Reading InputStream

// In case of HTTP 403
System.setProperty("http.agent", "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.29 Safari/537.36");

URL url = new URL("url");
InputStream stream = url.openStream();
BufferedReader br = new BufferedReader(new InputStreamReader(stream));

StringBuilder sb = new StringBuilder();
String line;

while ((line = br.readLine()) != null) {
    sb.append(line);
}
stream.close();

OR

URL url = new URL("url");
InputStream stream = url.openStream();
BufferedInputStream bis = new BufferedInputStream(stream);

StringBuilder sb = new StringBuilder();
String line;

while (true) {
    int data = bis.read();
    if (data == -1){
        break;
    } else {
        sb.append((char) data);
    }
}
bis.close();
stream.close();