android pop3与imap方式接收邮件（javamail）
需要3个jar包：mail.jar/ & &activation.jar/ & &additionnal.jar
&* 以pop3方式读取邮件，此方法不能读取邮件是否为已读，已经通过测试 &
private void getEmail() { &
& & List&Map&String, Object&& list = new ArrayList&Map&String, Object&&(); &
& & try { &
& & & & Properties props = System.getProperties(); &
& & & & props.put(&mail.smtp.host&, &&); &
& & & & props.put(&mail.smtp.auth&, &true&); &
& & & & Session session = Session.getDefaultInstance(props, null); &
& & & & URLName urln = new URLName(&pop3&, &&, 110, null, &
& & & & & & & & &邮箱名（没有@）&, &密码&); &
& & & & // 邮件协议为pop3，邮件服务器是，端口为110，用户名/密码为abcw456w &
& & & & Store store = session.getStore(urln); &
& & & & store.connect(); &
& & & & Folder folder = store.getFolder(&INBOX&); &
& & & & folder.open(Folder.READ_WRITE); &
& & & & Message message[] = folder.getMessages(); &
& & & & if (message.length & 0) { &
& & & & & & Map&String, Object& &
& & & & & & System.out.println(&Messages's length: & + message.length); &
& & & & & & ReciveOneMail pmm = &
& & & & & & for (int i = 0; i & message. i++) { &
& & & & & & & & System.out.println(&======================&); &
& & & & & & & & pmm = new ReciveOneMail((MimeMessage) message[i]); &
& & & & & & & & System.out.println(&Message & + i + & subject: & &
& & & & & & & & & & & & + pmm.getSubject()); &
& & & & & & & & System.out.println(&Message & + i + & sentdate: & &
& & & & & & & & & & & & + pmm.getSentDate()); &
& & & & & & & & System.out.println(&Message & + i + & replysign: & &
& & & & & & & & & & & & + pmm.getReplySign()); &
& & & & & & & & boolean isRead = pmm.isNew();// 判断邮件是否为已读 &
& & & & & & & & System.out.println(&Message & + i + & hasRead: & + isRead); &
& & & & & & & & System.out.println(&Message & + i + & &containAttachment: & &
& & & & & & & & & & & & + pmm.isContainAttach((Part) message[i])); &
& & & & & & & & System.out.println(&Message & + i + & form: & &
& & & & & & & & & & & & + pmm.getFrom()); &
& & & & & & & & System.out.println(&Message & + i + & to: & &
& & & & & & & & & & & & + pmm.getMailAddress(&to&)); &
& & & & & & & & System.out.println(&Message & + i + & cc: & &
& & & & & & & & & & & & + pmm.getMailAddress(&cc&)); &
& & & & & & & & System.out.println(&Message & + i + & bcc: & &
& & & & & & & & & & & & + pmm.getMailAddress(&bcc&)); &
& & & & & & & & pmm.setDateFormat(&yy年MM月dd日 HH:mm&); &
& & & & & & & & System.out.println(&Message & + i + & sentdate: & &
& & & & & & & & & & & & + pmm.getSentDate()); &
& & & & & & & & System.out.println(&Message & + i + & Message-ID: & &
& & & & & & & & & & & & + pmm.getMessageId()); &
& & & & & & & & // 获得邮件内容=============== &
& & & & & & & & pmm.getMailContent((Part) message[i]); &
& & & & & & & & System.out.println(&Message & + i + & bodycontent: \r\n& &
& & & & & & & & & & & & + pmm.getBodyText()); &
& & & & & & & & String file_path = File.separator + &mnt& + File.separator &
& & & & & & & & & & & & + &sdcard& + File. &
& & & & & & & & System.out.println(file_path); &
& & & & & & & & pmm.setAttachPath(file_path); &
& & & & & & & & pmm.saveAttachMent((Part) message[i]); &
& & & & & & & & map = new HashMap&String, Object&(); &
& & & & & & & & map.put(&from&, pmm.getFrom()); &
& & & & & & & & map.put(&title&, pmm.getSubject()); &
& & & & & & & & map.put(&time&, pmm.getSentDate()); &
& & & & & & & & map.put(&read&, isRead); &
