elimina.java

Lista l = new Lista();
        
l.inserta(new Pelicula("Blanca N", "Director1", 180, 1980));
l.inserta(new Pelicula("Batman", "Director2", 190, 1995));
l.inserta(new Pelicula("The Matrix", "Director1", 200, 2001));
l.inserta(new Pelicula("Thor", "Director4", 150, 2001));
l.inserta(new Pelicula("Avengers", "Director1", 180, 2010));
l.inserta(new Pelicula("Ban", "Director1", 180, 2019));
l.inserta(new Pelicula("CerCo", "Director2", 190, 1980));
l.inserta(new Pelicula("Animalia", "Director1", 200, 1900));
l.inserta(new Pelicula("XX", "Director4", 150, 2008));
l.inserta(new Pelicula("The following", "Director1", 180, 1980));

public void elimina(int anio) {
        
        Nodo aux = cabeza;
        
        if(anio == aux.getDato().getAnios()){
            cabeza = aux.getNext();
            aux = null;
        }else{
            while(aux.getNext() != null) {
                if(anio == aux.getNext().getDato().getAnios() && aux.getNext().getNext() != null){
                    Nodo tmp = aux.getNext().getNext();
                    aux.setNext(tmp);
                }else{
                    if(anio == aux.getNext().getDato().getAnios() && aux.getNext().getNext() == null){
                        aux.setNext(null);
                    }else{
                        aux = aux.getNext();
                    }
                }
            }
        } 
    }