private boolean checkServer(int port, boolean ssl) { try { URL url = new URL("http://127.0.0.1:" + port); HttpURLConnection conn = (HttpURLConnection) url.openConnection(); conn.setRequestMethod("GET"); conn.connect(); int length = conn.getContentLength(); StringBuffer text = new StringBuffer(); InputStream is = conn.getInputStream(); InputStreamReader isr = new InputStreamReader(is); int size = 256; char[] buf = new char[size]; int len; while ((len = isr.read(buf, 0, size)) != -1) text.append(buf, 0, len); isr.close(); if (programName.equals("ISN")) return !shutdown(port, ssl); return true; } catch (Exception ex) { return false; } }