public static boolean sendRequest(String request) {    InputStream inputStream = null;    try {        URL url = new URL(request);        HttpURLConnection connection = (HttpURLConnection) url.openConnection();        connection.setReadTimeout(TIMEOUT);        connection.setConnectTimeout(TIMEOUT);        connection.setRequestMethod("POST");        connection.connect();        inputStream = connection.getInputStream();        while (inputStream.read() != -1);        return true;    } catch (IOException error) {        return false;    } finally {        try {            if (inputStream != null) {                inputStream.close();            }        } catch (IOException secondError) {            Log.w(RequestManager.class.getSimpleName(), secondError);        }    }}我如何從 inputreader.read() 讀取數據？我想讀取從服務器發回的數據