Review

class PdfWriter {
    /**
     * Use this method to set the ratio between the extra word spacing and
     * the extra character spacing when the text is fully justified.
     * Extra word spacing will grow <CODE>spaceCharRatio</CODE> times more
     * than extra character spacing. If the ratio is <CODE>PdfWriter.NO_SPACE_CHAR_RATIO</CODE>
     * then the extra character spacing will be zero.
     * @param spaceCharRatio the ratio between the extra word spacing and the extra character spacing
     */
    public void setSpaceCharRatio(final float spaceCharRatio) {
        if (spaceCharRatio < 0.001f)
            this.spaceCharRatio = 0.001f;
        else
            this.spaceCharRatio = spaceCharRatio;
    }

}