¿Cómo adjuntar varios archivos a un correo electrónico usando JavaMail?
El siguiente código Java se utiliza para adjuntar un archivo a un correo electrónico. Quiero enviar múltiples archivos adjuntos a través de correo electrónico. Cualquier sugerencia sería apreciada.
public class SendMail {
public SendMail() throws MessagingException {
String host = "smtp.gmail.com";
String Password = "mnmnn";
String from = "[email protected]";
String toAddress = "[email protected]";
String filename = "C:/Users/hp/Desktop/Write.txt";
// Get system properties
Properties props = System.getProperties();
props.put("mail.smtp.host", host);
props.put("mail.smtps.auth", "true");
props.put("mail.smtp.starttls.enable", "true");
Session session = Session.getInstance(props, null);
MimeMessage message = new MimeMessage(session);
message.setFrom(new InternetAddress(from));
message.setRecipients(Message.RecipientType.TO, toAddress);
message.setSubject("JavaMail Attachment");
BodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setText("Here's the file");
Multipart multipart = new MimeMultipart();
multipart.addBodyPart(messageBodyPart);
messageBodyPart = new MimeBodyPart();
DataSource source = new FileDataSource(filename);
messageBodyPart.setDataHandler(new DataHandler(source));
messageBodyPart.setFileName(filename);
multipart.addBodyPart(messageBodyPart);
message.setContent(multipart);
try {
Transport tr = session.getTransport("smtps");
tr.connect(host, from, Password);
tr.sendMessage(message, message.getAllRecipients());
System.out.println("Mail Sent Successfully");
tr.close();
} catch (SendFailedException sfe) {
System.out.println(sfe);
}
}
}`
10 answers
Bueno, ha pasado un tiempo desde que hice el trabajo de JavaMail, pero parece que podrías repetir este código varias veces:
DataSource source = new FileDataSource(filename);
messageBodyPart.setDataHandler(new DataHandler(source));
messageBodyPart.setFileName(filename);
multipart.addBodyPart(messageBodyPart);
Por ejemplo, podrías escribir un método para hacerlo:
private static void addAttachment(Multipart multipart, String filename)
{
DataSource source = new FileDataSource(filename);
BodyPart messageBodyPart = new MimeBodyPart();
messageBodyPart.setDataHandler(new DataHandler(source));
messageBodyPart.setFileName(filename);
multipart.addBodyPart(messageBodyPart);
}
Luego desde tu código principal, solo llama:
addAttachment(multipart, "file1.txt");
addAttachment(multipart, "file2.txt");
Etc
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2014-07-24 08:33:09
Multipart mp = new MimeMultipart();
MimeBodyPart mbp1 = new MimeBodyPart();
mbp1.setContent(body,"text/html");
mp.addBodyPart(mbp1);
if(filename!=null)
{
MimeBodyPart mbp2 = null;
FileDataSource fds =null;
for(int counter=0;counter<filename.length;counter++)
{
mbp2 = null;
fds =null;
mbp2=new MimeBodyPart();
fds = new FileDataSource(filename[counter]);
mbp2.setDataHandler(new DataHandler(fds));
mbp2.setFileName(fds.getName());
mp.addBodyPart(mbp2);
}
}
msg.setContent(mp);
msg.setSentDate(new Date());
Transport.send(msg);
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2012-06-20 07:43:07
Ahora (con JavaMail 1.4), la cosa es más simple:
messageBodyPart.attachFile(File file)
O:
MessageBodyPart.AttachFile (String filePath)
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2012-11-18 11:59:18
Simplemente agregue otro bloque con el nombre de archivo del segundo archivo que desea adjuntar e insértelo antes del mensaje.setContent (multipart) command
messageBodyPart = new MimeBodyPart();
DataSource source = new FileDataSource(filename);
messageBodyPart.setDataHandler(new DataHandler(source));
messageBodyPart.setFileName(filename);
multipart.addBodyPart(messageBodyPart);
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2010-07-05 06:59:40
Simplemente agregue más archivos a multipart
.
