import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;

import java.io.IOException;

public class InternetReceiver extends BroadcastReceiver {
    boolean b;

    @Override
    public void onReceive(Context context, Intent intent) {

        if (isConnected()) {
            // Internet is connected
            b = true;
        } else {
            // Internet is not connected
            b = false;
        }

        // Notify Activity accordingly
        Intent i = new Intent("broadCastName");
        // Data you need to pass to activity
        i.putExtra("message", b);

        context.sendBroadcast(i);
    }

    public boolean isConnected() {

        Runtime runtime = Runtime.getRuntime();
        try {

            Process ipProcess = runtime.exec("/system/bin/ping -c 1 8.8.8.8");
            int exitValue = ipProcess.waitFor();
            return (exitValue == 0);

        } catch (IOException e) {
            e.printStackTrace();
        } catch (InterruptedException e) {
            e.printStackTrace();
        }

        return false;
    }

}