package com.lgf.Email;  import java.util.Date;  public class EmailMessage  {   /**    * 郵件的信息,可以自己進行設(shè)置。    * 為了方便直接全部設(shè)置為靜態(tài)    */    // 收件人郵箱   public static String TO = "xxx@xxx.com";   // 發(fā)件人郵箱   public static String FROM = "xxx@xxx.com";    public static String FROM_NAME = "xxx";  //  抄送人     public static String CC="xxx@nxxx.com";   //  暗送人   public static String BCC="xxx@nxxx.com";     // 郵件的類型   public static String Email_Content = "text/plain"; // 郵件標(biāo)題   public static String Email_Subject = "Test Email With JavaMail";   // 郵件頭   public static String Email_Header = "This Is Email Header";   // 內(nèi)容   public static String Email_Body = "<a href=/"http://www.baidu.com/">This Is Email Body</a>";  // 服務(wù)器 比如QQ的可以設(shè)置為smtp.qq.com   public static String Email_Host = "smtp.xxx.com";      // 發(fā)送時間   public static Date sendDate = new Date();  // 是否需要驗證用戶名和密碼   public static boolean validate = true;    }

package com.lgf.Email;  import javax.mail.Authenticator; import javax.mail.PasswordAuthentication;  /**  * 用戶名和密碼的驗證  * @author lgf  *  */ public class MailAuthenticator extends Authenticator{   private String username="xxxxx";     private String password="xxxxx";        public MailAuthenticator() {     super();   }      /**    * 設(shè)置驗證的用戶名和密碼    */   public MailAuthenticator(String userName , String password) {     super();     this.username = userName;     this.password = password;   }   protected PasswordAuthentication getPasswordAuthentication()   {       return new PasswordAuthentication(this.username,this.password);     }   } 

package com.lgf.Email;  import java.util.Properties;  import javax.activation.DataHandler; import javax.activation.DataSource; import javax.activation.FileDataSource; import javax.mail.Address; import javax.mail.Authenticator; import javax.mail.BodyPart; import javax.mail.Message; import javax.mail.Multipart; import javax.mail.Session; import javax.mail.Transport; import javax.mail.internet.InternetAddress; import javax.mail.internet.MimeBodyPart; import javax.mail.internet.MimeMessage; import javax.mail.internet.MimeMultipart;  import com.lgf.SendEmail.MailAuthenticator;  public class SendEmail  {      /**    * 發(fā)送普通郵件    * @throws Exception    */     public void doSendNormalMail()    {   //    獲取系統(tǒng)環(huán)境      Properties prop = new Properties();      Authenticator auth = null; //   判斷發(fā)送郵件是否需要驗證     if (EmailMessage.validate)      { //      郵件服務(wù)器認(rèn)證  用戶名和密碼       auth = new MailAuthenticator();      } //   添加必要的信息     prop.put("mail.smtp.host", EmailMessage.Email_Host);       prop.put("mail.smtp.auth", "true");        //    設(shè)置對話和郵件服務(wù)器進行通訊     Session session = Session.getDefaultInstance(prop, auth);   //   在控制臺顯示Debug信息     session.setDebug(true); //   設(shè)置郵件對象     Message message = new MimeMessage(session);       try      {   //      設(shè)置郵件主題        message.setSubject(EmailMessage.Email_Subject);   //      設(shè)置郵件標(biāo)題         message.setHeader("Header", EmailMessage.Email_Header);  //      設(shè)置發(fā)送時間         message.setSentDate(EmailMessage.sendDate);        //      設(shè)置發(fā)信人地址 和 名字       Address address = new InternetAddress(EmailMessage.FROM, EmailMessage.FROM_NAME);   //     把發(fā)件人信息添加到信息中       message.setFrom(address);          //     設(shè)置發(fā)件人地址       Address toAddress = new InternetAddress(EmailMessage.TO);  //      設(shè)置接收人地址       message.setRecipient(Message.RecipientType.TO, toAddress);         //     設(shè)置多個收件人地址   //     message.addRecipient(Message.RecipientType.TO,new InternetAddress("xxx@xxx.com"));    //      設(shè)置郵件格式       message.setContent("Content", EmailMessage.Email_Content);  //      設(shè)置郵件內(nèi)容  必須在設(shè)置文件格式后面       message.setText(EmailMessage.Email_Body);         //     保存上面添加的信息       message.saveChanges();   //      發(fā)送郵件        System.out.println("sendNormalEmail() 開始發(fā)送郵件……");         Transport.send(message);         System.out.println("發(fā)送成功！");       } catch (Exception e)     {           System.out.println("出錯");           e.printStackTrace();       }     }        /**    * 發(fā)送HTML格式的郵件    */   public void doSendHtmlMail()    {   //    獲取系統(tǒng)環(huán)境      Properties prop = new Properties();       Authenticator auth = null;     if (EmailMessage.validate)     { //      郵件服務(wù)器認(rèn)證  用戶名和密碼       auth = new MailAuthenticator();     } //   添加必要的信息     prop.put("mail.smtp.host", EmailMessage.Email_Host);       prop.put("mail.smtp.auth", "true");        //    設(shè)置對話和郵件服務(wù)器進行通訊     Session session = Session.getDefaultInstance(prop, auth);        //   設(shè)置郵件對象     Message message = new MimeMessage(session);       try      {   //      設(shè)置郵件主題        message.setSubject(EmailMessage.Email_Subject);   //      設(shè)置郵件標(biāo)題         message.setHeader("Header", EmailMessage.Email_Header);  //      設(shè)置發(fā)送時間         message.setSentDate(EmailMessage.sendDate);        //      設(shè)置發(fā)信人地址 和 名字       Address address = new InternetAddress(EmailMessage.FROM, EmailMessage.FROM_NAME);   //     把發(fā)件人信息添加到信息中       message.setFrom(address);          //     設(shè)置發(fā)件人地址       Address toAddress = new InternetAddress(EmailMessage.TO);  //      設(shè)置接收人地址       message.setRecipient(Message.RecipientType.TO, toAddress);         //     設(shè)置多個收件人地址   //     message.addRecipient(Message.RecipientType.TO,new InternetAddress("xxx@xxx.com"));    //     設(shè)置發(fā)送信息的內(nèi)容  下面為發(fā)送hmml //     設(shè)置郵件格式       EmailMessage.Email_Content = "text/html; charset=utf-8";       message.setContent(EmailMessage.Email_Body, EmailMessage.Email_Content);   //     保存上面添加的信息       message.saveChanges();   //      發(fā)送郵件        System.out.println("doSendHtmlMail() 開始發(fā)送郵件……");         Transport.send(message);         System.out.println("發(fā)送成功！");       } catch (Exception e)     {           System.out.println("出錯");           e.printStackTrace();       }     }     /**    * 發(fā)送帶有附件格式的郵件    */   public void doSendAttachmentMail()    {   //    獲取系統(tǒng)環(huán)境      Properties prop = new Properties();       Authenticator auth = null;     if (EmailMessage.validate)     { //      郵件服務(wù)器認(rèn)證  用戶名和密碼       auth = new MailAuthenticator();     } //   添加必要的信息     prop.put("mail.smtp.host", EmailMessage.Email_Host);       prop.put("mail.smtp.auth", "true");        //    設(shè)置對話和郵件服務(wù)器進行通訊     Session session = Session.getDefaultInstance(prop, auth);        //   設(shè)置郵件對象     Message message = new MimeMessage(session);       try      {   //      設(shè)置郵件主題        message.setSubject(EmailMessage.Email_Subject);   //      設(shè)置郵件標(biāo)題         message.setHeader("Header", EmailMessage.Email_Header);  //      設(shè)置發(fā)送時間         message.setSentDate(EmailMessage.sendDate);        //      設(shè)置發(fā)信人地址 和 名字       Address address = new InternetAddress(EmailMessage.FROM, EmailMessage.FROM_NAME);   //     把發(fā)件人信息添加到信息中       message.setFrom(address);          //     設(shè)置發(fā)件人地址       Address toAddress = new InternetAddress(EmailMessage.TO);  //      設(shè)置接收人地址       message.setRecipient(Message.RecipientType.TO, toAddress);         //     設(shè)置多個收件人地址   //     message.addRecipient(Message.RecipientType.TO,new InternetAddress("xxx@xxx.com"));                //     設(shè)置發(fā)送信息的內(nèi)容  下面為發(fā)送附件       message.setContent(EmailMessage.Email_Body, EmailMessage.Email_Content);               BodyPart messageBodyPart = new MimeBodyPart();         messageBodyPart.setText("bodypart");                Multipart multipart = new MimeMultipart();         multipart.addBodyPart(messageBodyPart);                messageBodyPart = new MimeBodyPart();          //     設(shè)置上傳的資源       DataSource source = new FileDataSource("E://3.doc");  //     添加到       messageBodyPart.setDataHandler(new DataHandler(source));   //     設(shè)置文件名稱,記得后綴名       messageBodyPart.setFileName("test.doc");         multipart.addBodyPart(messageBodyPart);               message.setContent(multipart);          //     保存上面添加的信息       message.saveChanges();   //      發(fā)送郵件        System.out.println("doSendAttachmentMail() 開始發(fā)送郵件……");         Transport.send(message);         System.out.println("發(fā)送成功！");       } catch (Exception e)     {           System.out.println("出錯");           e.printStackTrace();       }     }     /**    * @param args    */   public static void main(String[] args)   { //   new SendEmail().doSendNormalMail(); //   new SendEmail().doSendHtmlMail();     new SendEmail().doSendAttachmentMail();   }  }