prasarna.java

public class MainActivity extends Activity
{
    @Override
    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        RadioButton off = (RadioButton) findViewById(R.id.radio_off);
        off.toggle();
    }

    private void setStream(int id) {
        final String hosts[] = {
            "http://192.168.1.21:8080/",
            "http://192.168.1.22:8088/"
        };
        final String files[][] = {
            { "?off","?cz","?en","?de","?pl" },
            { "?off","?cz","?en","?de","?pl" }
        };
        for(int i=0; i<hosts.length; i++) {
            GetController gc = new GetController(hosts[i]+files[i][id]);
            Thread t = new Thread(gc);
            t.start();
        }
    }

    public void onRadioButtonClicked(View view) {
        ConnectivityManager connMgr = (ConnectivityManager) getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo networkInfo = connMgr.getActiveNetworkInfo();
        if (networkInfo != null && networkInfo.isConnected()) {
            boolean checked = ((RadioButton) view).isChecked();
            if(checked) {
                switch(view.getId()) {
                    case R.id.radio_off:
                        setStream(0);
                        break;
                    case R.id.radio_cz:
                        setStream(1);
                        break;
                    case R.id.radio_en:
                        setStream(2);
                        break;
                    case R.id.radio_de:
                        setStream(3);
                        break;
                    case R.id.radio_pl:
                        setStream(4);
                        break;
                }
            }
        } else {
            Toast.makeText(getApplicationContext(),"No connection...",Toast.LENGTH_SHORT).show();
        }
    }

    private class GetController implements Runnable {
        private String myurl;

        public GetController(String url) {
            myurl = url;
        }

        public void run() {
            android.os.Process.setThreadPriority(android.os.Process.THREAD_PRIORITY_BACKGROUND);
            try {
                URL url = new URL(myurl);
                HttpURLConnection conn = (HttpURLConnection) url.openConnection();
                conn.setReadTimeout(1000 /* milliseconds */);
                conn.setConnectTimeout(1000 /* milliseconds */);
                conn.setRequestMethod("GET");
                conn.setDoInput(true);
                conn.connect();
                int response = conn.getResponseCode();
                InputStream is = conn.getInputStream();
                Reader reader = new InputStreamReader(is, "UTF-8");
                char[] buffer = new char[500];
                reader.read(buffer);
                conn.disconnect();
            } catch(IOException e) {
            } catch(MalformedURLException e) {
            }
        }

    }

}