VanillaNav.java

import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;

public class VanillaNav {
    /**
     * Show the navigation screen for a location
     *
     * @param context       used to call {@link Context#startActivity(Intent)}
     * @param venueId       from the <a href="http://www.vanillanav.com/admin">admin panel</a>
     * @param destinationId used to reference a location, this field is editable in the <a href="http://www.vanillanav.com/admin">admin panel</a>
     */
    public static boolean navigate(Context context, long venueId, long destinationId) {
        try {
            Intent intent = new Intent();
            intent.setClassName("net.rosoftlab.nav", "net.rosoftlab.nav.ui.navigation.NavigationActivity");
            intent.putExtra("venueId", venueId);
            intent.putExtra("destinationId", destinationId);
            context.startActivity(intent);
            return true;
        } catch (ActivityNotFoundException | IllegalArgumentException e) {
            Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse("market://details?id=net.rosoftlab.nav"));
            context.startActivity(intent);
        } catch (SecurityException e) {
            //invalid VN Version
        }
        return false;
    }
}