& & & & & & & & list.add(map); &
& & & & & & } &
& & & & & & SimpleAdapter adapter = new SimpleAdapter(MainActivity.this, &
& & & & & & & & & & list, R.layout.item_receiveemail, new String[] { &
& & & & & & & & & & & & & & &from&, &title&, &time&, &read& }, new int[] { &
& & & & & & & & & & & & & & R.id.item_receive_sendname, &
& & & & & & & & & & & & & & R.id.item_receive_title, &
& & & & & & & & & & & & & & R.id.item_receive_sendtime, &
& & & & & & & & & & & & & & R.id.item_receive_read }); &
& & & & & & lv.setAdapter(adapter); &
& & & & } else { &
& & & & & & Toast.makeText(MainActivity.this, &没有邮件&, Toast.LENGTH_SHORT) &
& & & & & & & & & & .show(); &
& & & & } &
& & } catch (NoSuchProviderException e) { &
& & & & // TODO Auto-generated catch block &
& & & & e.printStackTrace(); &
& & } catch (MessagingException e) { &
& & & & // TODO Auto-generated catch block &
& & & & e.printStackTrace(); &
& & } catch (Exception e) { &
& & & & // TODO Auto-generated catch block &
& & & & e.printStackTrace(); &
2.imap方式
&* 以imap方式读取邮件，可以判定读取邮件是否为已读 &
private void getImapEmail() { &
& & String user = &&;// 邮箱的用户名 &
& & String password = &123456w&; // 邮箱的密码 &
& & Properties prop = System.getProperties(); &
& & prop.put(&mail.store.protocol&, &imap&); &
& & prop.put(&mail.imap.host&, &&); &
& & Session session = Session.getInstance(prop); &
& & int total = 0; &
& & IMAPS &
& & try { &
& & & & store = (IMAPStore) session.getStore(&imap&); // 使用imap会话机制，连接服务器 &
& & & & store.connect(user, password); &
& & & & IMAPFolder folder = (IMAPFolder) store.getFolder(&INBOX&); // 收件箱 &
& & & & folder.open(Folder.READ_WRITE); &
& & & & // 获取总邮件数 &
& & & & total = folder.getMessageCount(); &
& & & & System.out.println(&---共有邮件：& + total + & 封---&); &
& & & & // 得到收件箱文件夹信息，获取邮件列表 &
& & & & List&Map&String, Object&& list = new ArrayList&Map&String, Object&&(); &
& & & & System.out.println(&未读邮件数：& + folder.getUnreadMessageCount()); &
& & & & Message[] messages = folder.getMessages(); &
& & & & if (messages.length & 0) { &
& & & & & & Map&String, Object& &
& & & & & & System.out.println(&Messages's length: & + messages.length); &
& & & & & & ReciveOneMail pmm = &
& & & & & & for (int i = 0; i & messages. i++) { &
& & & & & & & & System.out.println(&======================&); &
& & & & & & & & pmm = new ReciveOneMail((MimeMessage) messages[i]); &
& & & & & & & & System.out.println(&Message & + i + & subject: & &
& & & & & & & & & & & & + pmm.getSubject()); &
& & & & & & & & try { &
& & & & & & & & & & System.out.println(&Message & + i + & sentdate: & &
& & & & & & & & & & & & & & + pmm.getSentDate()); &
& & & & & & & & & & System.out.println(&Message & + i + & replysign: & &
& & & & & & & & & & & & & & + pmm.getReplySign()); &
& & & & & & & & & & boolean isR// 用来判断该邮件是否为已读 &
& & & & & & & & & & S &
& & & & & & & & & & Flags flags = messages[i].getFlags(); &
& & & & & & & & & & if (flags.contains(Flags.Flag.SEEN)) { &
& & & & & & & & & & & & System.out.println(&这是一封已读邮件&); &
& & & & & & & & & & & & isRead = &
& & & & & & & & & & & & read = &已读&; &
& & & & & & & & & & } else { &
& & & & & & & & & & & & System.out.println(&未读邮件&); &
& & & & & & & & & & & & isRead = &
& & & & & & & & & & & & read = &未读&; &
& & & & & & & & & & } &
& & & & & & & & & & System.out.println(&Message & + i + & hasRead: & &
