basic_entity

class Entity{
    int x;
    int y;
    int velocity;
    // and more
}
class Sprite{
    public Sprite(String sprite_name){
        //some method to load sprite
    }

    public render(){
        // some way to render sprite on screen
    }
}
class Player extends Entity{
    Sprite sprite = new Sprite("name_of_sprite_to_load");

    public render(){
        sprite.render();
    }
}