How to receive mutilple attachment files using pop3

Question

i have problem to receive multiple attachment file.
how we can find out attachment in a forwarded messages.

Answer 1

private void processMessage(Message message) throws MessagingException, IOException
Object obj = message.getContent() ;
String disposition = message.getDisposition() ;
if (disposition == null)
if (obj instanceof String)
System.out.println(obj.toString());
else if (obj instanceof Multipart)
processMultipart((Multipart) obj) ;
else if (obj instanceof InputStream)
processInputStream(message);
else if (obj instanceof InputStream || disposition.equals("inline") ||
disposition.endsWith("attachment"))
processInputStream( message) ;
else
System.out.println("Dont know the type " + obj) ;
private void processMultipart(Multipart multipart) throws
IOException, MessagingException
int count = multipart.getCount() ;
for (int j = 0 ; j < count ; j++)
BodyPart bodypart = multipart.getBodyPart(j) ;
String disposition = bodypart.getDisposition() ;
if (disposition == null)
Object ob = bodypart.getContent() ;
if (ob instanceof String)
System.out.println(obj.toString());
else if (ob instanceof Multipart)
processMultipart( (Multipart) ob) ;
else if (ob instanceof InputStream)
processInputStream(bodypart) ;
else if (ob instanceof Message)
processMessage((Message) ob) ;
else
System.out.println("Object type not found >> " + ob) ;
else if (disposition.equals("inline") || disposition.endsWith("attachment"))
processInputStream(bodypart) ;
else
System.out.println("No handling of Disposition type " + disposition) ;
private void processInputStream(BodyPart bodyPart) throws MessagingException, IOException
MimeBodyPart mbp = (MimeBodyPart) bodyPart ;
String name = mbp.getFileName() ;
if (name == null)
if (mbp.isMimeType("text/plain"))
name = "text.txt" ;
else if (mbp.isMimeType("text/html"))
name = "text.html" ;
else if (mbp.isMimeType("image/gif"))
name = "image.gif" ;
else if (mbp.isMimeType("image/jpeg"))
name = "image.jpeg" ;
else
name = "temp.tmp" ;
writeInFile(mbp.getInputStream(),name);
private void processInputStream(Message message) throws
MessagingException, IOException
MimeMessage mimeMessage = (MimeMessage) message ;
String name = mimeMessage.getFileName() ;
if (name == null)
if (mimeMessage.isMimeType("text/plain"))
name = "text.txt" ;
else if (mimeMessage.isMimeType("text/html"))
name = "text.html" ;
else if (mimeMessage.isMimeType("image/gif"))
name = "image.gif" ;
else if (mimeMessage.isMimeType("image/jpeg"))
name = "image.jpeg" ;
else
name = "temp.tmp" ;
writeInFile(mimeMessage.getInputStream(),name);
private void writeInFile(InputStream in,String name)
File file=new File(name);
FileOutputStream out=new FileOutputStream(file);
byte[] bytes = new byte[1024] ;
int i = -1 ;
while ( (i = in.read(bytes)) != -1)
out.write(bytes, 0, i) ;
in.close() ;
out.close() ;
}