1. Mail.java
package util; import java.util.Date; import java.util.Properties; import javax.mail.Authenticator; import javax.mail.BodyPart; import javax.mail.Message; import javax.mail.Multipart; import javax.mail.PasswordAuthentication; 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; public class Mail { private static MimeMessage message; static { try { Properties properties = new Properties(); properties.load(Mail.class.getResourceAsStream("/Mail.properties")); // 发件人邮箱用户名 final String userName = properties.getProperty("username"); final String password = AESCodec.decrypt(properties.getProperty("password")); Session session = Session.getDefaultInstance(properties, new Authenticator() { public PasswordAuthentication getPasswordAuthentication() { // 发件人邮件用户名、密码 return new PasswordAuthentication(userName, password); } }); message = new MimeMessage(session); message.setFrom(new InternetAddress(userName)); // 设置邮件消息发送的时间 message.setSentDate(new Date()); } catch (Exception e) { e.printStackTrace(); } } /** * 发送纯文本格式邮件 * * @param recipient 收件人 * @param subject 主题 * @param text 邮件文本内容 * @return 邮件是否发送成功 */ public static boolean sendTextEmail(String recipient, String subject, String text) { try { // Set To: 头部头字段 message.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient)); // Set Subject: 头部头字段 message.setSubject(subject); // 设置消息体 message.setText(text); // 发送消息 Transport.send(message); System.out.println("Sent message successfully...."); return true; } catch (Exception e) { e.printStackTrace(); System.out.println("Sent message failed...."); return false; } } /** * 发送HTML格式邮件 * * @param recipient 收件人 * @param subject 主题 * @param html 邮件内容HTML格式 * @return 邮寄是否发送成功 */ public static boolean sendHtmlEmail(String recipient, String subject, String html) { try { // Set To: 头部头字段 message.addRecipient(Message.RecipientType.TO, new InternetAddress(recipient)); // Set Subject: 头部头字段 message.setSubject(subject); // 创建消息部分 BodyPart body = new MimeBodyPart(); // 设置消息 body.setContent(html, "text/html; charset=utf-8"); // 创建多重消息 Multipart multipart = new MimeMultipart(); multipart.addBodyPart(body); // 将MiniMultipart对象设置为邮件内容 message.setContent(multipart); // 发送消息 Transport.send(message); System.out.println("Sent message successfully...."); return true; } catch (Exception e) { e.printStackTrace(); System.out.println("Sent message failed...."); return false; } } public static void main(String[] args) { testHtml(); } /** * 测试发送HTML格式邮件 */ public static void testHtml() { // 收件人邮箱 String recipient = "hnfch@qq.com"; String subject = "生日快乐！"; StringBuffer content = new StringBuffer(); content.append("<html>"); content.append("<body>"); content.append("<h1>"); content.append("祝你生日快乐！"); content.append("</h1>"); content.append("<img src='http://d.hiphotos.baidu.com/zhidao/wh%3D600%2C800/sign=324d313a233fb80e0c8469d106e10316/21a4462309f79052ab867a350ef3d7ca7bcbd51b.jpg' />"); content.append("</body>"); content.append("</html>"); System.out.println(sendHtmlEmail(recipient, subject, content.toString())); } }
2. Mail.properties
#QQ #mail.smtp.host=smtp.qq.com #mail.smtp.auth=true #username= #password= #126 #mail.smtp.host=smtp.126.com #mail.smtp.port=25 #mail.smtp.auth=true #username= #password= #163 mail.smtp.host=smtp.163.com mail.smtp.port=25 mail.smtp.auth=true username=k33666@126.com password=AES加密后的密码