& & & & & & & & & & & & & & + isRead); &
& & & & & & & & & & System.out.println(&Message & + i &
& & & & & & & & & & & & & & + & &containAttachment: & &
& & & & & & & & & & & & & & + pmm.isContainAttach((Part) messages[i])); &
& & & & & & & & & & System.out.println(&Message & + i + & form: & &
& & & & & & & & & & & & & & + pmm.getFrom()); &
& & & & & & & & & & System.out.println(&Message & + i + & to: & &
& & & & & & & & & & & & & & + pmm.getMailAddress(&to&)); &
& & & & & & & & & & System.out.println(&Message & + i + & cc: & &
& & & & & & & & & & & & & & + pmm.getMailAddress(&cc&)); &
& & & & & & & & & & System.out.println(&Message & + i + & bcc: & &
& & & & & & & & & & & & & & + pmm.getMailAddress(&bcc&)); &
& & & & & & & & & & pmm.setDateFormat(&yy年MM月dd日 HH:mm&); &
& & & & & & & & & & System.out.println(&Message & + i + & sentdate: & &
& & & & & & & & & & & & & & + pmm.getSentDate()); &
& & & & & & & & & & System.out.println(&Message & + i + & Message-ID: & &
& & & & & & & & & & & & & & + pmm.getMessageId()); &
& & & & & & & & & & // 获得邮件内容=============== &
& & & & & & & & & & pmm.getMailContent((Part) messages[i]); &
& & & & & & & & & & System.out.println(&Message & + i &
& & & & & & & & & & & & & & + & bodycontent: \r\n& + pmm.getBodyText()); &
& & & & & & & & & & String file_path = File.separator + &mnt& &
& & & & & & & & & & & & & & + File.separator + &sdcard& + File. &
& & & & & & & & & & System.out.println(file_path); &
& & & & & & & & & & pmm.setAttachPath(file_path); &
& & & & & & & & & & pmm.saveAttachMent((Part) messages[i]); &
& & & & & & & & & & map = new HashMap&String, Object&(); &
& & & & & & & & & & map.put(&from&, pmm.getFrom()); &
& & & & & & & & & & map.put(&title&, pmm.getSubject()); &
& & & & & & & & & & map.put(&time&, pmm.getSentDate()); &
& & & & & & & & & & map.put(&read&, read); &
& & & & & & & & & & list.add(map); &
& & & & & & & & } catch (Exception e) { &
& & & & & & & & & & // TODO Auto-generated catch block &
& & & & & & & & & & e.printStackTrace(); &
& & & & & & & & } &
& & & & & & } &
& & & & & & SimpleAdapter adapter = new SimpleAdapter(MainActivity.this, &
& & & & & & & & & & list, R.layout.item_receiveemail, new String[] { &
& & & & & & & & & & & & & & &from&, &title&, &time&, &read& }, new int[] { &
& & & & & & & & & & & & & & R.id.item_receive_sendname, &
& & & & & & & & & & & & & & R.id.item_receive_title, &
& & & & & & & & & & & & & & R.id.item_receive_sendtime, &
& & & & & & & & & & & & & & R.id.item_receive_read }); &
& & & & & & lv.setAdapter(adapter); &
& & & & } &
& & } catch (javax.mail.NoSuchProviderException e) { &
& & & & // TODO Auto-generated catch block &
& & & & e.printStackTrace(); &
& & } catch (MessagingException e) { &
& & & & // TODO Auto-generated catch block &
& & & & e.printStackTrace(); &
下面为用到的一个类，用来读取除了判断是否已读的信息之外的内容
&* 接收邮箱中的邮件，可以接收带附件的 &
&* （目前接收的邮件中含有中文内容，会出现乱码，但是标题不会乱码） &
&* 邮件中的内容如果用专门的器也不会出现乱码现象，图片等都可以下载 &
@SuppressLint(&DefaultLocale&) &
public class ReciveOneMail { &
& & private MimeMessage mimeMessage = &
& & private String saveAttachPath = &&; // 附件下载后的存放目录 &
& & private StringBuffer bodytext = new StringBuffer();// 存放邮件内容 &
& & private String dateformat = &yy-MM-dd HH:mm&; // 默认的日前显示格式 &
& & public ReciveOneMail(MimeMessage mimeMessage) { &
& & & & this.mimeMessage = mimeM &
