JAVA代码发送邮件示例和解释(二)

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package test;import java.util.ArrayList;import java.util.Date;import java.util.List;import java.util.Properties;import java.util.regex.Matcher;import java.util.regex.Pattern;import javax.activation.DataHandler;import javax.activation.DataSource;import javax.activation.FileDataSource;import javax.mail.Address;import javax.mail.BodyPart;import javax.mail.Message;import javax.mail.Session;import javax.mail.Transport;import javax.mail.internet.InternetAddress;import javax.mail.internet.MimeBodyPart;import javax.mail.internet.MimeMessage;import javax.mail.internet.MimeMultipart;import javax.mail.internet.MimeUtility;public class SendMailTest1 { public static void main(String[] args) { SendMailTest1 send = new SendMailTest1(); send.sendEmail(); } /** * * @Title: sendTextMail * @Description: TODO * @param mailInfo * @return */ // MailModel mailInfo public boolean sendEmail() { // 从配置文件中读取配置信息 Properties pro = new Properties(); pro.put("mail.smtp.host", "mail.chinamobilesz.com"); pro.put("mail.smtp.auth", "true"); // Properties pro = mailConfig.getProperties(); // 根据邮件的回话属性构造一个发送邮件的Session MailAuthenticator authenticator = new MailAuthenticator("账号", "密码"); Session session = Session.getInstance(pro, authenticator); // 监控邮件命令 try { // 根据Session 构建邮件信息 Message message = new MimeMessage(session); // 创建邮件发送者地址 Address from = new InternetAddress("xtyw"); // 设置邮件消息的发送者 message.setFrom(from); // 验证邮箱地址 List<String> auth = new ArrayList<String>(); auth.add("1160569243@qq.com"); String toAddress = validateEmail(auth); if (!toAddress.isEmpty()) { // 创建邮件的接收者地址 Address[] to = InternetAddress.parse(toAddress); // 设置邮件接收人地址 message.setRecipients(Message.RecipientType.TO, to); message.setSubject("12345"); // 邮件容器 MimeMultipart mimeMultiPart = new MimeMultipart(); // 设置HTML BodyPart bodyPart = new MimeBodyPart(); String htmlText = "123456"; bodyPart.setContent(htmlText, "text/html;charset=utf-8"); mimeMultiPart.addBodyPart(bodyPart); // 添加附件 List<String> fileList = new ArrayList<String>(); fileList.add("C:\\Users\\tuzongxun123\\Desktop\\自主服务API.docx"); if (fileList != null) { BodyPart attchPart = null; for (int i = 0; i < fileList.size(); i++) { if (!fileList.get(i).isEmpty()) { attchPart = new MimeBodyPart(); // 附件数据源 DataSource source = new FileDataSource( fileList.get(i)); // 将附件数据源添加到邮件体 attchPart.setDataHandler(new DataHandler(source)); // 设置附件名称为原文件名 attchPart.setFileName(MimeUtility.encodeText(source .getName())); mimeMultiPart.addBodyPart(attchPart); } } } message.setContent(mimeMultiPart); message.setSentDate(new Date()); // 保存邮件 message.saveChanges(); // 发送邮件 Transport.send(message); return true; } } catch (Exception e) { e.printStackTrace(); System.out.println("邮件发送失败"); } return false; } /** * @title validateEmail * @Description 验证邮箱格式 * @param emailList * @return string */ public String validateEmail(List<String> emailList) { StringBuffer buffer = new StringBuffer(); if (!emailList.isEmpty()) { String regEx = "^([a-z0-9A-Z]+[-|\\.]?)+[a-z0-9A-Z]@([a-z0-9A-Z]+(-[a-z0-9A-Z]+)?\\.)+[a-zA-Z]{2,}$"; Pattern p = Pattern.compile(regEx); for (int i = 0; i < emailList.size(); i++) { Matcher match = p.matcher(emailList.get(i)); if (match.matches()) { buffer.append(emailList.get(i)); if (i < emailList.size() - 1) { buffer.append(","); } } } } return buffer.toString(); }}