java邮箱开发代码——发邮件

public class Demo1 {
	/**
	 * @param args
	 * @throws MessagingException 
	 */
	public static void main(String[] args) throws MessagingException {
		//第一种方式方式
		//send1();
		//第二种发送方式
		send2();
	}
	
	public static void send1()
	{
		try {
			/**
			 构建发送环境
			 */
			Properties properties = new Properties();
			properties.setProperty("mail.smtp.auth", "true");//接受认证
			properties.setProperty("mail.transport.protocol", "smtp");//设置发送协议
			
			Session session =Session.getDefaultInstance(properties);
			session.setDebug(true);//设置在控制台打印调试信息
			/**
			 * 构建邮件
			 */
			Message msg = new MimeMessage(session);
			msg.setText("逗你玩");		//发送内容
			msg.setFrom(new InternetAddress("xxxx@qq.com"));//设置发送邮件方地址
			
			/*
			构建发送类
			*/
			Transport transport = session.getTransport();
			transport.connect("smtp.qq.com", 25, "xxxxxx用户名", "zxxxx密码");//设置要连接的服务器地址、端口、用户名、密码
			transport.sendMessage(msg, new InternetAddress[]{new InternetAddress("13628303286@163.com")});//发送邮件给某些人
			transport.close();//关闭发送链接
			
		} catch (Exception e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
	public static void send2() throws AddressException, MessagingException
	{
		/**
		 构建发送环境
		 */
		Properties properties = new Properties();
		properties.setProperty("mail.smtp.auth", "true");//接受服务器认证
		properties.setProperty("mail.transport.protocol", "smtp");//设置发送协议
		properties.setProperty("mail.host", "smtp.qq.com");//设置要连接的服务器地址,端口默认25
		
		Session session = Session.getInstance(properties,new Authenticator() {  //策略模式
			@Override
			protected PasswordAuthentication getPasswordAuthentication() { //返回用户名和密码
				// TODO Auto-generated method stub
				return new PasswordAuthentication("xxxx用户名", "xxxxxxx密码"); //设置用户名和密码
			}
		});
		session.setDebug(true); //显示调试信息
		/**
		 * 构建邮件
		 */
		Message msg = new MimeMessage(session);
		msg.setFrom(new InternetAddress("594389@qq.com"));//设置发送方地址
		msg.setSubject("中文主题");
		msg.setRecipients(RecipientType.TO, InternetAddress.parse("2399548@qq.com,13628303286@163.com,594389@qq.com")); //设置收件人的类型:TO:收件人;CC:抄送;BCC:暗送;和收件人
		msg.setContent("<span style='color:red'>中文呵呵</span>", "text/html;charset=gbk");//设置发送内容,以及内容的类型和编码
		
		/**
		 * 发送邮件
		 */
		Transport.send(msg);
	}
}


注:工程需要引入mail.jar包,如果运行环境低于jdk6还需引入activation.jar包

下载地址:http://download.youkuaiyun.com/user/zl594389970

/* * JCatalog Project */ package com.hexiang.utils; import java.util.List; import java.util.ArrayList; import java.util.Date; import java.util.Iterator; import java.util.Properties; import javax.mail.Session; import javax.mail.Transport; import javax.mail.Message; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeMessage; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import com.hexiang.exception.CatalogException; /** * Utility class to send email. * * @author <a href="380595305@qq.com">hexiang</a> */ public class EmailUtil { //the logger for this class private static Log logger = LogFactory.getLog("com.hexiang.util.EmailUtil"); /** * Send email to a single recipient. * * @param smtpHost the SMTP email server address * @param senderAddress the sender email address * @param senderName the sender name * @param receiverAddress the recipient email address * @param sub the subject of the email * @param msg the message content of the email */ public static void sendEmail(String smtpHost, String senderAddress, String senderName, String receiverAddress, String sub, String msg) throws CatalogException { List<String> recipients = new ArrayList<String>(); recipients.add(receiverAddress); sendEmail(smtpHost, senderAddress, senderName, recipients, sub, msg); } /** * Send email to a list of recipients. * * @param smtpHost the SMTP email server address * @param senderAddress the sender email address * @param senderName the sender name * @param recipients a list of receipients email addresses * @param sub the subject of the email * @param msg the message content of the email */ public static void sendEmail(String smtpHost, String senderAddress, String senderName, List<String> recipients, String sub, String msg) throws CatalogException { if (smtpHost == null) { String errMsg = "Could not send email: smtp host address is null"; logger.error(errMsg); throw new CatalogException(errMsg); } try { Properties props = System.getProperties(); props.put("mail.smtp.host", smtpHost); Session session = Session.getDefaultInstance(props, null ); MimeMessage message = new MimeMessage( session ); message.addHeader("Content-type", "text/plain"); message.setSubject(sub); message.setFrom(new InternetAddress(senderAddress, senderName)); for (Iterator<String> it = recipients.iterator(); it.hasNext();) { String email = (String)it.next(); message.addRecipients(Message.RecipientType.TO, email); } message.setText(msg); message.setSentDate( new Date() ); Transport.send(message); } catch (Exception e) { String errorMsg = "Could not send email"; logger.error(errorMsg, e); throw new CatalogException("errorMsg", e); } } }
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