postoffice.java

采用JAVA开发

package com.gctech.sms.voice.common;

import java.io.*;
import java.util.*;
import javax.mail.*;
import javax.mail.internet.*;
import javax.activation.*;
import java.io.FileNotFoundException;
import com.gctech.sms.voice.*;

public class PostOffice
{

  public String SMTP;
  private String user;
  private String pwd;
  private MailAuthenticator math = null;

  public PostOffice()
  {
  }

  public String getSMTP()
  {
    return this.SMTP;
  }

  public void setAuth(String user,String pwd)
  {
    this.user = user;
    this.pwd = pwd;
    math = new MailAuthenticator(user,pwd);
  }

  public void setSMTP(String SMTP)
  {
    this.SMTP = SMTP;
  }

  /**
   * 发送邮件
   * param m :邮件信息载体
   * @return 如发送成功，返回true
   */
  public boolean send(MailMessage m)

  {
    try
    {
      // Get system properties
      Properties props = System.getProperties();
      // Setup mail server
      props.put("mail.smtp.host",this.SMTP);
      if(math!=null) props.put("mail.smtp.auth","true");

      // Get session
      Session session = Session.getInstance(props,math);

      // Define message
      Message message = new MimeMessage(session);

      message.setFrom(new InternetAddress(m.getFrom()));

      String[] to = m.getTo();
      for(int i = 0;i < to.length;i++)
      {
        message.addRecipient(Message.RecipientType.TO,new InternetAddress(to[i]));

      }

      //设置抄送人列表，暗送人列表

      String[] bcc = m.getBcc();
      if(null != bcc)
      {

        for(int j = 0;j < bcc.length;j++)
        {
          message.addRecipient(Message.RecipientType.BCC,
                               new InternetAddress(bcc[j]));
        }
      }

      String[] cc = m.getCc();
      if(null != cc)
      {

        for(int k = 0;k < cc.length;k++)
        {
          message.setRecipient(Message.RecipientType.CC,
                               new InternetAddress(cc[k]));
        }
      }

      message.setSubject(m.getSubject());

      // Create the message part
      BodyPart messageBodyPart = new MimeBodyPart();

      // Fill the message
      messageBodyPart.setText(m.getMessage());

      // Create a Multipart
      Multipart multipart = new MimeMultipart();

      // Add part one
      multipart.addBodyPart(messageBodyPart);

      // Create second body part
      if(!m.isFilesEmpty()) //发送多个附件
      {
        Iterator files = m.allFiles();
        while(files.hasNext())
        {
          String file = (String) files.next();
          messageBodyPart = new MimeBodyPart();
          // Get the attachment
          DataSource source = new FileDataSource((file));
          // Set the data handler to the attachment
          messageBodyPart.setDataHandler(new DataHandler(source));
          // Set the filename
          messageBodyPart.setFileName(file);
          // Add part
          multipart.addBodyPart(messageBodyPart);

        }
      } //end if

      // Put parts in message
      message.setContent(multipart);
      // Send the message
      Transport.send(message);
    } //end try
    catch(MessagingException me)
    {
      System.out.println(me.toString());
      return false;
    }
    return true;

  } //end send

}

class MailAuthenticator
    extends Authenticator
{
  private String username = null;
  private String userpasswd = null;
  public MailAuthenticator()
  {}

  public MailAuthenticator(String username,String userpasswd)
  {
    this.username = username;
    this.userpasswd = userpasswd;
  }

  public void setUserName(String username)
  {
    this.username = username;
  }

  public void setPassword(String password)
  {
    this.userpasswd = password;
  }

  public PasswordAuthentication getPasswordAuthentication()
  {
    return new PasswordAuthentication(username,userpasswd);
  }
}