extends [AbstractRoboController](https://gist.github.com/benoitjadinon/3f1932163c65b4c31be0) and adds RxLifecycle info and helpers to create subscriptions

AbstractRxRoboController.java

package roboutils;

import android.app.Activity;
import android.content.Context;
import android.os.Bundle;
import android.support.annotation.CheckResult;
import android.support.annotation.NonNull;

import com.trello.rxlifecycle.ActivityEvent;
import com.trello.rxlifecycle.ActivityLifecycleProvider;
import com.trello.rxlifecycle.RxLifecycle;

import rx.Observable;
import rx.Subscription;
import rx.subjects.BehaviorSubject;
import rx.subscriptions.CompositeSubscription;

public abstract class AbstractRxRoboController extends AbstractRoboController implements ActivityLifecycleProvider {

    CompositeSubscription mCompositeSubscription;

    private final BehaviorSubject<ActivityEvent> lifecycleSubject = BehaviorSubject.create();


    public AbstractRxRoboController(Activity activity) {
        super(activity);

        mCompositeSubscription = new CompositeSubscription();
    }


    protected void addSubscription(Subscription subscription) {
        mCompositeSubscription.add(subscription);
    }

    //region ActivityLifecycleProvider

    @Override
    @NonNull
    @CheckResult
    public Observable<ActivityEvent> lifecycle() {
        return lifecycleSubject.asObservable();
    }

    @Override
    @NonNull
    @CheckResult
    public <T> Observable.Transformer<T, T> bindUntilEvent(@NonNull ActivityEvent event) {
        return RxLifecycle.bindUntilEvent(lifecycleSubject, event);
    }

    @Override
    @NonNull
    @CheckResult
    public <T> Observable.Transformer<T, T> bindToLifecycle() {
        return RxLifecycle.bindActivity(lifecycleSubject);
    }

    //endregion ActivityLifecycleProvider


    //region lifecycle registers
    //https://github.com/trello/RxLifecycle/blob/c200d680d3dd3da8b17e3e6cec30c9278a7efefd/rxlifecycle-components/src/main/java/com/trello/rxlifecycle/components/RxActivity.java

    @Override
    protected void onCreateActivity(Context context, Bundle savedInstanceState) {
        super.onCreateActivity(context, savedInstanceState);
        lifecycleSubject.onNext(ActivityEvent.CREATE);
    }

    @Override
    protected void onStart(Context context) {
        super.onStart(context);
        lifecycleSubject.onNext(ActivityEvent.START);
    }

    @Override
    protected void onResume(Activity activity) {
        super.onResume(activity);
        lifecycleSubject.onNext(ActivityEvent.RESUME);
    }

    @Override
    protected void onPause(Activity activity) {
        lifecycleSubject.onNext(ActivityEvent.PAUSE);
        super.onPause(activity);
    }

    @Override
    protected void onStop(Activity activity) {
        lifecycleSubject.onNext(ActivityEvent.STOP);
        super.onStop(activity);
    }

    @Override
    protected void onDestroy(Context context) {
        lifecycleSubject.onNext(ActivityEvent.DESTROY);

        if (mCompositeSubscription != null && !mCompositeSubscription.isUnsubscribed())
            mCompositeSubscription.unsubscribe();

        super.onDestroy(context);
    }

    //endregion lifecycle
}