package com.arman.osmdroidmapsforge; import android.app.Application; import android.content.Context; import com.arman.osmdroidmapsforge.routing.RouteCalculator; public class MyApplication extends Application { private static RouteCalculator mRouteCalculator; @Override public void onCreate() { super.onCreate(); mRouteCalculator = new RouteCalculator(getApplicationContext()); mRouteCalculator.loadGraphStorage(); } public static RouteCalculator getRouteCalculator() { return mRouteCalculator; } }