使用java mail(jmail)通过gmail的stmp发送邮件

最新推荐文章于 2016-10-13 15:49:34 发布

iteye_17320

最新推荐文章于 2016-10-13 15:49:34 发布

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分类专栏：服务器文章标签： Gmail Java Security .net Servlet

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本文介绍了一种使用JavaMail API通过Gmail账户发送带有SSL加密的电子邮件的方法。该示例展示了如何配置邮件会话属性、身份验证过程以及如何创建和发送MIME消息。

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原文网址：
http://www.velocityreviews.com/forums/t141237-send-smtp-mail-using-javamail-with-gmail-account.html
http://www.javaworld.com/javatips/jw-javatip115.html

/*
 * Created on Feb 21, 2005
 *
 */

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

import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;

public class SendGmail {

	private static final String SMTP_HOST_NAME = "smtp.gmail.com";
	private static final String SMTP_PORT = "465";
	private static final String emailMsgTxt = "Test Message Contents";
	private static final String emailSubjectTxt = "A test from gmail";
	private static final String emailFromAddress = "";
	private static final String SSL_FACTORY = "javax.net.ssl.SSLSocketFactory";
	private static final String[] sendTo = { "" };

	public static void main(String args[]) throws Exception {

		Security.addProvider(new com.sun.net.ssl.internal.ssl.Provider());

		new SendGmail().sendSSLMessage(sendTo, emailSubjectTxt, emailMsgTxt, emailFromAddress);
		System.out.println("Sucessfully Sent mail to All Users");
	}

	public void sendSSLMessage(String recipients[], String subject, String message, String from)
			throws MessagingException {
		boolean debug = true;

		Properties props = new Properties();
		props.put("mail.smtp.host", SMTP_HOST_NAME);
		props.put("mail.smtp.auth", "true");
		props.put("mail.debug", "true");
		props.put("mail.smtp.port", SMTP_PORT);
		props.put("mail.smtp.socketFactory.port", SMTP_PORT);
		props.put("mail.smtp.socketFactory.class", SSL_FACTORY);
		props.put("mail.smtp.socketFactory.fallback", "false");

		Session session = Session.getDefaultInstance(props, new javax.mail.Authenticator() {

			protected PasswordAuthentication getPasswordAuthentication() {
				return new PasswordAuthentication("xxxxxx", "xxxxxx");
			}
		});

		session.setDebug(debug);

		Message msg = new MimeMessage(session);
		InternetAddress addressFrom = new InternetAddress(from);
		msg.setFrom(addressFrom);

		InternetAddress[] addressTo = new InternetAddress[recipients.length];
		for (int i = 0; i < recipients.length; i++) {
			addressTo[i] = new InternetAddress(recipients[i]);
		}
		msg.setRecipients(Message.RecipientType.TO, addressTo);

		// Setting the Subject and Content Type
		msg.setSubject(subject);
		msg.setContent(message, "text/plain");
		Transport.send(msg);
	}
}