本文共 4956 字，大约阅读时间需要 16 分钟。

d

mail.properties

#邮件服务器是否需要验证用户存在与否 ，使用“true”、“false”、“0”、“1”mail.smtp.auth=true#邮件服务器使用的协议mail.transport.protocol=smtp#邮件服务器地址mail.smtp.host=smtp.126.com#邮件服务器使用的端口mail.smtp.port=25#默认服务器端用户名mail.host.user=*****#默认服务器用户密码mail.host.user.password=****#默认主机地址mail.host.user.from=****@126.com

 MailUtil.java

import java.io.File;import java.util.Date;import java.util.HashMap;import java.util.Iterator;import java.util.Locale;import java.util.Map;import java.util.Properties;import java.util.ResourceBundle;import javax.activation.DataHandler;import javax.activation.DataSource;import javax.activation.FileDataSource;import javax.mail.Message;import javax.mail.MessagingException;import javax.mail.Multipart;import javax.mail.Session;import javax.mail.Transport;import javax.mail.internet.AddressException;import javax.mail.internet.InternetAddress;import javax.mail.internet.MimeBodyPart;import javax.mail.internet.MimeMessage;import javax.mail.internet.MimeMultipart;import org.apache.commons.lang.BooleanUtils;import org.apache.commons.lang.StringUtils;import org.apache.commons.lang.math.NumberUtils;/** * 邮件发送工具 *  * @author linzq *  */public class MailUtil {	public static boolean sendMail(String to, String subject, String content)			throws AddressException, MessagingException {		Map
   
     fileMap = new HashMap
    
     ();		ResourceBundle rb = ResourceBundle.getBundle("email",				Locale.getDefault());		Boolean isAutheticate = BooleanUtils.toBooleanObject(rb				.getString("mail.smtp.auth"));		String protocol = rb.getString("mail.transport.protocol");		String host = rb.getString("mail.smtp.host");		Integer port = NumberUtils.toInt(rb.getString("mail.smtp.port"), 25);		String user = rb.getString("mail.host.user");		String password = rb.getString("mail.host.user.password");		String from = rb.getString("mail.host.user.from");		return sendMail(isAutheticate, protocol, host, port, user, password,				from, to, subject, content, fileMap);	}	/**	 * @param isAutheticate	 *            邮件务器是否验证用户	 * @param protocol	 *            协认	 * @param host	 *            邮件务器地址	 * @param port	 *            端口	 * @param user	 *            用户	 * @param password	 *            密码	 * @param from	 *            邮件发送地址	 * @param to	 *            邮件接收地址	 * @param subject	 *            标题	 * @param content	 *            内容	 * @param filePathMap	 *            附件，它是一个“文件名=全路径地址”的映射	 * @return	 * @throws AddressException	 * @throws MessagingException	 */	public static boolean sendMail(Boolean isAutheticate, String protocol,			String host, Integer port, String user, String password,			String from, String to, String subject, String content,			Map
     
       filePathMap) throws AddressException,			MessagingException {		boolean bool = false;		Properties p = new Properties();		p.put("mail.smtp.auth", isAutheticate.toString());		p.put("mail.transport.protocol", protocol);		p.put("mail.smtp.host", host);		p.put("mail.smtp.port", port);		// 建立会话		Session session = Session.getInstance(p);		// 建立消息		Message msg = new MimeMessage(session);		// 设置发件人		msg.setFrom(new InternetAddress(from));		// 收件人		msg.setRecipient(Message.RecipientType.TO, new InternetAddress(to));		// 发送日期		msg.setSentDate(new Date());		// 主题		msg.setSubject(subject);		// 设置邮件内容，作为Multipart对象的一部分		MimeBodyPart mbp = new MimeBodyPart();		mbp.setText(content);		Multipart mulp = new MimeMultipart();		mulp.addBodyPart(mbp);		// 文件件名		String fileName = null;		// 全路径		String fileFullPath = null;		DataSource source = null;		if (filePathMap != null && filePathMap.size() > 0) {			Iterator it = filePathMap.entrySet().iterator();			while (it.hasNext()) {				// 为每个附件做为Multipart对象的一部分				mbp = new MimeBodyPart();				Map.Entry
      
        entry = (Map.Entry) it.next();				fileName = entry.getKey();				fileFullPath = entry.getValue();				if (fileName == null || fileName.equals("")						|| fileFullPath == null || fileFullPath.equals("")) {					continue;				}				File f = new File(fileFullPath);				if (!f.exists()) {					continue;				}				source = new FileDataSource(fileFullPath);				mbp.setDataHandler(new DataHandler(source));				mbp.setFileName(fileName);				mulp.addBodyPart(mbp);			}		}		// 设置信息内容，将Multipart 对象加入信息中		msg.setContent(mulp);		// 登陆邮件服务器进行用户验证		Transport tran = session.getTransport(protocol);		tran.connect(host, user, password);		// 发送		tran.sendMessage(msg, msg.getAllRecipients());		bool = true;		return bool;	}	/**	 * @param args	 * @throws MessagingException	 * @throws AddressException	 */	public static void main(String[] args) throws AddressException,			MessagingException {		// 调试使用		Map map = new HashMap
       
        ();		map.put("jasper-el.jar", "D:\\apache-tomcat-6.0.29\\lib\\jasper-el.jar");		map.put("RUNNING.txt", "D:\\apache-tomcat-6.0.29\\RUNNING.txt");		//sendMail(true, "smtp", "smtp.126.com", 25, "con", "***",		//		"con@126.com", "con@163.com", "答话稀有", "快点下在", map);		sendMail("conkeyn@163.com", "答话稀有", "快点下在");	}}
       
      
     
    
   

 dd

转载地址：http://nddhb.baihongyu.com/