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2010-07-05 07:05:19
Tener lista de matriz al que tiene la lista de archivos adjuntos que necesita enviar y usar el código dado a continuación
for(int i=0;i<al.size();i++)
{
System.out.println(al.get(i));
messageBodyPart = new MimeBodyPart();
DataSource source = new FileDataSource((String)al.get(i));
messageBodyPart.setDataHandler(new DataHandler(source));
messageBodyPart.setFileName((String)al.get(i));
multipart.addBodyPart(messageBodyPart);
message.setContent(multipart);
}
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2012-07-05 13:01:10
File f = new File(filepath);
File[] attachments = f.listFiles();
// Part two is attachment
for( int i = 0; i < attachments.length; i++ ) {
if (attachments[i].isFile() && attachments[i].getName().startsWith("error")) {
messageBodyPart = new MimeBodyPart();
FileDataSource fileDataSource =new FileDataSource(attachments[i]);
messageBodyPart.setDataHandler(new DataHandler(fileDataSource));
messageBodyPart.setFileName(attachments[i].getName());
messageBodyPart.setContentID("<ARTHOS>");
messageBodyPart.setDisposition(MimeBodyPart.INLINE);
multipart.addBodyPart(messageBodyPart);
}
}
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2016-08-05 06:42:59
Multipart multipart = new MimeMultipart("mixed");
for (int alen = 0; attlen < attachments.length; attlen++)
{
MimeBodyPart messageAttachment = new MimeBodyPart();
fileName = ""+ attachments[attlen];
messageAttachment.attachFile(fileName);
messageAttachment.setFileName(attachment);
multipart.addBodyPart(messageAttachment);
}
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2014-01-09 16:03:28
Después de Java Mail 1.3 adjuntar archivo más simple,
-
Simplemente use los métodos MimeBodyPart para adjuntar archivo directamente o desde una ruta de archivo.
MimeBodyPart messageBodyPart = new MimeBodyPart(); //messageBodyPart.attachFile(String filePath); messageBodyPart.attachFile(File file); multipart.addBodyPart(messageBodyPart);
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2017-04-24 10:29:16
Esto es woking 100% con Primavera 4+
@RequestParam CommonsMultipartFile attachFile;
@RequestParam CommonsMultipartFile attachFile2;
Properties mailProperties = new Properties();
mailProperties.put("mail.smtp.auth", true);
mailProperties.put("mail.smtp.starttls.enable", true);
mailProperties.put("mail.smtp.ssl.enable", true);
mailProperties.put("mail.smtp.socketFactory.class", "javax.net.ssl.SSLSocketFactory");
mailProperties.put("mail.smtp.socketFactory.fallback", false);
JavaMailSenderImpl javaMailSenderImpl = new JavaMailSenderImpl();
javaMailSenderImpl.setJavaMailProperties(mailProperties);
javaMailSenderImpl.setHost("smtp.gmail.com");
javaMailSenderImpl.setPort(465);
javaMailSenderImpl.setProtocol("smtp");
javaMailSenderImpl.setUsername("*********@gmail.com");
javaMailSenderImpl.setPassword("*******");
javaMailSenderImpl.setDefaultEncoding("UTF-8");
List<CommonsMultipartFile> attachments = new ArrayList<>();
attachments.add(attachFile);
attachments.add(attachFile2);
javaMailSenderImpl.send(mimeMessage -> {
MimeMessageHelper messageHelper = new MimeMessageHelper(mimeMessage, true, "UTF-8");
messageHelper.setTo(emailTo);
messageHelper.setSubject(subject);
messageHelper.setText(message);
if (!attachments.equals("")) {
for (CommonsMultipartFile file : attachments) {
messageHelper.addAttachment(file.getOriginalFilename(), file);
}
}
});
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2017-11-05 21:40:29