利用百度语音识别技术实现文字转语音的应用（Java版附源码）_朗读引擎url源码合集

• @throws IOException

• @throws DemoException

*/

public static String getResponseString(HttpURLConnection conn) throws IOException, DemoException {

return new String(getResponseBytes(conn));

}

/**

• 从HttpURLConnection 获取返回的bytes

• 注意 HttpURLConnection自身问题， 400类错误，会直接抛出异常。不能获取conn.getInputStream();

• @param conn

• @return

• @throws IOException http请求错误

• @throws DemoException http 的状态码不是 200

*/

public static byte[] getResponseBytes(HttpURLConnection conn) throws IOException, DemoException {

int responseCode = conn.getResponseCode();

if (responseCode != 200) {

System.err.println("http 请求返回的状态码错误，期望200， 当前是 " + responseCode);

if (responseCode == 401) {

System.err.println(“可能是appkey appSecret 填错”);

}

throw new DemoException(“http response code is” + responseCode);

}

InputStream inputStream = conn.getInputStream();

byte[] result = getInputStreamContent(inputStream);

return result;

}

/**

• 将InputStream内的内容全部读取，作为byt