How to use

printStackTrace

method

in

javax.mail.MessagingException

 Properties props = System.getProperties();
props.setProperty("mail.store.protocol", "imaps");
try {
  Session session = Session.getDefaultInstance(props, null);
  javax.mail.Store store = session.getStore("imaps");
  store.connect("imap.gmail.com", "<username>@gmail.com", "<password>");
  javax.mail.Folder[] folders = store.getDefaultFolder().list("*");
  for (javax.mail.Folder folder : folders) {
    if ((folder.getType() & javax.mail.Folder.HOLDS_MESSAGES) != 0) {
      System.out.println(folder.getFullName() + ": " + folder.getMessageCount());
    }
  }
} catch (MessagingException e) {
  e.printStackTrace();
}

public void sendMail(String email) {
  Map<String, Object> map = new HashMap<String, Object>();
  map.put("email", email);
  try {
    String text = getTextByTemplate(template, map);
    send(email, text);
  } catch (IOException | TemplateException e) {
    e.printStackTrace();
  } catch (MessagingException e) {
    e.printStackTrace();
  }
}

public void sendMail(String email) {
  Map<String, Object> map = new HashMap<String, Object>();
  map.put("email", email);
  try {
    String text = getTextByTemplate(template, map);
    send(email, text);
  } catch (IOException | TemplateException e) {
    e.printStackTrace();
  } catch (MessagingException e) {
    e.printStackTrace();
  }
}

public void sendMail(String email) {
  Map<String, Object> map = new HashMap<String, Object>();
  map.put("email", email);
  try {
    String text = getTextByTemplate(template, map);
    send(email, text);
  } catch (IOException | TemplateException e) {
    e.printStackTrace();
  } catch (MessagingException e) {
    e.printStackTrace();
  }
}

me.printStackTrace();

e.printStackTrace();

ex.printStackTrace();

  Contents.getContents(mm, i);
} catch (MessagingException e) {
  e.printStackTrace();

  e.printStackTrace();
} catch (Exception e) {
  e.printStackTrace();

  transport.close();
} catch (MessagingException e) {
  e.printStackTrace();

  transport.close();
} catch (MessagingException e) {
  e.printStackTrace();

try {
   simpleMessage.setFrom(fromAddress);
   simpleMessage.setRecipient(RecipientType.TO, toAddress);
   simpleMessage.setSubject(subject);
       simpleMessage.setText(text);
   Transport.send(simpleMessage);  // this is where code hangs     
 } catch (MessagingException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
   Transport.close()
 }

fromColumn.setCellValueFactory(new Callback<CellDataFeatures<Message, String>, ObservableValue<String>>() {
   public ObservableValue<String> call(CellDataFeatures<Message, String> m) {
     // m.getValue() returns the Message instance for a particular TableView row
     try {
       return new ReadOnlyObjectWrapper<String>(Arrays.toString(m.getValue().getFrom()));
     } catch (MessagingException e) {
       // TODO Auto-generated catch block
       e.printStackTrace();
     }
     return null;
   }
 });

private void deleteMessage(final Message message) {
  try {
    message.setFlag(Flags.Flag.DELETED, true);
  } catch (final MessagingException e) {
    e.printStackTrace();
  }
}

  private boolean isTestEmail(Message message) {
    try {
      return message.getSubject().equals(TEST_EMAIL_SUBJECT);
    } catch (MessagingException e) {
      e.printStackTrace();
      return false;
    }
  }
}

public static void DisconnectFromRemote() {
  try {
   store.close();
 } catch (MessagingException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
 }
}

public void close() throws IOException {
  try {
    folder.close(false);
  } catch (MessagingException e) {
    e.printStackTrace();
  }
}

public void initParams(String val) {
  try {
    if (val != null) {
      params = new ParameterList(val);
    } else {
      params = DEF_LIST;
    }
  } catch (MessagingException e) {
    e.printStackTrace();
    System.err.println(e.getMessage());
    params = DEF_LIST;
  }
}

@SuppressWarnings("unused")
private void addEmailAttachements(File attachment){
  bodypart = new MimeBodyPart();
  DataSource source = new FileDataSource(attachment);
  try {
    bodypart.setDataHandler(new DataHandler(source));
    bodypart.setFileName(attachment.getName());
    multipart.addBodyPart(bodypart);
  } catch (MessagingException e) {
    // TODO Auto-generated catch block
    e.printStackTrace();
  }
  
}
 

public void close() {
  if (store != null && store.isConnected()) {
    try {
      store.close();
    } catch (MessagingException e) {
      e.printStackTrace();
    }
  }
}