sendemail.java

java阿里巴巴代码

package tools.util;

/**
 * Created by zywang
 * Date: 2007-2-7
 * Time: 20:56:58
 */
import javax.mail.internet.InternetAddress;
import java.util.Date;
import javax.mail.internet.MimeMessage;
import java.util.Properties;
import java.io.UnsupportedEncodingException;
import javax.mail.*;

/**
 * 发送Email类
 */

public class SendEmail {

    public SendEmail() {
    }

    public void send(String toAddress) {
        try {
            Properties props = new Properties();
            Session sendMailSession;
            Transport transport;
            props.put("mail.smtp.auth", "true");
            props.put("mail.smtp.host", "smtp.163.com"); //smtp主机名。
        //    props.put("mail.from", "合肥吃吧<[e-mail]>"); //发送人姓名。
        //    props.put("mail.smtp.user", "合肥吃吧"); //发送方邮件地址。
        //    props.put("mail.smtp.password", "05568925952"); //邮件密码。
            PopupAuthenticator popA = new PopupAuthenticator();//邮件安全认证。
            popA.performCheck("eatba", "05568925952"); //填写用户名及密码


            sendMailSession = Session.getInstance(props, popA);
            Message newMessage = new MimeMessage(sendMailSession);
            newMessage.setDescription("合肥吃吧");
            newMessage.setFrom(new InternetAddress("[e-mail]"));
            newMessage.setRecipient(Message.RecipientType.TO,new InternetAddress(toAddress)); //接收方邮件地址

            String subject="邮件主题subject";
            String tmp = new String(subject.getBytes("GBK"));
            newMessage.setSubject(tmp);
            newMessage.setSentDate(new Date());
            String content="邮件正文";

            newMessage.setText(new String(content.getBytes("GBK"))); //邮件正文
            transport = sendMailSession.getTransport("smtp");
            transport.send(newMessage);
        } catch (MessagingException ex) {
            ex.printStackTrace();
        } catch (UnsupportedEncodingException e) {
            e.printStackTrace();
        }
    }

    public class PopupAuthenticator extends Authenticator {
        String username = null;
        String password = null;

        public PopupAuthenticator() {
        }

        public PasswordAuthentication performCheck(String user, String pass) {
            username = user;
            password = pass;
            return getPasswordAuthentication();
        }

        protected PasswordAuthentication getPasswordAuthentication() {
            return new PasswordAuthentication(username, password);
        }
    }

    public boolean isEmail(String str){
        str = str.trim();
        String regex = "\\w+(\\.\\w+)*@\\w+(\\.\\w+)+";
        return str.matches(regex);
    }
}