Disable/Enable mobile data on Android L with root access

Question

I am writing a little app that only I will use and I want to pragmatically enable / disable my mobile data on a rooted android 4.5 device (I am running a custom Android L fo

Answer 1

void turnData(boolean ON) throws Exception
{

    int currentapiVersion = android.os.Build.VERSION.SDK_INT;
    if(currentapiVersion == Build.VERSION_CODES.FROYO)
    {

        Log.i("version:", "Found Froyo");
        try{ 
            Method dataConnSwitchmethod;
            Class telephonyManagerClass;
            Object ITelephonyStub;
            Class ITelephonyClass;
            TelephonyManager telephonyManager = (TelephonyManager) cx.getApplicationContext().getSystemService(Context.TELEPHONY_SERVICE);

            telephonyManagerClass = Class.forName(telephonyManager.getClass().getName());
        Method getITelephonyMethod = telephonyManagerClass.getDeclaredMethod("getITelephony");
        getITelephonyMethod.setAccessible(true);
        ITelephonyStub = getITelephonyMethod.invoke(telephonyManager);
        ITelephonyClass = Class.forName(ITelephonyStub.getClass().getName());

        if (ON) {
             dataConnSwitchmethod = ITelephonyClass.getDeclaredMethod("enableDataConnectivity"); 

        } else {
            dataConnSwitchmethod = ITelephonyClass.getDeclaredMethod("disableDataConnectivity");
        }
        dataConnSwitchmethod.setAccessible(true);
        dataConnSwitchmethod.invoke(ITelephonyStub);
        }catch(Exception e){
              Log.e("Error:",e.toString());
        }

    }
     else
    {
       Log.i("version:", "Found Gingerbread+");
       final ConnectivityManager conman = (ConnectivityManager) cx.getApplicationContext().getSystemService(Context.CONNECTIVITY_SERVICE);
       final Class conmanClass = Class.forName(conman.getClass().getName());
       final Field iConnectivityManagerField = conmanClass.getDeclaredField("mService");
       iConnectivityManagerField.setAccessible(true);
       final Object iConnectivityManager = iConnectivityManagerField.get(conman);
       final Class iConnectivityManagerClass =  Class.forName(iConnectivityManager.getClass().getName());
       final Method setMobileDataEnabledMethod = iConnectivityManagerClass.getDeclaredMethod("setMobileDataEnabled", Boolean.TYPE);
       setMobileDataEnabledMethod.setAccessible(true);
       setMobileDataEnabledMethod.invoke(iConnectivityManager, ON);
    }
}