java邮件发送工具

import java.io.File;import java.util.ArrayList;import java.util.Date;import java.util.HashMap;import java.util.Iterator;import java.util.List;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.Address;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.math.NumberUtils;/** * 邮件发送工具 *  *  */public class EmailUtils {public static boolean sendMail(String subject, String content,String addresses)throws AddressException, MessagingException {Map<String, String> fileMap = new HashMap<String, String>();ResourceBundle rb = ResourceBundle.getBundle("mail",Locale.getDefault());//配置文件拿相关信息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");//String recipient = rb.getString("mailReceiverAddress");return sendMail(isAutheticate, protocol, host, port, user, password,from, subject, content, fileMap, addresses);}/** * @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 recipient *            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 subject, String content,Map<String, String> filePathMap, String recipient)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));// 创建邮件的接收者地址，并设置到邮件消息中List<Address> addressList = new ArrayList<Address>();// 收件人String[] addressArr = recipient.split(";");for (String address : addressArr) {Address receiverAddress = new InternetAddress(address);addressList.add(receiverAddress);}Address[] addresses = new Address[addressList.size()];for (int i = 0; i < addressList.size(); i++) {addresses[i] = addressList.get(i);}msg.setRecipients(Message.RecipientType.TO, addresses);// 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) {@SuppressWarnings("rawtypes")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();@SuppressWarnings({ "unchecked", "rawtypes" })Map.Entry<String, String> 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);msg.setContent(content, "text/html;charset=gb2312");// 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 {sendMail("lb","<table border='1px' cellspacing='0' cellpadding='0' ><tr><td>错误出现的次数</td><td>错误具体类型</td></tr>","[e-mail]");}}

配置文件

mail.smtp.auth=truemail.transport.protocol=smtpmail.smtp.host=smtp.xxx.commail.smtp.port=25mail.host.user=xxxmail.host.user.password=xxxmail.host.user.from=[e-mail]