javamail发件、收件(SSL连接)
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javamail发件、收件(SSL连接)
viakiba 发表于1年前
javamail发件、收件(SSL连接)
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标题:腾讯云 新注册用户域名抢购1元起>>>   

摘要: 转 http://www.cnblogs.com/15ho/p/5891148.html

【发件】

import java.net.URL;
import java.security.Security;
import java.util.Properties;

import javax.activation.DataHandler;
import javax.activation.FileDataSource;
import javax.mail.Authenticator;
import javax.mail.Message;
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;

//发送一封图文加附件的邮件
public class SendMail {
    public static void main(String[] args) {
        try {
            //设置SSL连接、邮件环境
            Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());  
            final String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";  
            Properties props = System.getProperties();
            props.setProperty("mail.smtp.host", "smtp.qq.com");
            props.setProperty("mail.smtp.socketFactory.class", SSL_FACTORY);
            props.setProperty("mail.smtp.socketFactory.fallback", "false");
            props.setProperty("mail.smtp.port", "465");
            props.setProperty("mail.smtp.socketFactory.port", "465");
            props.setProperty("mail.smtp.auth", "true");
//            props.put("mail.smtp.host", "smtp.qq.com");
//            props.put("mail.smtp.socketFactory.class", SSL_FACTORY);
//            props.put("mail.smtp.socketFactory.fallback", "false");
//            props.put("mail.smtp.port", "465");
//            props.put("mail.smtp.socketFactory.port", "465");
//            props.put("mail.smtp.auth", "true");
            //建立邮件会话
            Session session = Session.getDefaultInstance(props, new Authenticator() {
                //身份认证
                protected PasswordAuthentication getPasswordAuthentication() {
                    return new PasswordAuthentication("username", "password");
                }
            });
            //建立邮件对象
            MimeMessage message = new MimeMessage(session);
            //设置邮件的发件人、收件人、主题
                //附带发件人名字
//            message.setFrom(new InternetAddress("from_mail@qq.com", "optional-personal"));
            message.setFrom(new InternetAddress("from_mail@qq.com"));
            message.setRecipients(Message.RecipientType.TO, "to_mail@qq.com");
            message.setSubject("通过javamail发出!!!");
            //文本部分
            MimeBodyPart textPart = new MimeBodyPart();
            textPart.setContent("图<img src='cid:myimg'/>文加附件邮件测试", "text/html;charset=UTF-8");
            //内嵌图片部分
            MimeBodyPart imagePart = new MimeBodyPart();
            imagePart.setDataHandler(new DataHandler(new FileDataSource("imagePath")));//图片路径
            imagePart.setContentID("myimg");
            //图文整合,关联关系
            MimeMultipart mmp1 = new MimeMultipart();
            mmp1.addBodyPart(textPart);
            mmp1.addBodyPart(imagePart);
            mmp1.setSubType("related");
            MimeBodyPart textImagePart = new MimeBodyPart();
            textImagePart.setContent(mmp1);
            //附件部分
            MimeBodyPart attachmentPart = new MimeBodyPart();
            DataHandler dh = new DataHandler(new FileDataSource("filePath"));//文件路径
            String fileName = dh.getName();
            attachmentPart.setDataHandler(dh);
            attachmentPart.setFileName(fileName);
            //图文和附件整合,复杂关系
            MimeMultipart mmp2 = new MimeMultipart();
            mmp2.addBodyPart(textImagePart);
            mmp2.addBodyPart(attachmentPart);
            mmp2.setSubType("mixed");
            //将以上内容添加到邮件的内容中并确认
            message.setContent(mmp2);
            message.saveChanges();
            //发送邮件
            Transport.send(message);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

【收件】

import java.security.Security;
import java.text.SimpleDateFormat;
import java.util.Properties;

import javax.mail.FetchProfile;
import javax.mail.Folder;
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Session;
import javax.mail.Store;
import javax.mail.URLName;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeUtility;

//查看收件箱邮件
public class Inbox {
    public static void main(String[] args) {
        //设置SSL连接、邮件环境
        Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());
        final String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";
        Properties props = System.getProperties();
        props.setProperty("mail.pop3.host", "smtp.qq.com");
        props.setProperty("mail.pop3.socketFactory.class", SSL_FACTORY);
        props.setProperty("mail.pop3.socketFactory.fallback", "false");
        props.setProperty("mail.pop3.port", "995");
        props.setProperty("mail.pop3.socketFactory.port", "995");
        props.setProperty("mail.pop3.auth", "true");
//        props.put("mail.pop3.host", "smtp.qq.com");
//        props.put("mail.pop3.socketFactory.class", SSL_FACTORY);
//        props.put("mail.pop3.socketFactory.fallback", "false");
//        props.put("mail.pop3.port", "995");
//        props.put("mail.pop3.socketFactory.port", "995");
//        props.put("mail.pop3.auth", "true");
        //建立邮件会话
        Session session = Session.getDefaultInstance(props, null);
        //设置连接邮件仓库的环境
        URLName url = new URLName("pop3", "pop.qq.com", 995, null, "username", "password");
        Store store = null;
        Folder inbox = null;
        try {
            //得到邮件仓库并连接
            store = session.getStore(url);
            store.connect();
            //得到收件箱并抓取邮件
            inbox = store.getFolder("INBOX");  
            inbox.open(Folder.READ_ONLY);
            FetchProfile profile = new FetchProfile();
            profile.add(FetchProfile.Item.ENVELOPE);
            Message[] messages = inbox.getMessages();
            inbox.fetch(messages, profile);
            //打印收件箱邮件部分信息
            int length = messages.length;
            System.out.println("收件箱的邮件数:" + length);
            System.out.println("-------------------------------------------\n");
            for (int i = 0; i < length; i++) {
                String from = MimeUtility.decodeText(messages[i].getFrom()[0].toString());
                InternetAddress ia = new InternetAddress(from);
                System.out.println("发件人:" + ia.getPersonal() + '(' + ia.getAddress() + ')');
                System.out.println("主题:" + messages[i].getSubject());
                System.out.println("邮件大小:" + messages[i].getSize());
                System.out.println("邮件发送时间:" + new SimpleDateFormat("yyyy-MM-dd HH:mm:ss").format(messages[i].getSentDate()));
                System.out.println("-------------------------------------------\n");
            }
        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            try {
                inbox.close(false);
            } catch (MessagingException e) {
                e.printStackTrace();
            }
            try {
                store.close();
            } catch (MessagingException e) {
                e.printStackTrace();
            }
        }
    }
}

 

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