mail.java

java版源代码,里面包含很多源代码,大家可以看看.

package com.trulytech.mantis.util;

import javax.mail.*;
import javax.mail.internet.*;

import com.trulytech.mantis.system.*;
import java.util.ArrayList;
import javax.activation.DataSource;
import javax.activation.FileDataSource;
import javax.activation.DataHandler;

/**
 * <p>Title: Mail</p>
 * <p>Description: 邮件类</p>
 * <p>Copyright: Copyright (c) 2002</p>
 * <p>Company: </p>
 * @author wangxian
 * @version 1.2
 */
public class Mail {

  private Session session = null; //邮件会话对象
  private MimeMessage mimeMsg = null; //MIME邮件对象
  private java.util.Properties props = null; //系统属性
  private boolean needAuth = false; //smtp是否需要认证
  private String username = ""; //smtp认证用户名和密码
  private String password = "";
  private String SMTPServer = ""; //SMTP Server地址
  private String Subject = ""; //Subject
  private String from = ""; //From
  private String to = ""; //to
  private String Msg = "";
  private String contentType; //是text还是html,例如"text/html;charset=gb2312"
  private ArrayList AttachFile; //附件绝对路径名

  public Mail() {
    needAuth = com.trulytech.mantis.system.Properties.SMTPAuth;
    username = com.trulytech.mantis.system.Properties.SMTPUser;
    password = com.trulytech.mantis.system.Properties.SMTPPwd;
    SMTPServer = com.trulytech.mantis.system.Properties.SMTPServer;
    this.contentType = "text";
    this.AttachFile = new ArrayList();
  }

  /**
   * 设置附件文件名(全路径)
   * @param Filename String[] 文件名
   */
  public void setAttachFile(String[] Filename) {
    if (Filename != null) {
      for (int i = 0; i < Filename.length; i++)
        this.AttachFile.add(Filename[i]);
    }
  }

  /**
   * 设置邮件主题
   * @param Subject 主题
   */

  public void setSubject(String Subject) {
    this.Subject = Subject;
  }

  /**
   * 设置发件人
   * @param From 发件人
   */

  public void setFrom(String From) {
    this.from = From;
  }

  /**
   * 设置收件人
   * @param To 收件人
   */
  public void setTo(String To) {
    this.to = To;
  }

  public void setContentType(String contentType) {
    this.contentType = contentType;
  }

  /**
   * 设置消息
   * @param Msg 消息
   */
  public void setMsg(String Msg) {
    this.Msg = Msg;
  }

  /**
   * 发送消息邮件
   * @throws Exception
   */
  public void sendMsgMail() throws Exception {

    props = new java.util.Properties();
    props.put("mail.smtp.host", SMTPServer);
    if (needAuth) {
      props.put("mail.smtp.auth", "true");
      PopupAuthenticator Auth = new PopupAuthenticator();
      Auth.performCheck(username, password);
      session = Session.getInstance(props, Auth);
    }
    else
      session = Session.getInstance(props, null);

    mimeMsg = new MimeMessage(session);
    mimeMsg.setSubject(Subject); //设置邮件主题
    mimeMsg.setFrom(new InternetAddress(from)); //设置发信人
    mimeMsg.setRecipients(Message.RecipientType.TO, InternetAddress.parse(to));

    //设置附件
    if (AttachFile.size() > 0) {

      MimeBodyPart messageBodyPart =
          new MimeBodyPart();

      if (contentType.equalsIgnoreCase("text"))
        messageBodyPart.setText(Msg);
      else
        messageBodyPart.setContent(Msg, contentType);

      Multipart multipart = new MimeMultipart();
      multipart.addBodyPart(messageBodyPart);
      int nSize=AttachFile.size();
      for (int i = 0; i < nSize; i++) {

        messageBodyPart = new MimeBodyPart();
        DataSource source =
            new FileDataSource( (String) AttachFile.get(i));
        messageBodyPart.setDataHandler(
            new DataHandler(source));
        messageBodyPart.setFileName(new String(getFileName( (String) AttachFile.
            get(i)).getBytes("GBK"), "ISO8859_1"));
        multipart.addBodyPart(messageBodyPart);
      }

      mimeMsg.setContent(multipart);
    }
    //无附件
    else {
      if (contentType.equalsIgnoreCase("text"))
        mimeMsg.setText(Msg);
      else
        mimeMsg.setContent(Msg, contentType);

    }
    Transport.send(mimeMsg);
    //写日志
    logWriter.Info("发送邮件到 '" + to + "'");

  }

  /**
   *
   * <p>Title: PopupAuthenticator</p>
   * <p>Description: JavaMail认证类</p>
   * <p>Copyright: Copyright (c) 2002</p>
   * <p>Company: </p>
   * @author WangXian
   * @version 1.0
   */
  class PopupAuthenticator
      extends Authenticator {
    String username = null;
    String password = null;
    public PopupAuthenticator() {}

    public PasswordAuthentication performCheck(String user, String pass) {
      username = user;
      password = pass;
      return getPasswordAuthentication();
    }

    protected PasswordAuthentication getPasswordAuthentication() {
      return new PasswordAuthentication(username, password);
    }

  }

  public String getContentType() {
    return contentType;
  }

  private String getFileName(String FilePath) {
    String FileName = "";

    int i = FilePath.lastIndexOf(System.getProperty("file.separator"));
    if (i > 0)
      return FilePath.substring(i + 1, FilePath.length());
    else
      return FilePath;
  }
}