src/main/java/org/jfree/graphics2d/svg/SVGGraphics2D.java
private String svgColorStr() {
        String result = "black;";
        if (this.paint instanceof Color) {
            return rgbColorStr((Color) this.paint);
        } else if (this.paint instanceof GradientPaint 
                || this.paint instanceof LinearGradientPaint
                || this.paint instanceof RadialGradientPaint) {
            return "url(#" + this.gradientPaintRef + ")";
        }
        return result;
    }
private String svgColorStr() {
        String result = "black;";
        if (this.paint instanceof Color) {
            return rgbColorStr((Color) this.paint);
        } else if (this.paint instanceof GradientPaint 
                || this.paint instanceof LinearGradientPaint
                || this.paint instanceof RadialGradientPaint) {
            return "url(#" + this.gradientPaintRef + ")";
        }
        return result;
    }
private String svgColorStr ( ) { String result = "black;" ; if ( this . paint instanceof Color ) { return rgbColorStr ( ( Color ) this . paint ) ; } else if ( this . paint instanceof GradientPaint || this . paint instanceof LinearGradientPaint || this . paint instanceof RadialGradientPaint ) { return "url(#" + this . gradientPaintRef + ")" ; } return result ; }
Returns an SVG color string based on the current paint.  To handle
{@code GradientPaint} we rely on the {@code setPaint()} method
having set the {@code gradientPaintRef} attribute.

@return An SVG color string.
Returns an SVG color string based on the current paint . To handle { @code GradientPaint } we rely on the { @code setPaint () } method having set the { @code gradientPaintRef } attribute .