?
?} ?
? ?
?class SmtpAuthenticator extends Authenticator { ?
???? String username = null; ?
???? String password = null; ?
???? ?
???? public SmtpAuthenticator(String username, String password) { ?
???????? super(); ?
???????? this.username = username; ?
???????? this.password = password; ?
???? } ?
???? ?
???? public PasswordAuthentication getPasswordAuthentication() { ?
???????? return new PasswordAuthentication(this.username, this.password); ?
?????? } ?
?? } ?
} ?
注意：在 myEclipse 里面建了一个 test 的 main 函数，发送邮件可以顺利通过，但是部署到 tomcat 以后会报 java.lang.NoClassDefFoundError: javax/mail/Message 的错误，必须activation.jar 和 mail.jar 两个包导入进去。
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来自：http://blog.sina.com.cn/s/blog_6145ed810100ig73.html