& & public void setMimeMessage(MimeMessage mimeMessage) { &
& & & & this.mimeMessage = mimeM &
& & &* 获得发件人的地址和姓名 &
& & public String getFrom() throws Exception { &
& & & & InternetAddress address[] = (InternetAddress[]) mimeMessage.getFrom(); &
& & & & String from = address[0].getAddress(); &
& & & & if (from == null) &
& & & & & & from = &&; &
& & & & String personal = address[0].getPersonal(); &
& & & & if (personal == null) &
& & & & & & personal = &&; &
& & & & String fromaddr = personal + &&& + from + &&&; &
& & &* 获得邮件的收件人，抄送，和密送的地址和姓名，根据所传递的参数的不同 &to&----收件人 &cc&---抄送人地址 &bcc&---密送人地址 &
& & @SuppressLint(&DefaultLocale&) &
& & public String getMailAddress(String type) throws Exception { &
& & & & String mailaddr = &&; &
& & & & String addtype = type.toUpperCase(); &
& & & & InternetAddress[] address = &
& & & & if (addtype.equals(&TO&) || addtype.equals(&CC&) &
& & & & & & & & || addtype.equals(&BCC&)) { &
& & & & & & if (addtype.equals(&TO&)) { &
& & & & & & & & address = (InternetAddress[]) mimeMessage &
& & & & & & & & & & & & .getRecipients(Message.RecipientType.TO); &
& & & & & & } else if (addtype.equals(&CC&)) { &
& & & & & & & & address = (InternetAddress[]) mimeMessage &
& & & & & & & & & & & & .getRecipients(Message.RecipientType.CC); &
& & & & & & } else { &
& & & & & & & & address = (InternetAddress[]) mimeMessage &
& & & & & & & & & & & & .getRecipients(Message.RecipientType.BCC); &
& & & & & & } &
& & & & & & if (address != null) { &
& & & & & & & & for (int i = 0; i & address. i++) { &
& & & & & & & & & & String email = address[i].getAddress(); &
& & & & & & & & & & if (email == null) &
& & & & & & & & & & & & email = &&; &
& & & & & & & & & & else { &
& & & & & & & & & & & & email = MimeUtility.decodeText(email); &
& & & & & & & & & & } &
& & & & & & & & & & String personal = address[i].getPersonal(); &
& & & & & & & & & & if (personal == null) &
& & & & & & & & & & & & personal = &&; &
& & & & & & & & & & else { &
& & & & & & & & & & & & personal = MimeUtility.decodeText(personal); &
& & & & & & & & & & } &
& & & & & & & & & & String compositeto = personal + &&& + email + &&&; &
& & & & & & & & & & mailaddr += &,& + &
& & & & & & & & } &
& & & & & & & & mailaddr = mailaddr.substring(1); &
& & & & & & } &
& & & & } else { &
& & & & & & throw new Exception(&Error emailaddr type!&); &
& & & & } &
& & &* 获得邮件主题 &
& & public String getSubject() throws MessagingException { &
& & & & String subject = &&; &
& & & & try { &
& & & & & & subject = MimeUtility.decodeText(mimeMessage.getSubject()); &
& & & & & & if (subject == null) &
& & & & & & & & subject = &&; &
& & & & } catch (Exception exce) { &
& & & & } &
& & &* 获得邮件发送日期 &
& & @SuppressLint(&SimpleDateFormat&) &
& & public String getSentDate() throws Exception { &
& & & & Date sentdate = mimeMessage.getSentDate(); &
& & & & SimpleDateFormat format = new SimpleDateFormat(dateformat); &
& & & & return format.format(sentdate); &
& & &* 获得邮件正文内容 &
& & public String getBodyText() { &
& & & & return bodytext.toString(); &
& & &* 解析邮件，把得到的邮件内容保存到一个StringBuffer对象中，解析邮件 主要是根据MimeType类型的不同执行不同的操作，一步一步的解析 &
& & public void getMailContent(Part part) throws Exception { &
& & & & String contenttype = part.getContentType(); &
& & & & int nameindex = contenttype.indexOf(&name&); &
& & & & boolean conname = &
& & & & if (nameindex != -1) &
