CellularDataUtil.java

package com.RSen.Commandr.util;

import android.content.Context;
import android.net.ConnectivityManager;

import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

/**
 * Created by Ryan on 7/27/2014.
 */
public class CellularDataUtil {
    public static void setMobileDataEnabled(Context context, boolean enabled) {
        try {
            final ConnectivityManager conman = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
            final Class conmanClass = Class.forName(conman.getClass().getName());
            final Field connectivityManagerField = conmanClass.getDeclaredField("mService");
            connectivityManagerField.setAccessible(true);
            final Object connectivityManager = connectivityManagerField.get(conman);
            final Class connectivityManagerClass = Class.forName(connectivityManager.getClass().getName());
            final Method setMobileDataEnabledMethod = connectivityManagerClass.getDeclaredMethod("setMobileDataEnabled", Boolean.TYPE);
            setMobileDataEnabledMethod.setAccessible(true);

            setMobileDataEnabledMethod.invoke(connectivityManager, enabled);
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (NoSuchMethodException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            e.printStackTrace();
        }
    }
}