檢測網絡是否正常, inputstream 的轉換
阿新 • • 發佈:2017-08-06
turn you ets check 正常 out ext 檢測 except
private boolean checkNetwork() { ConnectivityManager connManager = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE); if (connManager.getActiveNetworkInfo() != null) { return connManager.getActiveNetworkInfo().isAvailable(); } return false; }
// 將輸入流轉化為 String 型private static String parseInfo(InputStream inStream) throws Exception { byte[] data = read(inStream); // 轉化為字符串 return new String(data, "UTF-8"); } // 將輸入流轉化為byte型 public static byte[] read(InputStream inStream) throws Exception { ByteArrayOutputStream outputStream= new ByteArrayOutputStream(); byte[] buffer = new byte[1024]; int len = 0; while ((len = inStream.read(buffer)) != -1) { outputStream.write(buffer, 0, len); } inStream.close(); return outputStream.toByteArray(); }
檢測網絡是否正常, inputstream 的轉換