上海贝乐莉网络科技有限公司

之前依然瞅到，借使新闻包指定了他们之间的关联，填充1个文献入来，邮箱便会表现成平凡附件

然则那究竟结果没有是附件，附件便是附件没有能暗昧

实在增长附件很复杂

指定新闻包内乱元素为混杂相干

扩张附件并指定附件的称呼

packagecom.mail;importjava.util.Date;importjava.util.Properties;importjavax.activation.DataHandler;importjavax.activation.FileDataSource;importjavax.mail.Message;importjavax.mail.Session;importjavax.mail.Transport;importjavax.mail.internet.InternetAddress;importjavax.mail.internet.MimeBodyPart;importjavax.mail.internet.MimeMessage;importjavax.mail.internet.MimeMultipart;importjavax.mail.internet.MimeUtility;publicclassHtml_File_InnerFile{publicstaticvoidmain(String[]args)throwsException{Propertiesprops=newProperties();props.put("mail.smtp.host","smtp.163.com");props.put("mail.smtp.auth","true");Sessionsession=Session.getInstance(props);Messagemessage=newMimeMessage(session);InternetAddressfrom=newInternetAddress("test20120711120200@163.com");from.setPersonal(MimeUtility.encodeText("风中降叶<test20120711120200@163.com>"));message.setFrom(from);InternetAddressto=newInternetAddress("test20120711120200@163.com");message.setRecipient(Message.RecipientType.TO,to);message.setSubject(MimeUtility.encodeText("强哥约请，谁敢没有从！"));message.setSentDate(newDate());MimeMultipartmsgMultipart=newMimeMultipart("mixed");//指定为混杂联系message.setContent(msgMultipart);//邮件内乱容MimeBodyParthtmlPart=newMimeBodyPart();htmlPart.setContent("<bodybackground='http://dl.iteye.com/upload/picture/pic/110267/e244bda9-9034-36e3-87fd-807629b84222.jpg'>"+"<divstyle='position:absolute;left:390px;top:150px;height:"+"100px;width:200px;'align='center'>"+"<fontcolor='red'>那是尝试邮件，请勿归复</font>"+"</div></body>","text/html;charset=UTF-8");//TODO拼装的次序十分紧张，必定要先组建文原域，再组建文献msgMultipart.addBodyPart(htmlPart);//拼装附件MimeBodyPartfile=newMimeBodyPart();FileDataSourcefile_datasource=newFileDataSource("D:\\img201008031058340.zip");DataHandlerdh=newDataHandler(file_datasource);file.setDataHandler(dh);//附件差别内乱嵌内乱容的1个特性是有文献实，为预防汉文治码要编码file.setFileName(MimeUtility.encodeText(dh.getName()));msgMultipart.addBodyPart(file);message.saveChanges();Transporttransport=session.getTransport("smtp");transport.connect("smtp.163.com",25,"test20120711120200","test123456");transport.sendMessage(message,message.getAllRecipients());transport.close();System.out.println("收收实现");}}

重要组建元素的时分必定要先组建邮件内乱容再组建附件

不管正在 客户端对象依然邮箱，皆是提醒附件，邮件如故带后台图片的

附件称呼是您本身指定的

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