InputStream转成String

InputStream inputStream = new FileInputStream(file);


  InputStreamReader reader = new InputStreamReader(

  inputStream, "UTF-8");


  BufferedReader br = new BufferedReader(reader);

  String data = "";

 StringBuffer sb = new StringBuffer();


  while ((data = br.readLine()) != null) {

  sb.append(data);

  }

  String xml = sb.toString();

  Log.e("----",xml);

  inputStream.close();