小编Jam*_*ond的帖子

我开始使用android,这是我的第一个程序.

这就是我的代码.我可以使用此代码发送电子邮件(在后台)但无法附加文件作为电子邮件附件.我已经在mainfest.xml中获得了许可

请让我知道我做错了什么以及需要实施什么.

任何帮助深表感谢.

import java.net.Authenticator;
import java.util.Date; 
import java.util.Properties; 
import javax.activation.CommandMap; 
import javax.activation.DataHandler; 
import javax.activation.DataSource; 
import javax.activation.FileDataSource; 
import javax.activation.MailcapCommandMap; 
import javax.mail.BodyPart; 
import javax.mail.Message;
import javax.mail.MessagingException;
import javax.mail.Multipart; 
import javax.mail.PasswordAuthentication; 
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 android.annotation.SuppressLint;


public class GMailSender extends javax.mail.Authenticator { 
  private String _user; 
  private String _pass; 

  private String[] _to; 
  private String _from; 

  private String _port; 
  private String _sport; 

  private String _host; 

  private String _subject; 
  private String _body; 

  private boolean _auth; …