& & & & & & conname = &
& & & & System.out.println(&CONTENTTYPE: & + contenttype); &
& & & & if (part.isMimeType(&text/plain&) && !conname) { &
& & & & & & bodytext.append((String) part.getContent()); &
& & & & } else if (part.isMimeType(&text/&) && !conname) { &
& & & & & & bodytext.append((String) part.getContent()); &
& & & & } else if (part.isMimeType(&multipart/*&)) { &
& & & & & & Multipart multipart = (Multipart) part.getContent(); &
& & & & & & int counts = multipart.getCount(); &
& & & & & & for (int i = 0; i & i++) { &
& & & & & & & & getMailContent(multipart.getBodyPart(i)); &
& & & & & & } &
& & & & } else if (part.isMimeType(&message/rfc822&)) { &
& & & & & & getMailContent((Part) part.getContent()); &
& & & & } else { &
& & & & } &
& & &* 判断此邮件是否需要回执，如果需要回执返回&true&,否则返回&false& &
& & public boolean getReplySign() throws MessagingException { &
& & & & boolean replysign = &
& & & & String needreply[] = mimeMessage &
& & & & & & & & .getHeader(&Disposition-Notification-To&); &
& & & & if (needreply != null) { &
& & & & & & replysign = &
& & & & } &
& & &* 获得此邮件的Message-ID &
& & public String getMessageId() throws MessagingException { &
& & & & return mimeMessage.getMessageID(); &
& & &* 【判断此邮件是否已读，如果未读返回返回false,反之返回true】pop3协议使用时不能判断。 &
& & public boolean isNew() throws MessagingException { &
& & & & boolean isnew =//由于isnew设为false所以每次显示的都为未读 &
& & & & Flags flags = ((Message) mimeMessage).getFlags(); &
& & & & System.out.println(&--------flags-------& + flags); &
& & & & Flags.Flag[] flag = flags.getSystemFlags(); &
& & & & System.out.println(&----flag----& + flag); &
& & & & System.out.println(&flags's length: & + flag.length); &
& & & & for (int i = 0; i & flag. i++) { &
& & & & & & System.out.println(&flag=======& + flag[i]); &
& & & & & & System.out.println(&-=-=-=Flags.Flag.SEEN=-=-=-=&+Flags.Flag.SEEN); &
& & & & & & if (flag[i] == Flags.Flag.SEEN) { &
& & & & & & & & isnew = &
& & & & & & & & System.out.println(&seen Message.......&); &
& & & & & & & & &
& & & & & & } &
& & & & } &
& & &* 判断此邮件是否包含附件 &
& & @SuppressLint(&DefaultLocale&) &
& & public boolean isContainAttach(Part part) throws Exception { &
& & & & boolean attachflag = &
& & & & // String contentType = part.getContentType(); &
& & & & if (part.isMimeType(&multipart/*&)) { &
& & & & & & Multipart mp = (Multipart) part.getContent(); &
& & & & & & for (int i = 0; i & mp.getCount(); i++) { &
& & & & & & & & BodyPart mpart = mp.getBodyPart(i); &
& & & & & & & & String disposition = mpart.getDisposition(); &
& & & & & & & & if ((disposition != null) &
& & & & & & & & & & & & && ((disposition.equals(Part.ATTACHMENT)) || (disposition &
& & & & & & & & & & & & & & & & .equals(Part.INLINE)))) &
& & & & & & & & & & attachflag = &
& & & & & & & & else if (mpart.isMimeType(&multipart/*&)) { &
& & & & & & & & & & attachflag = isContainAttach((Part) mpart); &
& & & & & & & & } else { &
& & & & & & & & & & String contype = mpart.getContentType(); &
& & & & & & & & & & if (contype.toLowerCase().indexOf(&application&) != -1) &
& & & & & & & & & & & & attachflag = &
& & & & & & & & & & if (contype.toLowerCase().indexOf(&name&) != -1) &
& & & & & & & & & & & & attachflag = &
& & & & & & & & } &
& & & & & & } &
& & & & } else if (part.isMimeType(&message/rfc822&)) { &
& & & & & & attachflag = isContainAttach((Part) part.getContent()); &
