public ArrayList<WeaponPart> getPartList(int partClass){
        switch(partClass){
            case ENGINES :
                return engineList;
            case SAILS :
                return sailList;
            case FIGUREHEADS :
                return figureheadList;
            case HULLS :
                return hullList;
            case STABILIZERS :
                return stabilizerList;
        }
        return engineList;
    }