Jmail 接收邮件: import javax.mail.PasswordAuthentication; import javax.mail.Authenticator; import java.util.*; import javax.mail.*; import java.io.*; public class ReceiveMail { public ReceiveMail() { } public static void main(String[] args) throws Exception { ReceiveMail receivemail = new ReceiveMail(); receivemail.receive(); } public void receive() throws Exception { Properties prop = new Properties(); prop.setProperty("mail.pop3.host", "pop3.sina.com"); prop.setProperty("mail.pop3.auth", "true"); MyAuthenticator auth = new MyAuthenticator(); Session session = Session.getDefaultInstance(prop, auth); Store store = session.getStore("pop3"); store.connect("pop3.sina.com", "[email protected]", "邮箱的密码"); Folder defaultFolder = store.getDefaultFolder(); Folder folder = defaultFolder.getFolder("INBOX"); folder.open(Folder.READ_ONLY); Message[] message = folder.getMessages(); for (int i = 0; i < message.length; i++) { System.out.println( "-------------------第" + i + " 封邮件------------"); Message msg = message; System.out.println("邮件标题:" + msg.getSubject()); System.out.println("邮件正文:" + msg.getContent()); if (msg.getContent() instanceof Multipart) { Multipart mp = (Multipart) msg.getContent(); for (int t = 0; t < mp.getCount(); t++) { BodyPart part = mp.getBodyPart(t); String fileName = part.getFileName(); if(fileName==null) { System.out.println(part.getContent()); }else { InputStream in=part.getInputStream(); byte[] date = new byte[in.available()]; in.read(date); FileOutputStream out = new FileOutputStream("c://"+fileName); out.write(date); System.out.println("文件 "+fileName +"保存在c://"); } } } } } public class MyAuthenticator extends Authenticator { public PasswordAuthentication getPasswordAuthentication() { return new PasswordAuthentication("wpabbs", "邮箱的密码"); } } } Jmail带附件的邮件发送: import javax.mail.*; import java.util.*; import javax.mail.internet.*; import javax.activation.*; public class SendMailAddFile { public SendMailAddFile() { } public static void main(String[] args) throws Exception { SendMailAddFile send = new SendMailAddFile(); send.sendFile(); } public void sendFile() throws Exception { Properties prop = new Properties(); prop.setProperty("mail.smtp.host","smtp.sina.com"); prop.setProperty("mail.smtp.auth","true"); MyAuthenticator authenticator = new MyAuthenticator(); Session session = Session.getInstance(prop,authenticator); MimeMessage message = new MimeMessage(session); Address from = new InternetAddress("[email protected]"); //你的邮箱 Address to = new InternetAddress("要发送的Email"); //她的邮箱 message.setFrom(from); message.setRecipient(Message.RecipientType.TO,to); message.setSubject("o(∩_∩)o...哈哈"); Multipart mpart = new MimeMultipart(); MimeBodyPart body = new MimeBodyPart(); body.setText("测试带附件的邮件发送情况"); mpart.addBodyPart(body); body = new MimeBodyPart(); DataSource ds = new FileDataSource("c://1.jpg"); DataHandler dh = new DataHandler(ds); body.setDataHandler(dh); body.setFileName("readme.jpg"); mpart.addBodyPart(body); message.setContent(mpart); Transport trans = session.getTransport("smtp"); trans.connect("smtp.sina.com","用户名","密码"); //你的用户名及密码 trans.send(message,message.getAllRecipients()); trans.close(); System.out.println("send ok!"); } public class MyAuthenticator extends Authenticator { public PasswordAuthentication getPasswordAuthentication() { return new PasswordAuthentication("用户名","密码"); //你的用户名及密码 } } }
Jmail收发邮件
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转载自mengjichen.iteye.com/blog/1584752
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