1.采用Http方式:
public boolean isConnByHttp(){ boolean isConn = false; URL url; HttpURLConnection conn = null; try { url = new URL("ttp://wl.daishu001.com/YHDriver.asmx"); conn = (HttpURLConnection)url.openConnection(); conn.setConnectTimeout(1000*5); if(conn.getResponseCode()==200){ isConn = true; } } catch (MalformedURLException e) { // TODO Auto-generated catch block e.printStackTrace(); }catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); }finally{ conn.disconnect(); } return isConn; }