readStream(in)

URL url = new URL("http://www.android.com/");
    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
    try
    {
        InputStream in = new BufferedInputStream(urlConnection.getInputStream());
        readStream(in);  <-----NO SUCH METHOD
    }
    finally
    {
        urlConnection.disconnect();
    }

InputStream in = address.openStream();
BufferedReader reader = new BufferedReader(new InputStreamReader(in));
StringBuilder result = new StringBuilder();
String line;
while((line = reader.readLine()) != null) {
    result.append(line);
}
System.out.println(result.toString());

import org.springframework.util.FileCopyUtils;

InputStream is = connection.getInputStream();
ByteArrayOutputStream bos = new ByteArrayOutputStream();
FileCopyUtils.copy(is, bos);
String data = new String(bos.toByteArray());