public ConnectionHelper(String clusterURL, PSPConnectionInfo info, boolean isApplet) throws MalformedURLException, IOException { this(clusterURL, info, isApplet, "");
public ConnectionHelper() {
  public ConnectionHelper(String clusterURL, PSPConnectionInfo info,                          boolean isApplet)      throws MalformedURLException, IOException    {        this(clusterURL, info, isApplet, "");    }