private void connect() throws ServiceException {
if (!connection.isClosed()) return;
try {
connection.connect();
try {
connection.login(dataSource.getDecryptedPassword());
} catch (CommandFailedException e) {
throw new LoginException(e.getError());
}
} catch (Exception e) {
connection.close();
throw ServiceException.FAILURE("Unable to connect to POP3 server: " + dataSource, e);
}
}
