Align Paragraph at the center of the page

Question

I am using itext to generate pdf file. I want to align my title in the middle of the page. Presently i am using like this

Paragraph preface = new Paragraph()         


        

Answer 1

Use Paragraph#setAlignment(int) :

Paragraph preface = new Paragraph(); 
preface.setAlignment(Element.ALIGN_CENTER);

See the ALIGN_* constants in the Element interface for more possible values.