& & & & } &
& & &* 【保存附件】 &
& & @SuppressLint(&DefaultLocale&) &
& & public void saveAttachMent(Part part) throws Exception { &
& & & & String fileName = &&; &
& & & & if (part.isMimeType(&multipart/*&)) { &
& & & & & & Multipart mp = (Multipart) part.getContent(); &
& & & & & & for (int i = 0; i & mp.getCount(); i++) { &
& & & & & & & & BodyPart mpart = mp.getBodyPart(i);//主体部分得到处理 &
& & & & & & & & String disposition = mpart.getDisposition(); &
& & & & & & & & if ((disposition != null) &
& & & & & & & & & & & & && ((disposition.equals(Part.ATTACHMENT)) || (disposition &
& & & & & & & & & & & & & & & & .equals(Part.INLINE)))) {//ATTACHMENT附件，INLINE嵌入 &
& & & & & & & & & & fileName = mpart.getFileName(); &
& & & & & & & & & & if (fileName.toLowerCase().indexOf(&gb18030&) != -1) { &
& & & & & & & & & & & & fileName = MimeUtility.decodeText(fileName); &
& & & & & & & & & & } &
& & & & & & & & & & saveFile(fileName, mpart.getInputStream()); &
& & & & & & & & } else if (mpart.isMimeType(&multipart/*&)) { &
& & & & & & & & & & saveAttachMent(mpart); &
& & & & & & & & } else { &
& & & & & & & & & & fileName = mpart.getFileName(); &
& & & & & & & & & & if ((fileName != null) &
& & & & & & & & & & & & & & && (fileName.toLowerCase().indexOf(&GB18030&) != -1)) { &
& & & & & & & & & & & & fileName = MimeUtility.decodeText(fileName); &
& & & & & & & & & & & & saveFile(fileName, mpart.getInputStream()); &
& & & & & & & & & & } &
& & & & & & & & } &
& & & & & & } &
& & & & } else if (part.isMimeType(&message/rfc822&)) { &
& & & & & & saveAttachMent((Part) part.getContent()); &
& & & & } &
& & &* 【设置附件存放路径】 &
& & public void setAttachPath(String attachpath) { &
& & & & this.saveAttachPath = &
& & &* 【设置日期显示格式】 &
& & public void setDateFormat(String format) throws Exception { &
& & & & this.dateformat = &
& & &* 【获得附件存放路径】 &
& & public String getAttachPath() { &
& & & & return saveAttachP &
& & &* 【真正的保存附件到指定目录里】 &
& & @SuppressLint(&DefaultLocale&) &
& & private void saveFile(String fileName, InputStream in) throws Exception { &
& & & & String osName = System.getProperty(&os.name&); &
& & & & System.out.println(&----fileName----& + fileName); &
& & & & // String storedir = getAttachPath(); &
// & & &String separator = &&; &
& & & & if (osName == null) &
& & & & & & osName = &&; &
& & & & File storefile = new File(File.separator + &mnt& + File.separator &
& & & & & & & & + &sdcard& + File.separator + fileName); &
& & & & storefile.createNewFile(); &
& & & & System.out.println(&storefile's path: & + storefile.toString()); &
// & & & for(int i=0;storefile.exists();i++){ &
// & & & storefile = new File(storedir+separator+fileName+i); &
// & & & } &
& & & & BufferedOutputStream bos = &
& & & & BufferedInputStream bis = &
& & & & try { &
& & & & & & bos = new BufferedOutputStream(new FileOutputStream(storefile)); &
& & & & & & bis = new BufferedInputStream(in); &
& & & & & & &
& & & & & & while ((c = bis.read()) != -1) { &
& & & & & & & & bos.write(c); &
& & & & & & & & bos.flush(); &
& & & & & & } &
& & & & } catch (Exception exception) { &
& & & & & & exception.printStackTrace(); &
& & & & & & throw new Exception(&文件保存失败!&); &
& & & & } finally { &
& & & & & & bos.close(); &
& & & & & & bis.close(); &
& & & & } &
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