Activity Lifecycle Callbacks (for when you join a new company and you have no idea what fragment you are looking at)

AppActivityLifecycleCallbacks.java

import android.app.Activity;
import android.app.Application;
import android.content.Context;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentActivity;
import android.support.v4.app.FragmentManager;

import timber.log.Timber;

public class AppActivityLifecycleCallbacks implements Application.ActivityLifecycleCallbacks {

    private static final String TAG = "ALC";
    private final FragmentManager.FragmentLifecycleCallbacks fragmentLifecycleCallbacks = new AppStreamFragmentCallbacks();

    @Override
    public void onActivityCreated(Activity activity, Bundle bundle) {
        Timber.d("%s: Activity Created \"%s\"", TAG, activity.getLocalClassName());
        if (activity instanceof FragmentActivity) {
            ((FragmentActivity) activity).getSupportFragmentManager()
                    .registerFragmentLifecycleCallbacks(fragmentLifecycleCallbacks, false);
        }
    }

    @Override
    public void onActivityStarted(Activity activity) {
        // NOOP
    }

    @Override
    public void onActivityResumed(Activity activity) {
        // NOOP
    }

    @Override
    public void onActivityPaused(Activity activity) {
        // NOOP
    }

    @Override
    public void onActivityStopped(Activity activity) {
        // NOOP
    }

    @Override
    public void onActivitySaveInstanceState(Activity activity, Bundle bundle) {
        // NOOP
    }

    @Override
    public void onActivityDestroyed(Activity activity) {
        Timber.d("%s: Activity Destroyed \"%s\"", TAG, activity.getLocalClassName());
        if (activity instanceof FragmentActivity) {
            ((FragmentActivity) activity).getSupportFragmentManager()
                    .unregisterFragmentLifecycleCallbacks(fragmentLifecycleCallbacks);
        }
    }

    private class AppFragmentCallbacks extends FragmentManager.FragmentLifecycleCallbacks {

        @Override
        public void onFragmentAttached(@NonNull FragmentManager fm,
                                       @NonNull Fragment f,
                                       @NonNull Context context) {
            super.onFragmentAttached(fm, f, context);
            Timber.d("%s: Fragment Attached \"%s\"", TAG, f.getClass().getCanonicalName());
        }
    }

}