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邮件发送(基础知识最为要命)
package com.fww.mail;
import java.util.Date;
import java.util.Properties;
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;
public class JavaMailSendUtil {
props = java.lang.System.getProperties(); // 获得系统属性对象 String text, String[] filenames, String mimeType) { try { Properties props = new Properties(); String smtp = "smtp.163.com"; // 设置发送邮件所用到的smtp String servername = "**@163.com"; //邮箱账号名 String serverpaswd = "**"; //邮箱密码 javax.mail.Session mailSession = null; // 邮件会话对象 javax.mail.internet.MimeMessage mimeMsg = null; // MIME 邮件对象 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 } 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]); } mimeMsg.setRecipients( javax.mail.internet.MimeMessage.RecipientType.TO, sendTo); mimeMsg.setSubject(subject, "gb2312"); MimeBodyPart messageBodyPart1 = new MimeBodyPart(); // messageBodyPart.setText(UnicodeToChinese(text)); messageBodyPart1.setContent(text, mimeType); // 附件传输格式 Multipart multipart = new MimeMultipart(); multipart.addBodyPart(messageBodyPart1); for (int i = 0; i < filenames.length; i++) { MimeBodyPart messageBodyPart2 = new MimeBodyPart(); 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(); }
}
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","**@sina.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://www.mamicode.com/‘www.baidu.com‘>你好啊"; // 所包含的附件,及附件的重新命名 String fileNames[] = { "d:\\test.jpg;test.jpg","d:\\test.zip;aaa.zip" }; 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); }
}
}
邮件发送(基础知识最为要命)
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