retriving unread messages

[gayathri murugesan]

hi, i need to retrieve only the unread messages from the inbox whenever it arrives to inbox
i used the following code given below to do so. but it is retriving all the mesaages in the inbox.
please help to retrieve only the unread messages

  while(true){ 
   try {
           Folder folder = store.getFolder("INBOX");
           folder.open(Folder.READ_WRITE);
           FlagTerm ft = new FlagTerm(new Flags(Flags.Flag.SEEN), false);
           Message message[] = folder.search(ft);

            //Retrieve message headers for each message in folder.
            FetchProfile profile = new FetchProfile();
            profile.add(FetchProfile.Item.ENVELOPE);
            folder.fetch(message, profile);
             System.out.println("the count of unread ones:"+folder.getUnreadMessageCount());
            if(folder.getUnreadMessageCount()>0)
                   for (int i=0, n=message.length; i<n; i++) {
                        msg=message[i].getSubject();
                        Object content = message[i].getContent();
                        Address[] senders = message[i].getFrom();
                        System.out.println("FROM:"+senders[0].toString());
                        System.out.println("DATE:"+message[i].getSentDate());
                        final2=senders[0].toString()+"\t"+message[i].getSubject()+"\t"+message[i].getSentDate()+"\t";
                        if (content instanceof Multipart) {
                            StringBuffer messageContent = new StringBuffer();
                            Multipart multipart = (Multipart) content;
                             for (int j= 0; j < multipart.getCount(); j++) {
                                  Part part = (Part) multipart.getBodyPart(j);
                                  if (part.isMimeType("text/plain")) {
                                        messageContent.append(part.getContent().toString());
                                  }
                             }
                             System.out.println("$$$$$$$$$$$$$$$"+messageContent.toString()+"$$$$$$$$$$$$$$$");
                              final1=msg+" "+messageContent.toString();
                              final2=final2+messageContent.toString();

                       } 
                       else {
                              System.out.println("***********"+content.toString()+"*****************");
                               final1=msg+" "+content.toString();
                               final2=final2+content.toString();
                      }
      
                      Classifier c=new Classifier();
                      c.separator(final1,final2);

                       final1="";

     
               }
      
         } catch (Exception e) {
         
            showError("Unable to download messages.", true);
            e.printStackTrace();
        }
    }

please help