if(!st.nextToken().equals("250")){
String responseCode = st.nextToken(); if(!(responseCode.equals("250") || responseCode.equals("230"))){
   public synchronized void admin(String password)      throws IOException,         ServerResponseException   {      // send admin command to the server      ostream.write("admin "+password+"\r\n");      ostream.flush();      if(debug) System.out.println("-> admin "+password);      // get reply string      String response= new String(istream.readLine());      if(debug) System.out.println(response);      // check response code      StringTokenizer st= new StringTokenizer(response);      if(!st.nextToken().equals("250")){         // command failed         throw (new ServerResponseException(response));      }// fi   }// end of admin method