@Override
    public String toString() {
        return "Symbol{" + "path=" + path + ", anchor=" + anchor + ", fillColor=" + fillColor + ", fillOpacity="
                + fillOpacity + ", rotation=" + rotation + ", scale=" + scale + ", strokeColor=" + strokeColor
                + ", strokeOpacity=" + strokeOpacity + ", strokeWeight=" + strokeWeight + '}';
    }
Weight of the symbol's outline. The default is the scale of the symbol.
primefaces/src/main/java/org/primefaces/model/map/Symbol.java